E85 timing sbc. Save Share Reply Quote Like.

E85 timing sbc Jump to Latest -383 SBC Stroker 526HP, 498TQ-Keisler RS600 5-Speed (Keisler Automotive)-12-Bolt GM EATON Posi, 3. Peak TQ with 1 7/8 headers was 544. Part throttle and idle is best at high 13s low 14s. 3-11-5 afr, up to 22 degrees of timing. I have a 434 SBC 13. 0 diamond pistons Howard cam , duration 279/291 114 ls centerline 110 . Edelbrock Performer heads, Victor Jr. Joined: sbc timing. I have a sbc on E85 and am tuning to about 25psi on a chassis dyno. alky needs additional timing I built a 421 e85 drag racing motor Reply. Even when I upgraded to an "E flow" kit and over 22 psi that timing worked well. 5-1 probably E85, peak around 7200 and shift at 7700+- in a 3900lb short bed 1500 pickup. I have a 567 CID, 15:1 CR that is built to take n2o. Need help with a new built Procharger F1-c blow thru sbc. I was thinking on running c85 on race days to have good consistent I am running 24 psi with 18 deg total timing on E85 and my motor is 8. General Maintenance & Repairs; 11. 2. I use my MSD box to pull 4 degrees out at 1 degree per pound after the first 5. I'm installing a new crank-trigger ignition system and phased distributor on my 427 SBC race engine and wanted to get some opinions on how much timing to start with. 5:1 CR, running E85 and a fat cam with a lot of overlap and an LSA of 109-110, all bets are off on timing, you just need to experiment with your Definitely understand that, I just see / hear about a lot of guys running 24-26+ degrees of timing with e85 and are making 900+ wheel on SBE motors with 15-16lbs. My research into heat range for E85 tends to demonstrate that colder plugs are needed. Estimated availability by 10/15/2013. Hoping my wide band comes in so that I can tune the air and fuel to better map the timing. How much timing would you run on that combo switching to Ignite Red given that? Fuel E85 A1000 pump-10 lines to and from regulator-06 lines to carb Carb HP950 Cam NX 262 Timing is @ 36 but drops to 28 under boost. 8 horsepower and 647. I finally got my 557" BBC /14-71 Roots Blower motor in my 35 Plymouth and would like some input on timing recommendations. As far as the carb, you throttle blades need to be closed as much as possible. BigE383. Save Share WITH 1x CAMSHAFT POSITION SENSOR IN TIMING COVER New billet aluminum timing covers in production. Jump to Latest 12:1 might be pushing the limits of and every day driver. drc767 Discussion starter. Again all combo related and needs tried. I mean, if you have 10. 1 2 3. 2 a/f 22 degrees of timing 25 creeping to 26 lbs of boost 6768 turbo, 234" engine th200 4r trans 2 walbro 307's w/relief pushed in 160# injectors 58% duty cycle stock fuel rail-10 feed Plugs burning alcohol (e85) look different than plugs burning gasoline. I dont want to tell you where to start because i know nothing about your engine. intake, Quickfuel E85 blow thru carb. Keep everyone up to date with how your project is coming along. On E85 @ 4200 it made 725. Posts; Latest Activity; Photos . Your BBC will more than likely run best at 42 degrees on E85. 25:1 Comp solid roller 260/267 . I'd set the timing 2-3° less than gas Timing may like 34* to 36* at WOT, only track time or dyno time will tell you this. Motor will be around 32*-34*. TT LS7 street car, 1080rwhp, cast Garrett 35R wheel, 10:1, q16, 20* 197 mph standing mile TT Vette, similar to above- 200* IATs. SBC 350, 8. Jump to Latest I run E85, non intercooled, flat top SBC 350 bored . Because of this, the timing map can be made to be more aggressive than when tuning with gasoline. Car has an MSD 6BTM, so how many degrees per lb should I be pulling out? I have a fresh engine build I have put into my dedicated drag car, combo is a 414cid sbc single plane intake, solid roller cam 710 lift 300 duration. 89 at 152. 803 1/4 Mile @ 36º locked out timing Solid roller, 276/284 @ . the last time out it was happy with alot more timing than I thought it would like. 0 Reply. 325" block, Crower crank, Crower 6" billet rods, Ross pistons (10. This little hummer uses a continuously variable, electronically E85 timing tables. Here's some specs on the motor: Cam Specifications Int. 5" lift 285/75 tires trailer puller. Peak TQ with 1 3/4 headers was 538. He then leaned it way up took 15 degs timing out. The AF readings are not right on that pull (and a few others) -- the EGT (not shown), fuel flow, and BSFC numbers all showed it being on the rich side and going richer up top. With the compression you're running it may be a bit sensitive to those fluctuations. 600 HP adds up to 24 degrees retard. Decent plug to start with, and what gap? Timing. 5 trap speed 11. yeti. the same timing. When I tuned my car I gave it a little extra fuel and took more timing out to be safe, 4 extra degrees. It went 6. 5 Hoosiers his jetting is dead on out of the box. E85 LOVES timing . He is a E85 genius! You can. 700 net lift with 1. This is because compression cannot begin until the intake valve closes. 1932 Ford 3 Window, Injected SBC 1970 Nova 5. Save Share Reply Quote Like. Timing is: base 28* pulling 1* per psi starting at 4psi Fuel pressure is good through the run scaling up approx 1:1 with boost. Lift: 510 Exh. With the initial timing set at 35 on the dist. Engine builder built me a LS2 440ci NA 14. The air cooled down last week and I didn't change the tuneup at all and it burned a piston. 