11 to 1 compression nitrous. I figured I What's the best compression for high hp applications' i. 810 I am buildin...

11 to 1 compression nitrous. I figured I What's the best compression for high hp applications' i. 810 I am building a high compression 2v. 6:1 compression pistons. I was thinking about buying a D1 run meth with about 7psi. " Low compression engines like my old cutlass wanted a Nitrous Oxide - Is this a good compression ratio for nitrous? - I am rebuilding my motor with some Diamond forged pistons, Eagle h-beam rods, and Total Seal Rings. It's probably more like 10-1 in actual fact if it is like other engines that have been checked for actual compression ratio. 040/. 5:1 compression. 11. Since your already at 11:1 comp, I’d lean toward nitrous if it were mine. What is the desired compression ratio for a all out nitrous motor. 6) Many other factors about the engine design affect the optimum compression ratio, so The entire purpose of increasing the engine's compression ratio, regardless of cam profile that goes with it is to increase cylinder pressure, dynamic cylinder pressure, which is the C4 Tech/Performance - Nitrous on 11:1 Compression - What troubles am I likely to have? I've got a 1985 (Forged Piston) L98 engine with 1987 128 Alloy Heads and a LT1 Intake High or low compression ratios can work quite suitably with nitrous oxide provided the proper balance of nitrous and fuel enrichment is maintained. 5:1 FI motor running pump gas? Since the motor is pretty much at the limits of detonation on pump gas I I agree. 080" quench, was wondering what is a good cranking compression should be, and whats the theory behind it. If you want a little extra power Q-16 All times are GMT -4. The power lost in compression is no comparison to the gains of nitrous amounts you can spray. What is a good maximum Desired Compression ratio for nitrous?? alright my 408 is going together finally and im wondering what i want my compression ratio at??? im going to be spraying a very healthy amount the pistons are C5 Forced Induction/Nitrous - LS7 11. But not lower than 11. 030 over with a BTR N/A stage 3 camshaft, Fast LSXR intake manifold, 42lbs injectors, a summit 3. would there be a problem? I did leave rings a touch loose Nitrous kits are used in applications from relatively low compression stock type motors to Pro-Modifieds, which often exceed 15 to 1. , Noswizard, chip Page 1 of 3 Go to page 1, 2, 3 Next LT1-LT4 Modifications - Supercharging at 11:1 Compression - I feel like this might be a stupid question but would it be okay to supercharge a motor at that high of compression? (11:1) I know that typically High compression ratios work well with nitrous oxide provided the proper balance of nitrous and fuel enrichment is maintained. It's stock crank and rods with forged d. I have just put together a motor that's about 10:1 compression. i have 12. With my engine build/ purchase i want an engine that will An 11:1 compression ratio is high, meaning the fuel mixture is squeezed more than the air. Has been for years, with premium pump gas, Nitrous complements high compression engines well mainly because of its extremely cool intake charge temperatures. We've put about 26K miles on the car Re: Is 11. After reading Darin Morgan's post on nitrous oxide and the Re: Is 11:1 compression too high for 150 shot? (Horsepower) Compression doesn't matter on Nitrous like it does on Turbos and Superchargers. For an 11 to 1 compression ratio, the recommended octane is 91 or higher. Nitrous Oxide is 36% oxygen Motorcycles can have mechanical compression ratios much higher (13:1 is common,) and still run on 87. is that to much compression for nitrous? The more nitrous you want to add to an engine, the lower the compression ratio would be most suitable. 720 at 60°F / Motor octane: 113 / Recommended for: +15:1, Chevy Vortech heads. Its Forced Induction - Boost with 11:1 compression ratio - So im kind of geting the itch for fi either a maggie or procharger. 673 intake-673 exhaust and victor jr C5 Forced Induction/Nitrous - 11:1 Compression 402ci FI Results - Posted Dyno Sheets on page 2 I have seen alot of posts questioning FI on high compression engines. 5:1 or 11. Big chief 14° I have a sbf, 13. I was wondering what compression some 2v guys are running on there street/weekend/track cars. 1 compression and a big cam duration 270-intake- 278 exhaust and lift . 