Web9 de mar. de 2007 · If you 'zero' deck the block and use -12cc dish pistons on, the 383, you will have about 10.3 static CR. My set up uses a 'zero' deck block, Speed Pro hyper … Web8 de jan. de 2012 · 375 Posts. Discussion Starter · #1 · Jan 2, 2012. Give me some recommendation for rebuilding 588 BBC from Flat tops currently to max comp you have …

Tuning Engine Compression - Tech Article - Chevy High

Web23 de abr. de 2024 · Westech Dyno Tested a 496-Inch solid-roller big-block Chevy that was built to run on pump gas on the street as well as the strip. The result is a mill that makes … Web7 de jun. de 2024 · There’s drivability, idle, will it live on pump gas, and where does it make its power. To illustrate what’s possible, we build a 504-inch Dart-blocked BBC and let it rip on the dyno. News tarek kassem

Cranking Compression and Octane Requirements - Page 2 - Don …

Web26 de out. de 2006 · Engine: 454 BBC. Edelbrock aluminum heads. Hydraulic roller cam, 224/230 115 LSA, +4 dgr. Port-EFI, fully programmable with wideband O2. I can set any air/fuel ratio I want as well as any timing advance map. Car is fairly light at ~3200 lbs but has a tall over drive. 2000 rpm =75 mph. It's a 5-speed manual. Web9 de jul. de 2001 · 10,475 Posts. #3 · Jul 5, 2001. I don't think it is possible to say a certain compression ratio is the absolute limit for an iron headed SBC. 9.5 to 1 is the rule of thumb. Sure you can get away with higher but then you have to be careful with quench, cam, piston type and things like that if you want to stay away from detonation. Web9 de mar. de 2007 · If you 'zero' deck the block and use -12cc dish pistons on, the 383, you will have about 10.3 static CR. My set up uses a 'zero' deck block, Speed Pro hyper -12cc dish pistons, TF aluminum 64cc heads, 0.039 FelPro head gasket, and a CC XE274 flat tappet hydraulic cam. 10.3 static, 8.3 dynamic CR. Good quench and I use 89 octane … climate\u0027s km