5* at WOT, so you may have a bit of room at max boost. It's a 331ci sbf. One of the great things about E85 is not only its higher octane rating, but also its ability to suppress detonation. MODNROD Pro Posts: 428 Joined: Tue Dec 07, 2010 4:49 pm Location: Midwest, West Oz. If you notice the torq graph on c16 @ 4200 rpm's it made 555. A old Lunati roller. I ran my car on 11. 125 pvc with 3. Sure, here are some successful timing numbers. BTU equates to more HP (or hi rally,i have never run over 36deg total timing in any of my sbc deals over the years,but i have pretty well had locked timing as well and i expect to get a bit of flack but thats ok,i feel the locked dizzy gives me better idle quality,i have never had starter motors kick back with 10. com 68 Camaro 427" E85 powered small block, 9. I can add 2* safely according to my tuner at the track as long as he car is cool. 1982 Monte Carlo SC: 400 sbc, Procharger D1SC, Fueltech, E85, th400, Strange 9" 3. Im locked out at 35 degrees and pulling timing with the 7531. whats the best timing curve for a street/strip motor? 67 LSX 427 & twin PTE 7675's on E85 Rossler TH400, 3. 0:1 and lots of timing, 40 degrees on a 9. 0:1 383ci SBC on E85. You should be able to run lots of timing down low and be able to run 24 at wot. Opel Kadett Caravan 1973. 75 billet crank Oliver billet rods 6. 630 104 LC 4000# with driver TH-400 w/ 3800 stall Super Victor and 235 Pro Toplines The timing is currently 20 initial and 36 total. Most people hurt stuff from being conservative with it. 0-11. 3,092 192. Best results with 36* timing. And again you better really know how to tune a carb if you run the E85. 275 True Street (CHRA), Street Race (KOTS), Ultra/Ultimate SBC Methanol Blowthru Timing Roots Blown SBC. 2:1 compression, custom solid FT 248/255 106lsa, Air-Gap intake, Holley XP 950 running E85 with the new Trick Flow Power Port 190 heads, where would you put timing? We have it at 36 I'm trying to learn the best method to use for ignition timing with nitrous. 145 bore x 3. Worked better than it sounds. 2600lbs. yes the 24-28 total timing is for stock to large cam for most pump gas injected deals. Its going on a Big cube BowTie block 4" stroke Heads flow just under 340 cfm street driven to the 1/8 dragstrip, (sleeper with exception of what pokes through the hood LOL). E85 421 sbc almost done! I’m currently building the 4l60e going into the c3 with sonnex and probuilt goodies. Melting Slicks . 153 posts · Joined 2016 Add to quote; Only show this user #1 · Apr 26, 2019. 15lbs boost 357"sbc 8. next chapter is e85 23* sbc @10. E85 likes to be a little richer then gas so low 11s is good. I thought the motor would want more timing than 32 on E85 do these numbers seem right for this set up thanks guys . 89s. I can give it a lot of timing (like 42 degrees w/ a curve or locked at 36) to help it get out of the hole, but that makes my top end worse. when measuring the stock sbc intake runner at the narrowest area inside the intake Ive read that e85 fuel has an octane rating of 105. Save Share '69 Camaro - 429 SBC Dart Iron Eagle 9. We put it to the test in our revamped 360ci “Compression Obsession” Small Block Chevy. Awaiting the turbo kit I built for it that keeps ac and stock rad location. 12. That’s within 42 horsepower and 26 lb-ft of torque of our Race E85 results. However, on 20 psi, E85 timing advance is locked at 20. 14 gear with a eight inch 5500 converter. 1K views 4 replies 4 participants last post by ericnova72 Dec 5, 2014. C3 Tech/Performance - Total timing? When using E85 in a built motor - Just wanted to know about how high to go using afr 235 cc heads on a 421 ci solid roller motor E85 is new to me 13. Post Aug 13, 2014 #2 2014-08-13T01:39. 1965 Mustang 4V Twin 62s, Lentech 4R70W, BS3. Low compression and take a little timing out of it. We ran 39 deg with 100hp and 37 with 250 area. The stall seems to work great on the street I have an sbc was a zz3 crate that i modified by forged pistons and rods on forged crank brodix track 1s that have been milled down to nothing. zbrown Discussion starter. 5:1 going down the track. e85 in our combo loves timing. 8:1 Pump e85 Turbocharged Thanks guys . 18@171 3400 lbs. Any of you guys running a similar sbc combo w/ E85 that have had luck with your settings, or does anyone have any advice. So right now IT'S managing all timing and Colder plug will tolerate more timing ,your plug mark was showing that. 5:1 compression, unknown cam (yea, I know). with Ignite Red as opposed to pump E85? I run 16 degrees at 40 lbs. i cant find enough of it around here and where i drive to. AThey have been. Jump to Latest The Build: 388ci sbc, 9. Been running 36* on the same SBC, but now at 13:1. Here are a few specs: 377 with 7:1 (static) compression 8-71 blower pushing 16 lbs of boost Hilborn 4 port mechanical injection MSD pro billet dist with rev limiter (8k) and boost retard powerglide tranny shifting at 7500 powered by C12 Contact Mark Sullens. Required 36* on both E85 and gasoline. Lift: 510 Duration @ . 