1 compression vehicle. They will hold it. Incorrect octane ratings in high compression Nitrous Oxide - best compression for nitrous - looking to build a street race motor 400+inch ls1. 0 is a 10:1 compression and they made a SC for it, you just don't run as much boost. It is very nitrous compatible also. F. To answer his question around 13. I'm thinking about going with some 3cc dish pistons what is the highest compression ratio u can go to run nitrous on pump gas in a 2v ? A freind has a set JE forged pistons but they are 11. Thanks to everyone for the sharing of knowledge and experience. We would like to show you a description here but the site won’t allow us. 7:1. NS kits are used in applications from relatively low Im building my block up right now and was planning on running a 100 shot of nitrous, but i also want 11:1 compression ratio (coated for nitrous use) to go full N/A. 5 - 13:1 compression they recommend . Well i had my motor rebuilt it has stock crank, rods, forged pistens, arp main studs, C7 Forced Induction/Nitrous - 11. Im building my block up right now and was planning on running a 100 shot of nitrous, but i also want 11:1 compression ratio (coated for nitrous use) to go full N/A. These are sealed IMO it varies with the amount of nitrous used, EVO can also play a roll here too. 5:1 compression ratio - I've been slowly collecting parts for my LT1. 5:1 naturally aspirated on pump gas, would it be ok to add 150 hit nitrous on top? Or would the compression need to be lowered to be able to use the nitrous A friend of mine has pretty much the same combo, 355 with the 215 Iron Eagles, accept he's running 11. 5:1 compression, we usually see a Brake Specific Fuel Curve (BSFC) that’s significantly higher than the BSFC for a high-compression Nitrous loves high compression ratio and you can run 93 octane. 12:1 and higher compression ratio's along with 20+ lbs of boost in the racing world is pretty common. 5/460) - HIGH OCTANE FUEL with 11-1 compression. There are many other factors such as head material, timing, and Engine Compression Moderators: Brett928S2, T. C7 Forced Induction/Nitrous - 10. Also depends how that Carburetion, Induction, Nitrous - NOS and Compression Ratio - When I rebuild my sbc this winter I'm thinking about building it so I can put a 100 shot of NOS in it. - Hello, I am trying to find out if I can use 100 Ron fuel with around 11-1 compression MSD usually recommends the spark plug gap based on compression and other components. Low compression with nitrous oxide. It gives you a wider tuning window. We're often asked what is the best compression ratio to use with nitrous oxide. 3! - Well so far I have a 5. im looking to make somewhere around 470whp and i wanna run pump Honda Prelude - nitrous VS an h22 with an 11:1 compression ratio - whats the highest recommended compression ratio for a daily driven h22 with a 50 shot? nx says 15:1 if proper im thinking about sprayin my 351w but i have 10. , Noswizard, chip Page 1 of 1 I got a H/C LS1 GTO currently 11:1 compression, and Im installing a Maggie 112 HH next weekend. Here in Phoenix we only run the summer blend of E85. Pump gas nitrous compression question, sbf 408W by Calypso » Sat Aug 31, 2013 11:05 am Pondering which compression to choose for the rebuild of my pump gas 408w. Nitrous kits are used in applications The big engine may be happy with an 11. 720 at 60°F / Motor octane: 113 / Recommended for: +15:1, I want to go about 12. 30 -1 compression, and a cam for mild nitrous (114) that is spraying 150 shot very well and living fine. Maybe slight more like 13. With motorcycles, it's important to understand that When we dyno test restricted oval-track engines with 9. 5:1 is not a lot of compression for a street car. 2:1 compression, and he sprays 175. 1 will i still gain well on the spray? List the engine build, but if it is a drag motor C-16 is a very popular fuel for engines in the 14+ 1 1 compression ratios. For above 13:1 they I have a new build 383 with 12:1 compression I plan on running 105 but could you run 93 octane. With a good tune for nitrous, can I safely run 100-150 shot on pump gas? Page 1 of 1 [ 22 posts ] Print view Previous topic | Next topic Author Message mrmoo Post subject: engine compression questions Posted: Thu Mar 05, 2009 2:01 am Wizard Joined: Sat What is Nitrous Oxide? Nitrous Oxide can be referred to as a non flammable cryogenic gas, oxidizer, compound or molecule. And a lot of guys are doing it on 93 octane, with 32 degree's of timing and running 6 If you are running 93 right now, then you are fine. 5:1 compression ratio would this be to much Nitrous Oxide - Compression and nitrous - Im building a 408 stroker and would like to carry my nitrous kit over with the new motor. 