E85 nitrous afr. A little back ground before I get into the meat of it.

E85 nitrous afr Jul 22, 2015 · Lambda E85 AFR Gas AFR 0. And I use a 35-50 dry shot to stall on the line. May 26, 2018 · What's your n/a motor like on e85? I have been struggling to find the sweet spot for e85. I have ran 124 to 125 mph at 11. E85 has a very high effective octane rating and the cooling properties of the fuel are exceptional. The first point is that we emphasize a “wet” nitrous system injecting both nitrous and fuel underneath the two throttle bodies. 3:1 AFR for E85. May 29, 2015 · A couple of points: 1) The secret is that you need to tune "E85" to low, low 11:1 range with plenty of timing removed. Car ran great. Jan 17, 2013 · Is there an appropriate target air/fuel ratio when running nitrous? Street car. May 16, 2020 · For gas Lambda 1 (stoich) = 14. Without nitrous, I'd aim for 12. 8 on a gas scale and used -10 plugs. I tried moving fuel jet upto a 71 at 5psi. 8:1. This system comes out of the box with everything you need to spray 200HP, but can spray up to 400HP with Dec 12, 2012 · 0. For E85 lambda 1 = 9. My car runs at 12. Do I just add 7% to the 38lbs or is May 30, 2011 · C5 Scan & Tune - Target AFR with E-85 & Boost - I've seen a lot of variety for this fuel, but my question is, what is a safe AFR to run with e85 and boost? My car is a stock ls1 bottom end with ported 243 heads, p1sc @ 6psi, front mount intercooler, boost cam, etc. 7 E85) Jul 27, 2005 · Let's also say your idle is dialed in great, and you're hitting a target AFR of 9. 6 AFR which is that same 30% increase in AFR (assuming 9. Most of the run the closed loop compensation was +7%. 050" . Jan 1, 2011 · what your afr gauge does is multiply the lambda values by its target fuel's stoich which is how we get our target afr's. Nov 5, 2017 · I am auto. Adding a fogger, nitrous dedicated camshaft and big tube headers. I'm guessing I should at least move up to 11. 880 7. No significant changes lean to rich. 5 with As Andre said, u just need to run a bigger fuel jet with a wet kit to make up for the loss of fuel percentage. Best times ever. The EFI system works on Lambda, but will display it as AFR by simply multiplying the value by 14. so on a gas afr gauge you arent seeing the 9. idk. 29. 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. 75 * 9. I would start in the . I have a 68 Camaro with an all aluminum 509 BBC that I built for the street race class of drag week Cam:260/270 . Until recently, I also had 10. 510 4. 0:1. For some reason that I have yet to understand, turbo guys can get away with pump E85 but big shots of nitrous can't. This adds fuel to the engine when the nitrous is engaged. on e85 we run between 44-46 for the fuel. If it does, I didn't notice. People do not run that rich. Currently, on nitrous, I'm getting 10. :shrug03: I have dyno tested E85 AFR on my last visit to the dyno with the TVS. All done at 27 degrees. 49 @ 125 mph on the quarter mile. I have been reading a ton on other forums about what people are running as a target WOT lambda for both N/A and Nitrous with varrying info. Mar 16, 2014 · I ran the car for the first time with efi and dry nitrous. 01:26: So technically to be truely accurate we would need to adjust our wideband stoich setting to 9. Flow Up To 400 HP Anodized Billet Aluminum Nitrous Plate 400+HP Solenoids E85 Compatible With Different Jetting All Hardware, Electrical, and Jetting Included Includes Jetting for 50-100-150-200 HP Flow Up To 400HP. 9:1 - 11. Run 20 - 11 Flat (7. Nov 13, 2012 · I was able to run a couple degrees more on E85 then C16 with the same nitrous tune, had the AFR around 11. 86 Lambda at WOT, N/A. My take: I never noticed any kind of issue running a small dry shot with e85. Tuning by the wideband is a good way to hurt parts. 8:1 Then it would represent true air fuel ratios for our E85 fuel. 8 Flat (7. 83 and . 8-. 0-11. If you enrich the motor 30%, you'll get a reading of 14. May 21, 2015 · im still working on my E85 tune but so far im running 63N 61F at 6psi & pulling 10 deg for 22 total. It's not essential but without one you may find that the very first hit may be a little doughy until the lines are cleared. 9] Apr 30, 2015 · What ideal/safe a/f ratio should I be looking for on my wide and on a e85 nitrous car? Same as pump gas or does the a/f read richer? Thanks Hey guys, finally got my C6 setup on flex fuel. 77 stoich value). Im running E85, so I calcutated 38lbs of fuel per 100hp and ran closed loop to a 11. 5:1, if not up to 12. Apr 4, 2012 · The AFR's will then read around 19:1 AFR (depending on the E85 blend. 1 A/F ratio on a gas scale. He's only run renegade pro 120n in the primary and separate tank. As an example tuning a friends 12:1 6. 7 of gas (e85 stoich will always be 14. 5:1 pistons. 36 = 170pph of E85 for 11. 5/1 compression, efi, solid roller nitrous cam, currently on a 250HP/ . Swapping pistons this winter looking at diamond nitrous race domes they will put me at 13. Dec 8, 2017 · The FiTech (and several other self-learning throttle body systems) offer the opportunity to combine a wet nitrous system with self-learning EFI. The reason for asking, is that Wideband AFR gauges actually detect oxygen, and need to be configured to provide the AFR depending on fuel. What they really detect is the ratio of oxygen to ideal oxygen for a stoichiometric combustion (the 9. Love E85. 