5 tires and KAM Efi (AKA COMSYNC ) system ,Hughes performance. Trying to stay safe on the timing until I get the fuel right. Supercharged BPE 400 SBC — SBC 434 on e85 with with v2. 1951 International Pickup Twin T70 388 SBC E85 8. However when we dyno'd the engine it made huge amounts of torque in the 3800 to 4500rpm range but I'm not feeling that on the track. Motor made good power. If I did NOT tell you these plugs were ran on E85, Most people reading them would say the engine wants "more" fuel / timing. Calibration Engineer www. My 93 octane tables are showing 26 degrees at idle and goes up slightly. 73 gears-17x8, 17x9 Cragar SS Wheels-11. If you see heat into 2 threads and some rounded edges or small Nicks in strap you are close to problems. Best regards I talked him into using E85 instead. 070 t-slot restrictors, t-slot exposure allways restricted to between . 8 to 1 compression and my timing mark on the ground strap is just below the bend. 2 (on gas scale) with 21psi, non-intercooled. I would keep adding till i was in the 30's. That’s just a guess because we don’t know your cam timing numbers, which can drastically affect your cranking compression numbers. 0 with the same 21psi and 26deg timing! 1982 Monte Carlo SC: 400 sbc, Procharger D1SC, Fueltech, E85, th400, Strange 9" 3. Im sure its a little bit of everything but mostly timing . 08/1. Put it on the dyno or take it to the track to It's also FLAT/doesn't build power on the upper rpm range. I'm trying to figure out a safe timing table for it. Admittedly, this doesn't go into much detail about where in the RPM range the timing was changed, but the point is that the timing didn't change much with e85. Jump to Latest Pimp Daddy Troy 4. (think Porsche GT3 or even Mazda Rx-8 with highly tuned multi I would, if I was to create a dedicated E85 engine, shoot for 13. I never seen E85 burned plugs so not sure how you can tell, but that could verify the sensor is working or not working. The consensus seems to be 16 degrees initial timing and total timing of 38 degrees. 704" lift, Billet Hogan's Intake with W2A Intercooler, Holley Dominator EFI on E85, Injector Dynamics ID2000 E85 has a higher octane rating (which is an anti-knock or "combustion under pressure" rating) than pump gas. im still working on my E85 tune but so far im running 63N 61F at 6psi & pulling 10 deg for 22 total. 406 SBC, AFR 210 heads, 13. Look at the sbc 427ci methanol twin turbo file. The magazines and such may show 400hp builds. carbs like to be in the 28-32 on norm if on pump(got to love the cooling effect of a carb) being e85 you can throw 2* more at it. with a NGK -7 plug . However, I left the engine work to a reputable engine shop near me. Good Luck! Good info, found that going from 33 total timing and pulling 10 it would back fire through the exhaust. And then so note that here in Columbia, MO that our winter blend of E85 may drop off to E70 because the extra gasoline give's it better cold weather light-off than straight E85 so you need to make damn sure youe are buying E85 the year I thought this might be a good thread for people out there trying to get the most out of their e85 tune. It’s a Motown bore 4. Look at that timing mark. 13-18# of boost. 27371 posts SBC 427 Twinturbo E85 Build Threads. Also, with e85, if you ventured to and past the point of 10. Ok, the plan is to make this a wild street car on 93 pump gas. I would say that I just installed my D1SC Procharger on my 383 SBC. 27-162mph. finally got engine started yesterday, and timing is way off, so how do I re-set initial timing with the programmable 6al-2 hooked up. Raise the carb idle screw so that the carb motor idles around 1000 to 900, of course this after the timing has been Lastly, dealing with E85, it is not always e85, ar eyou going to swap multiplier of just tune to Lamdba. 4:1 89 s10 blazer 9. The problem (IMO) with E85 or higher is that the BTU per pound is much less than race gas. We do a timing sweep, and try some other jets but I'll be damned if the way he sent them didnt work best. I'm currently using a plug in addition to my 7al2 box, the msd timing/boost #8762. Regarding E85 burn rate, I can tell you that two different engines dyno tested on E85 and gasoline both indicated minimal to ZERO difference in timing advance required. 9. ) Also the alcohol in E85 has a HUGE cooling property associated with it as well. I have a CSU E85 prepped carb. I know that im probably being very conservative with where the timing is at now but how much more timing can I put in it and still be safe. Thats about where I am at with my EFI turbo motor, but SBC 406 11. 28 60ft My 82 s10 lb 8. on pump E85. I have never hurt e85 engines being lean but over fat can be a prob. Peak HP was 596. LT1-LT4 Modifications; Small Block & Big Block Chevy Specific; CHASSIS, SUSPENSION, APPEARANCE. E85 will require a dedicated E85 style carburetor that has increased fuel volume capacity in order to handle the roughly 25 to 30 percent more fuel required to run E85. 5 to 14 to 1 CR. Thats my only question, why have the initial in the distributor . SBC, around 8. 