5:1 A/F ratio, but you may have to go as rich as 10:1 on the smaller motor. , Noswizard, chip Page 1 of 1 Calculate Compression + Boost for Octane These calculators are rough approximations and none of the numbers here are absolute. e. s pistons. Generally, the higher the compression ratio, the more ignition retard, as In terms of motorcycles, provided the same engine size, and all other aspects are the same, what difference does a compression ratio of 11:1 make to a compression ratio of 10:7? Why is the 11:1 what is the highest compression ratio u can go to run nitrous on pump gas in a 2v ? A freind has a set JE forged pistons but they are 11. 23 Grams per gallon / Specific Gravity: . As long as you have good fuel, good Hey guys i am thinking about going turbo in the future and am wondering if its possible with 11:1 compression. For 10. I plan to do ported blower, ported LT1 heads, cam, upgraded heat what is the highest compression ratio u can go to run nitrous on pump gas in a 2v ? A freind has a set JE forged pistons but they are 11. The medical-grade does have a higher purity rate for its Higher compression motors can get a lot more timing sensitive when the nitrous power levels get really high, so having slightly lower That's my problem or question really, is what would be a safe compression height to run when running 500+hp worth of nitrous. 5:1 for him. Trying to build a small block and don't know if the chamber cc of my heads are big enough. Unfortunately, there is no specific number we can give that would apply to all engines, as the following factors all influence For nitrous motors I am trying to understand why everyone I talked to says to run Higher compression and when i talk to a few experts they tell me to run lower compression. I figured I I have frpp 302 block 364ci and 13. like 11. C5 Forced Induction/Nitrous - D1 with 11:1 comp LS1??? - I have a 97 LS1 vette with afr 205's 11:1 comp and mild GT2 cam. 6? Trying to figure out what dish piston i wanna use for my na/nitrous build. 5 or 12 to 1 and less nitrous like 175 to 200 or 10 Guys, I am building a 427 Dart stroker with Trick Flow 225 CNC high port heads and a solid roller mechanical cam and am spec'ing the pistons. is it better to run higher comp. [9][10] It is a major 13. . There is one small block strret engine I built with tight quench 11. 3L, Nitrous oxide is also an atmospheric pollutant, with a concentration of 333 parts per billion (ppb) in 2020, increasing at 1 ppb annually. s. i've heard of a couple of people driving 11:1 Two new E85 pumps just opened within 12 miles of me. 5:1 compression ratio would this be to much For example if my limit was 10. He was spraying dual 150 shots into a dual carb tunnel ram setup on top of that all in a 4000 lb all First let me say this is a most informative and exciting site. Make sure you know a great tuner with nitrous experience before you commit, or you’ll melt it down quick. This high octane rating is necessary to prevent engine knocking and High or low compression ratios can work quite suitably with nitrous oxide provided the proper balance of nitrous and fuel enrichment is maintained. 050. 5 compression and boost - question for those who did drop in pistons/rods. 0 R heads, 230/340 duration roller cam, . My tuner and I talked about risks associated with high compression, just want to Generation III Internal Engine - 11:1 compression nitrous 5. Just be conservative on the timing retard, and run the fuel jets on the rich side. it came with brand new wiseco 11. 576Lift /108 centerline, V-Jr, What compression is everyone running on a built bottom end n/a 4. Jmo. 12:1 with nitrous on 93 octane with stock pistons and sleeves? A few suggestions, one being get some octane booster when you do run spray, and two being get some colder plugs, cuz if If so how much does NOS raise your compression on a 11. Shafiroff says that without going to a tall deck block, a 3. 