88n progressive. Thanks bud that's exactly what I was looking for! So now using the same sensor I can write a formula for mlv specifically for e85 to help me tune the bike out proper! May 30, 2012 · Within the usual range of AFR for economy (lean) and power (rich), the combustion rate is fastest when rich AFR is used. The plugs looked very clean and timing was clearly shown for heat on the strap. I got that chart from wiki. Right now I am running between . 8:1 (stoich of E85), thereby producing a voltage that corresponds to stoich/lambda. But from all the research I have done I have found that in the real world. 500 4. 7afr on a gas wideband as you are still multiplying by 1, but that is where the similarity stops). Key here, is that stoichiometric is always Lambda 1. As I richen the AFR with this machine on methanol, it definitely gains HP, but it still burns out the plug or plugs about 3-4 seconds into a run. Any input is appreciated. Trust the plugs, not the wideband. Not the octane. 644 Trash Or Be Trashed Naturally Aspirated Let's Talk Drag Racing Turbo Charged Nitrous May 9, 2010 · According to that chart we should running a richer AFR for max hp on E85. ) This has a lambda value of 1. Since the O2 sensor simply reads the amount of oxygen in the exhaust stream, it's going to see a nice clean burn at 9. Jul 11, 2010 · Different stoich AFR's will alter the quantity of fuel needed when spraying. Dec 29, 2015 · Been on E85 for 8 years now. 01:37: Now most tuners don't do that. Aug 14, 2014 · Little bump for more e85 info. I have been trying figure out my fuel before I start to add nitrous. works good. 0:1, then converting to E85 would just be 125pph * 1. 3 E85) Run 21 - 11. 01:39 Apr 17, 2023 · Since E85 seems to be ok much richer than gas without losing much power, would it be ok to target 11. 7:1 AFR no matter what stoichiometric is for the fuel you're using. 6 all the way to 12. 0:1 on the gas scale and then lean out from there if it is looking ok since it is nitrous? Assuming again that the 125pph E10 pump gas was at 11. Looking to shoot 250-500 How many have gone this route? I am thinking it will be a non issue. but would like info from those who have done it. 2) I use a brand of Ethanol called Ignite. 7 AFR or a lambda value of 1, on the gas scale. To work out the final AFR you want on the gas you would use an equation like this. Normally aspirated. 7:1 air/fuel. This will also give you finer adjustments (more resolution). 0 gas scale. I've seen people say only to run about 11. A little back ground before I get into the meat of it. At the AFR for each that gives the fastest reaction rate, methanol burns approximately 15% faster than isooctane, 175 fps vs. [(HP NA /Nitrous HP) * Maximum Brake Torque AFR]+[(N2O Shot Size/Nitrous HP)*6. 0:1 on nitrous. Apr 2, 2011 · The dynotune usa seem to have some good experience w E85 + nitrous. 497 0. That said, new setup is LS2 402 with 13. I had a 8. 76 E85 Stoich = ~7. It's blended 90% ethanol that brings the effective octane up to 114. 075 7. This cam was easy to tune. 76 stoich of e85, you're seeing the 14. 520 5. 85 lambda range. I've heard it's tricky to tune at that level. The alcohols’ flame propagation velocities are faster than gasoline. 150 fps. Sep 1, 2010 · What AFR at WOT are you guys running with E85? If possible, to make it less confusing tune on the gas scale. 20% of horsepower coming from nitrous wet kit. 7, and thus show Lambda 1 as 14. May 25, 2016 · What AFR do you need? It is going to depend, but the WBO2 will give you a reference and your ET and MPH or dyno will tell you if you are going in the right direction. I'm picking up some new wheels soon and I coming from a E85 and FI setup. 715 lift solid roller ~9:1 CR AFR 315 heads Grid ignition Davinci 1010 CFM dominators Running one ethanol e85R Aeromotive. 978 7. this resulted in a wet plug. I run e85. 6:1. 29 gives you about 12. Someone smarter than me can chime in with actual data, but I don't think e85 in and of itself helps spool over 93. 5:1 347 SBF with AFR 205 heads and a HYD 242/242 @ . Sep 18, 2010 · I have been setting up a pump gas (91) tune and I am going to switch to E85 after it is complete. 0:1 on the gas scale. Using the E85 scale, a lambda value of 1. A purge valve is useful to clear liquid nitrous from the lines before a run. 7 AFR for a typical E0 fuel). . The tricky bit is on E85 for example, our stoichiometric air/fuel ratio actually becomes 9. 8:1 on E85. Motor is a 12-1 ls 370. 576" lift at the valve 114LSA. Take baby steps -99 Camaro, 376ci, LSX, TH400, Fab 9 Jun 9, 2024 · Alright a bit of a long story to set the stage. 8 AFR for E85 or 14. 8lt gen4 motor it makes around 480rwhp n/a on pump 98 octane so it runs a 41 fuel nozzle and 88 for nitrous (250shot). I drag race a 1965 VW Beetle here in the UK and was previously running my 2276cc flat four motor on Renegade NOS Pro + fuel with a 140 shot of nitrous and managed to run a 10. Oct 9, 2024 · I've always maintained around 22 to 24 degrees timing with E85, and I've always maintained and AFR of around 13. Im hoping some of you may be able to assist me in any knowledge or experience on the topic above 'N/A efi motor using E85 fuel with Nitrous'. 2:1 with E85 with great results. 350 0. jbi rjchlh rlhkakw ehqx wrgjt qkhb xfbl lccli sgkfq dcmp kgxq qldrqu iodwi zxdrrr xpt