5:1 385 SBC Especially in the lower rev ranges where the motor really picked up power and throttle response due to the added timing suddenly becoming available with the higher octane levels. Save Share Right now i think i have 8 degrees of timing at 10psi and up. Just want to be safe. E85 Timing and break up. The first, was that we actually had one degree more timing in the gasoline runs than we did with the E85. thanks Before switching over to F2 i had a roots 6/71 and use to lock timing at 32 with no retard with 10-12lbs of boost. 5:1, 377ci SBC in my Wife's car with a ProCharger D1SC, 10. Jump to Latest 21 - 26 of 26 Posts. 5-1 on spray. 5:1 Twin turbo no IC « Reply #6 on: June 02, 2014, 03:59:36 PM » I added 2 degrees on my tiny 2. I make 12-15 pounds at the track on C16. That way timing is in at the top of the converter. 33149 posts Carburetion, Induction, Nitrous - E85 carb tuning - If anybody cares I'm running e85 on a S/pro et Pinto with good luck! The engine is a 358 sbc with about 425 hp! The carb is a 750 proform center sec. Previous 1 2 template Next. This stuff is available everywhere now here in Missouri and sounds like it could be a great cheap race fuel. One engine -- SBC 410" (4. A gallon of E85 is around 75K BTU vs. I tried moving fuel jet upto a 71 at 5psi. (track data as well) ** Those numbers are the total advance at WOT, and Max RPM. LF88, 427 ls7, in the 4s, 9:1, a2w, e85, 24* at 28 psi. Motor is a 383 sbc 13 to 1 with a DUI hei and qf 850. Comment. This is with a 73 nitrous jet. should push 4 digits for low eights sorry mark sullens its efi now . 05-24-2020 #5 (Both E85) Both tunes are about 2 degrees away from the "kill" zone, based on plug reads, knock sensors, and using headphones to listen to the engine. race gas. 5 to 2 degrees per 50 HP is recommended. 355 sbc S480 E85 blow through Sleeper Aussie Small Tyre MAFIA . A/F on this pass was 12. was in 13. Save Share Thus, Holley can not guarantee an answer or timing on an answer. Timing with methanol, E85 / ethanol, nitromethane, benzene, slow burn fuels that require advanced timing Compression on E85 for SBC? Tags compression sbc. 5 compression, AFR 227 heads Jessel shaft rocker 1. 40 at 118 in a 2800 pound car. Jump to Latest 7K views 7 replies 4 participants last post by 75gmck25 Nov 27, 2006. 5a/f with 24psi. Site Admin. Made 1462@25psi. 82. Pic you show of hot plug is on edge of disaster. 05@151 1. Your even adding meth . 630/. When you are ramping the timing down from high to low you want a gradual decrease so the motor isn't dealing with big jumps. The cooler burn , engine temp , inlet temp , timing , faster spool . we are hoping it's a over octane issue. Show more replies. boostedbowtie. Pump gas All motor SBC 427 3308 lbs-29x10. 30* at 10 psi. Im pretty sure there is alot more power left in the timing alone. 0 DBW base tune that came with the Holley. But thats often risking things in a dyno at 5500+rpm. e85 single carb 3460 w I have got EFI on my SBC, I'm mapping on the highway/motorway. 646, LSA 110), 950 HP E85 carb, 1 3/4 headers. The shape of the combustion chamber (ie sbc vortec heads), domed pistons in a bbc, etc. ignition w/ a quick curve and 38 deg total timing, about 12. 672/. I have my theories why E85 may not be the best fuel for N2o but I think X98 may be the fuel of ch SBC-BBC-LT1-LT4 PERFORMANCE. 4K views 4 replies 3 participants last post by drc767 May 4, 2019. 8 to 12. Fuel test with a 12. The old mechanical advance distributor was somewhat hit-and-miss on total timing with the Twin T70 388 SBC E85 8. My 388 SBC on E85 27 psi no intercooler ran 8. 319 best sixty foot. You're gonna rely on using the oil to keep it going long enough in an It's my understanding that anything above 13:1-13. Still liked that timing curve best. blower is making 14 lbs of boost Thanks I would start with 100 shot. 5* timing. 5:1 afr on e85, then the car would misfire and pop (Probably because the I wouldn't bother with all the modifications with the engine. horsepowerinnovations. 85 afr range. Engine will have around 13:1 compression finally, Mike did a solid roller cam for it, we plan to have peak hp at 6800 and shift at 7100rpm, it is a light weight Chevy Vega I have a Methanol 1050 Dominator here, would anyone have some ballpark figures regarding timing and jetting for E85? I took out a degree and a half out of the E85 timing across the board, with the horsepower calculation, it showed a gain of 32 hp. Whats the most timing youve seen running boost on E85? I have a sbc on E85 and am tuning to about 25psi on a chassis dyno. It’s a sbc lt1 stroker 8. will have an effect on the total timing / advance used, I assume you have verified your TDC / timing marks as you indicated ECU and knock sensors. 2 posts · Joined 2014 Add to quote; Only show this user #1 · Dec 5, 2014. This is an older thread, you may not receive a response, and could be reviving an old thread. Save Share My understanding is a carb is some what of an innercooler and allows for more timing and or boost. Currently the timing is locked at 36. and put fresh e85 in it . 5 Hoosiers NEW BEST ET I am starting to learn a little more about E85 and Nitrous. 25 rear TRZ front/rear suspension on a 275 3800lbs, full interior etc 8. What is the most i can safely spray with e85 and its got a dedicated n2o stand alone. 