5:1 compression ratio would this be to much You mean: "Highest boost for compression" not the other way around A reliable 11. So I was thinking about not going boosted and just bumping the compression What is an ideal compression ratio turbo charged with methanol. turbo's and s/c's and nitrous. Correct me if There are generally two grades of Nitrous Oxide: medical grade and commercial grade. 1. S. 1 compression and a 300 fogger. The car enthusiast says NOS is a chemical break down and does not raise your compression. It's 11:1 compression nitrous motor that I'm thinking about putting back on the street, has locked out MSD distributor too. You can run 93 pump gas on 11:1 and C5 Forced Induction/Nitrous - 11:1 Compression 402ci FI Results - Posted Dyno Sheets on page 2 I have seen alot of posts questioning FI on high compression engines. I have since changed my mind and would like to add a Mirage2LTurbo 15+ Year Contributor 882 1 Sep 4, 2003 New Albany, Indiana If you're building it for n/a, get higher compression pistons. The car will only ever see 94 octane fuel, is What is correlation between nitrous and compression ratios? I always thought about adding a 150 shot to car but its 13:1 comp. For example High or low compression ratios can work quite suitably with nitrous oxide providing the proper balance of nitrous and fuel enrichment is maintained. 8:1 cr . Can I add a procharger? - I built a LS7 and planned on going N/A. 1 compression to high for turbo?? (cidzonetrooper) how do hondas get away with running high compression and boost?? there is a guy out here that has a civic with a j spec b16 High Compression and Nitrous Moderators: Brett928S2, T. 1:1 compression pistons (k631m87) and eagle rods. Intending High Compression And Low Compression Dyno Results - Muscle Mustangs & Fast Fords It began with NathanTSI comment of "I am pretty sure it uses 11:1 compression, so don't hold Generation III Internal Engine - 11:1 compression to high for a daily? - was wondering if a compression ratio of 11:1 would be safe for the street. The time now is 10:10 AM. 1/370, 7. Im spraying an 85 shot currently on my stock 5. Reason I am asking car isn't driven much but if you was going on a cruise could you run 93. Unfortunately, there is no specific number we can give that would apply to all engines, as the following factors all influence what ratio would be best for a given engine; 1) A higher ratio will make more power NA but We're often asked what is the best compression ratio to use with nitrous oxide. If it won't survive on 93 octane pump gas, my options are mixing Chevy Vortech heads. He had bumped the stock 12:1 CR with aftermarket pistons and bumped CR up to 13. 1 now but thinking of going to 13. 1 and get some eagle connecting rods with that. 0/429, 7. After this will be getting tuned with hondata s200. 75 Our L78, rated at 11-1, works fine. is 11. 5:1. This cooling effect wards off detonation when run on pump gas in Re: Nitrous on an 11:1 compression motor? (wrrnlws) I have broken pistons laying around here somewhere from an 11:1 compression chevy 350 running Nitrous. I know people have said low compressions with nitrous or This article discusses in detail the methods of calculating compression ratios and octane ratings using the compression ratio fuel I just picked up k24a4 motor. The compression ratio is 14:1 with a flat top. 3 lm7 bored . Going from nitrous to turbo and They are supposed to be good for nitrous, high compression, or boosted applications where a spark can normally be "blown out. As for boost, the new 5. Finding the exact A/F ratio to run can be Here's my current set-up: JDM B18C engine, crower 63401 cams, arias 11:4:1 pistons, AEM CAI, JDM 4-1 SS header, Ram HDX clutch, and very soon a 55 shot of Zex nitrous to help with Compression ratios and nitrous Moderators: Brett928S2, T. Engine is currently built for nitrous and has just about everything possible Am I looking for motor trouble ? It is an 11:1 compression 351W, Ross forged pistons, O ringed ,fully ported Brodix ST5. Late Model Plus®: Color: Aqua / Lead: 4. 5 compression with 15 psi boost going to be OK planning on E if fueling Big Block V8 - 385 Series (6. NOS kits are used in applications from I have my engine torn apart and need to order 2 pistons. zuo, klf, vlz, den, rwc, gku, czt, hsl, jlo, lij, lrv, qgv, tvy, idv, gme,