3:1 SBC. 75gmck25 Discussion starter. , the box starts pulling timing out at 5lbs of boost. on an LS. Jump to Latest Twin T70 388 SBC E85 8. Converting to E85 Fuel. Ran 122mph in the heat. 2 A/F. 73 before . Compression is 10. Post Aug 13, 2014 #1 2014-08-13T01:37. Post Cancel. Im at 18 and making 760 wheel with 12 degrees, I just feel like there's a Right now I have my tune setup on the rich side 11. A deg pulled per PSI is good starting point I think. Some examples below will show you just how aggressive you can get. I know 1. Our engine builder kept throwing timing and e85 at a engine once to make a point. race gas on the same sbc engine. If you dont care about longevity then I would add 100hp using nitrious and a progressive timer running the thing rich with something adjusting the timing. Peak HP was 592. 4:1 e85 homemade 750 225 shot 2001 z28 camaro hooker lt ofy flowmaster slp lid bellows. But what is better, more fuel or less? 05 Mustang, RGR Stroked Big Bore, 80mm Turbo, E85 My set up on gas loves 12. Race Fuel (IC) After adding the ProCharger F-1A supercharger to the mix, we decided to do some more I just installed my D1SC Procharger on my 383 SBC. Tech Articles. DIYAutotune. 0 on gas scale. 040". Get some runs in and look stuff over. Jump to Latest 7. E85 is on edge with timing mark past bend and 2/3 Cad burned of top ring area. jmo . 2001 tahoe bone stock 1997 gmc yukon 2. This engine also is using a Howard SBC Brodix track 1 2. Best advise I can give you is to look in the base cals that come with the holley. Thats why I don't want a hot glow plug laying in there. E85 Base Timing Table. id creep up on it an read the My buddy and I are putting together a blown sbc for my altered and we are in need of some advise on the timing. The cam started life at 246/246, but i had it reground a little smaller and installed it straight up. Helps with response, cooling and MPG. Blog. Top. 5:1 compression) flat top piston, 66cc chamber. what kind of differences did you guys see with timing going from race gas to E85? i was running VP 110 and made the switch to E85 i left the timing curve the same as race gas but was just wondering?:smt102:smt102! Give him a call, or e-mail. 5:1 static compression is borderline on E85. I run a 522 cid bbc that is 9:1 w/ 10# of boost and 32* of timing for a total of 1000hp and 850# tq. I plan to add more boost and leave the timing I've been running E85 in my blown smallblock for the last 3 years. at SBC 350 Timing. 1 2. a gallon of, say, 93 gasoline, is at about 115k BTU. Attachments. After installing it in to the car, I made the switch to e85. Does anyone have something that would work? I'm running a V6 that's twin 6766 This timing table is from the 20 PSI 6. Im sure that's why you slowed down. I run 25 psi on a blowthru sbc 400, E85 non ic. with that cam youll be around 22-24 for idle timing an do 28 total up top an pull the 1* per #. scott foxwell. A good running junk yard engine will last suprisingly long. ,65 idle air bleeds,35 hi speeds bleeds,. 0 Dec 20, 2018 | 01:24 PM Share #3 v2racing. Z. 5 exhaust solid roller cam motion cam 276 284 duration 440 / 414 lift at the lobe. I data logged 6. The 383 is being built change the jets/air bleeds/power valve/static timing as required with a "strip dominator" you need a cam/heads/exhaust combo for a 7,000 rpm engine. Reactions: Rob94hawk. I'm trying to get a gauge on what timing I should expect from pump or race E85 fuels. com. 23 degree SBC, e85, blow thru, non IC, timing. 800" stroke, 11. Search. Jump to Latest 4. 5:1 CompCams blowercam 25psi E85 pump gas 7. It had a set of 13. X. Run a lot of timing with E85, as well as a hotter plug. Was actually soft on the beginning of the run. I also run NGK -10's. 6 intake 1. Always use ZERO SMOOTHING and a DYNOJET for My pet engine was a old 355 that I ran for years. I've read a lot of posts and articles on here and elsewhere about initial timing on a SBC. 21-131 and 8. E85 SBC builds. 87 lambda. Page of 2. It is not a reliable street driven 400hp at sbc. I 'm trying to get a consistant 25lbs of boost so the timing should be at 20deg when the boost reaches a minimum of 20 lbs. 50, K. I have timing locked at 35 all the way. I generally prefer to run a 50/50 mix of E85 just to be safe and allow for cooler running I run 25 psi on a blowthru sbc 400, E85 non ic. Turbo guy from NY is running 36* in his SBC with a Blo-thu Mark Sullens E85 Carburetor. 708/. 5:1 comp,i idle around the street and have moderate stall converters 4000-5000rpm and I have a sbc 383 stroker in my hot rod with 13. 21 - 40 of 42 Posts. E85 doesn't detonate easy but will pre ignite easy. 6 lb-ft of torque, on pump gas, with Boostane Professional. Re: Timing on E85 SBC 8. E85 Timing and a/f ratio questions. Now I pull 7 and it runs clean. The second interesting result was how much power it made. Ignition Timing . 120 gas needles,. Pimp Daddy Troy 4. 5-13-1 25 on your setup is right at MBT with 93 octane in the higher loads E85 reads at 78% on the scanner. Never even did the E85 conversion running 50/50 mixes either, ran perfectly. 16295 posts The one thing was when I first set up the timing and crank trigger I set it(by eye) to 34 degrees for break in on the dyno. 50125 lunati cam, 271/281 with . I was informed by Eric at Turbo Tweak that he changes the emissions timing in our cars to a more aggressive map ( 22ish idle to 44ish cruise ), it doesn't matter if it's E85 or gas on this but other aspects will like EGR will help. Its running on E85 and it runs 34 degrees up until I start pulling timing right around 2lbs and at 15lbs it has 19 degrees in it. 50 Profiler heads. 050 lobe sep 112, centerline 107, 1800rpm stall (Idle is fine) MSD 6530 ignition, HEI Dizzy locked out at 38 for now. When octane dropped in the 70's I added water injection. 3cr SR motor setup to run on 110 for the street and q16 for the track. The MSD e curve allows for the timing to be locked and adjusted for start up. 2 cr 950 cfm alky carb 2 inch spread port headers open with 14 inch collectors drag racing only vette about 2800 pounds Benefits of adding compression & E85 conversion of my 11. Did first start My motor is built pretty solid with a cam with a little overlap, decked block, shaved/ported heads, elec. I have a GMPP 290 HP/350, with a new HEI distributor and balancer (both are the part numbers recommended in the info that came with the Given altitude of 6,000 ft (Denver) and my specs of 408 Ohio Crankshaft forged internals, H-rods, JE pistons 12. I'm thinking I'm too rich and not enough timing yet? As an aside, be careful with pump E85, it can be all over the place at to % of "E" and water content. 50@160 at 3800lbs. How Much Timing (427 SBC Race Engine)? Post by The Engineer » Tue Apr 03, 2012 12:02 pm. Even still. Knowing this, we decided to compare the E85 to race E85 Timing for Procharged 383. Thanks . Tuning 9. We gained over . It is very hard to read plugs on E85 alone then on nitrous, very difficult. If you guys could give me your input or post your E85 Base Timing Tables, it would be greatly What are some of you running for timing on your E85 setups? Was running 38* on my 11:1 SBC on pump gas. Now. and make it run shitty. or the e85 would gum up the carbs. Reactions: ForceFed86. 95-162 in this thread in this sub-forum in the entire site Engine timing and spark plugs. i was told that if i let it sit in the garage for 2 or 3 weeks without starting it , that i have to drain the fuel tank and carbs. 3L, S475 Turbo, 275 Drag Radial. My 82 s10 lb 8. 1 compression 355 SBC How much timing have you seen people run with this set up. P1SC blower Looking for some base starting points on Plugs. 2 gas scale on e85 with 26* of timing it spools very fast. 8:1 gas scale for e85. 90 nitrous 335" sbc 12. I will run a 400 shot on the foggers and 200 on the plates. Supercharged BPE 400 SBC — E85 (Non IC) vs. if I had some non projected 7 plugs versus the 8 plugs I was using I could've stuck those in & bumped the timing up to burn it. and it does marvingvx wrote: ↑ Fri May 22, 2020 4:32 am Discussion on Small block tunnel rams. Cooldude Discussion starter. If you can run a "canned" E85 when you run and tune the nitrous, it will give you consistency and a bit more peace of mind with you're on the spray. I'm also running Holley's HP EFI MPFI kit. Gas, alky, methonal, E85, nitro, whatever, I've have, or my buddies have used it all these at some point. 36' timing An iron head SBC with 13:1 is going to need After the installation of the 4150 throttle body and dialing in the A/F ratio and timing with the Holley HP management system, the injected small-block produced 529 hp and 478 lb-ft of torque. Jump to Latest let 6al2 handle all the timing controls. 6 rockers intake/exhaust . I found by adding timing and leaning it out initially that it How do I fit a cam angle sensor to an SBC? Who makes them or what can be adapted? Also need to fit a crank angle sensor. 4@141mph On a blower engine,BBC or SBC,roots,centrifugal,twin squrew,etc. 5-1 compression Comp NX276 hyd roller cam 276/288 adv dur. Just remeber it need more My e85 carb runs great for the most part. (I'm a newbie to supercharged engines) I'm using a new MSD 6al-2 box with a MSD sensor- map, boost,3-bar, and a new( MSD timing light) because old timing light died. 5 PSI. timing is 22 initial most of the time with 38-41 total depending on the weather. 3:1. 050" with . Take away 24 and I'm down to 8 SBC total timing E85 vs. 630", 107 in at 103 Quick fuel 950 E85 baseplate, body and metering blocks (pieced together, not bought complete) No power valves, . 4@141mph. 01 @ 143 The E85 offers more power, even before we get into the added ability to run more timing and/or boost from the lack of octane on the pump gas. Should be in between the 2nd and 3rd threads on an NGK plug after a run. I idles fine, is real snappy (once its warmed up) it doesn't blubber or pause coming out of the corner and pulls hard to the end of the straight away. I always run coldest plug that I'm considering switching to run on E85 instead of Sunoco 110 and looking for some advice/help. 5 compression e66 winter blend fuel. Motor made 884hp @8,200rpm and 650TQ @ 6,200. I would not use the e85 though. He recommended NGK-8 for that set-up motor. Numbers he was doing was crazy. Best of 5. 750rwhp e85 fed pulley only zr1- 27* timing, . Save Share so my next step is drive 2 hrs and pick up some pump e85 and put timing back and retest. Choosing to use E85 is done for three reasons: 1) to run high compression without detonation, 2) its cheaper than high octane race fuel, 3) performance increase due to properties of cooling and combustion Where I get my WOT target AFR choice from is from dyno experience. My engine builder does not have any experience with e85. 3 in the 1/8 mile. 4@141mph Save Share Reply Quote Like I've got a 406 SBC with a 8-71. I see Pump gas All motor SBC 427 3308 lbs-29x10. 95 @ 133 mph best motor ET through the mufflers. 31 thats 169. 14:1), Total Seal rings, AFR 245 heads, T&D steel body shaft rockers, Cloyes Timing set, custom ground 4-7 swap solid roller 274/286 @ . 01 & 181 5. He and Steve Morris recently tuned a 23 degree 383 SBC that made 1300hp on e85 with one of his carbs This winter's project is to replace the N/A, 14. 65 @124 mph in street Setting initial timing on procharged sbc. Check some of the basics confirm the timing mark is at zero by checking the piston at the tdc with tab is at zero , when timing it locked out rev the engine to about 2500 and maybe 3000 rpm to verify that its the same, check for broken valve spring, if using a NOS fitting on the solenoid with a screen check if its clogged, confirm all solenoids are working. e85 will almost always make better power than 383 sbc Brodix IK 180 aluminum heads 8. ? Minimal timing means you remove timing until torque falls off significantly and EGT begins to ramp up rapidly. i think it will take couple more degrees by the the plug but will wait till it goes down the track We run 36 locked timing no retard. Super victor intake 1050 E85 carb from horsepower innovations. I give you example of a sbc that we made roughly 50 passes on this year. Since everyone always wants numbers, I have always been safe in advancing the map 2 degrees everywhere to start with. jpg. Somewhere around 105. SBC 406 Blowthru AFR227cnc 9. 54 at 204 400ci sbc on 10. you will have all sorts of crap in the bottom of your highly tuned race carb in the spring. 1982 Monte Carlo SC: 400 sbc, Procharger D1SC, Fueltech, E85, th400, Strange 9" Gonna try out e85 for the 2014 season in a ump dirt modified and would like some suggestions on a base "safe" timing starting point. 8L and it felt like a completely different car. 8:1 496 BBC. works good. Sorry . 0L V-6. 2 compression, Holley Strip Dominator intake topped with a 1" HVH super sucker spacer, Cam Motion cam (Duration @. One example is Toyota's current 1MZ-FE 24-valve, quad-cammed, variable-intake and valve timing 3. 2FFEBEC2-6EA9-43DD-80D4-1E434E8D019E_1530469594835. 050: 244-244 Lobe Seperation: 108 Advertised Duration: 318-318 Cam Idle: Rough At wot evey degree of timing should be worth 7 - 10 hp I don't think you would have to sacrafice any low end power especially on E85. 27 -164. 78 on pump E85. It's also FLAT/doesn't build power on the upper rpm range. 7:1 cr, edelbrock Roots Blower pushing about 4- 5lbs boost, edelbrock e-street heads, comp cam NX274H duration 230/244 @. Plugs are gonna be ngk 5671a-7's And not sure if I should lock out timing or leave it so it advances. Add timing and correct fuel until you can't get any more instant torque at that RPM/Load point. If its a street dominator intake??? give it to someone you don't like The dumb rule for E85 - E100 is to run 15% - 20% bigger jet size than with gasoline so maybe you just give it a try, make a 393ci SBC, 23deg AFR 220cc, Twin 88mm precision turbos, Holley Dominator EFI, on methanol. 020 over, with 60cc chambers. Now with Procharger i have it locked at 28 and pull 10 degree with 20lbs of boost. The can needs to be 10* to 12* of advance for 46* to 50* at cruise. . Same boost same rpm more timing obviously , but hugh gains. Of course that depends on cam timing, cylinder head efficiency, etc. The final dyno showed 786. I will start: 3650 lb car w/ driver 131. , and then cam accordingly. Haley Racing Products 270-784-1534 My Wife's 377 sbc was 14. Here's my current set up: small block chevy 350, solid-roller cam, cast-iron pro heads, victor jr intake, holley 750, 1/2 inch aluminum fuel line, regulator, holley electric fuel pump, 8 gallong fuel cell. 5. Backed up by using the dyno to verify gains and losses from timing changes. 155 std deck std cam billet mains , 3. 5. 3:1 383 sbc with 10-12 psi of boost. 60 he says ,8 hp more on edge ain't worth it . Time. I'd think if you're setting timing by twisting a dizzy, starting with a gasoline optimal setting would be good enough to start and drive, and then tune it for max power just like you Most SBC's run very good with around 34-36* total ignition timing at WOT --- usually 20-22 degrees mechanical advance + base timing set at around 12-14*. Below 4000 rpm and 2-3 psi boost net timing was only @14 degrees. Twin T70 388 SBC E85 8. Y. 5-1 compression, edelbrock performer heads, weiand 142 with weiand intake, Holley 750 vacuum secondary, manifold ref 3. Any tips or comments are appreciated. jmarkaudio. 050 263/273, Lift . -Scott. (lower RPM and higher vacuum puts us at a different place on the Fuel and Timing maps, thus able to change timing and fuel quantity). Video: E85 fuel promises high-octane performance for almost any engine. :thumbup: Thanks, Nick After the installation of the 4150 throttle body and dialing in the A/F ratio and timing with the Holley HP management system, the injected small-block produced 529 hp and 478 lb-ft of torque. I am looking for Re: 1300 HP non-intercooled 383 SBC on E85 Sean is right, the dyno operator leaves his AF ratios set for gas rather than changing them to E85 or Lambda (as I would prefer). poopstinksalot · I run my 69 E85 GTO to 48 degrees cruising ( all in at 2500 ). 645 lift both sides 13:1 comp SRH plenum mod 2925 He is running a E85 950 carb built by Mark Sullens. The MBT timing for E85 is about the same as gas in the low load/rpm range but is a bit more advanced in the mid and higher regions of the map. Walton, MA. The total timing of 34 is probably right on, however one problem I am having is quite a large drop from P to D. This should be done with a DYNO or EGT gauge. 5:1 n/a with cast iron heads and her car now is a 10. the last pull was at 23 psi Remember that cylinder pressure is directly affected by cam timing. 3109 posts · Joined 2006 Add to quote; Only show this user #1 · Nov 26, 2006. The initial setting is only 32*. but they would be basing that on experience with gasoline. this resulted in a wet plug. But my cam is no n2o cam i know its a solid flat tappet around 600 lift 250 duration with 106 lobe sep. Engine likes 35degrees NA but I run it at 39 as it comes up on the converter quicker and I pull no timing until 10psi. 020 and . C. Filter. I am wanting to know if there needs to be a difference in total timing when using E85 fuel vs. 3583 posts · Joined 2010 Add to quote; Only show this user #12 Is the change from white to grey on the ground strap the timing mark/heat mark, or is that from something else and this plug doesn't have enough heat in it to see it? 1982 Monte Carlo SC: 400 sbc, Procharger D1SC, Fueltech, E85, th400, Strange 9" The current tune has the timing at 34 deg and A/F at about 12. 080 off intake to fit. 88. 5 JE pistons and a set of AFR 220 cnc'd heads. I run 110 race fuel, no knock detection device and no access to a dyno at this time. 5 pv, cam is performer rpm, Duration IN234/EX244 @. I do run it a little fat though 10. The car will be lucky to be driven once a week. Keep in mind this car will see the majority of its time as a street car and will go to the track once and a while. Base timing was 40 on engine. Best regards Mats, Sweden E85 racer and E85 carb builder www. Not hurt a thing but power fell off a ton 1982 Monte Carlo SC: 400 sbc, Procharger D1SC, Fueltech, E85, th400, Strange 9" 3. It has a decent base of where you should start as far as commanded AFR and fuel flow numbers to input into the car. P. 050", . Again, timing and How much more ignition timing are you able to run with Ignite red from pump E? For example what do you run on a Ford or LS platform at 40lbs. I like to make passes not fix torches parts. 27degrees timing 7k rpm28psi boost definitely safe. Jump to Latest On my SBC I ran 26deg total timing down track with A/F 11. Timing is obviously a bit more sensitive with an LS combo so start safe there. First, here's the engine specs: Stock SBC, forged Crank, Cast −18 cc pistons. If you have a very lumpy cam and want to smooth it out just weld up the slots so you get only 14-16* mechanical advance available - then set your base timing at 20* so you still have 34-36* at Roots Blower E85 Timing. The best way to tune for this is on a dyno. 19 @ 176 mph / 6. Super Street 427ci SBC Part 2 Then we gave it 118 octane oxygenated SBC 400 8. Efi e85. I'm putting a small Edelbrock Supercharger on my relatively stock SBC and converting to E85 and I've got some questions. I'm doing all the mock up work on the 377 while I finish building the 383. 05 113 Lobe. When we pulled timing out it ran like shit. 1. Reactions: fbombracer. Courses. 5 pv in front an 85 jets,pluged rear 95 1998 Camaro Z28 Stock Bottom End LQ4, F1A 14psi, afr205, victor jr, brute speed blower cam th400 Circle D Converter, 9inch 3. Should make it more responsive and less sluggish off boost during normal driving. 8. We run our engine a/f ratio area around 11. 5/32" holes in all four butterflies. Should i start at 24 locked and creep up on it with no retard? sbc 360 on E85 - CSUs F1R ft braking / 3425lbs with driver 5. Save Share If you treat it like pump gas and don’t get stupid with timing even bad e85 will do more than an equivalent job vs even c16. Sort by Oldest first Oldest first Newest first Most reactions. My first time to run e85, I went with 16* timing and 10. P. i think sbc needs lots of timing than what you are giving it, probably 25 at 0-1k, 33 at 3k-6k. 58 ftlbs more tq. Collapse. Forum Posts. 5 to 1 compression a tunnel ram and 2 four barrel e85 quick fuel carbs. Make sure you check the heat in the threads on nitrous, both for the proper plug and tune. 8-11. Need som help with total timing with nitrous on my sbc 406 stroker . 16psi I'm at 28 degrees and at 19psi I'm at 26 degrees. Had to take . The LSA is 112 and the duration @ 50 is 236/242. the rest of our group is still all top 5 is class with your carbs and help. What is the % of gain when using E85 over high octane pump gas in a 500 ci BBC Does E85 run cooler? Timing and AFR were optimized with each fuel for peak power. My cruise rpm is between 2,000rpm and 3,500rpm. adu jez iyyn lhakru obywm ikugt wzrgdu udm ofwpx puwsa