Search Results for ‘compression’

I own a 2011 CTS-V Coupe 10k original miles, LSA Engine, and all the typical upper engine MODs. I went out for a track day recently and ‘major’ overheated my engine to the point the ECM completely shut down my car at 130mph WOT, full boost (very stupid day for me). Normally this would not...

About to order a new 376ci built engine (my block broke). I have been going back and forth on higher for power or keeping it lower for safety. For example either a 9.8:1 or a 10.5:1 compression setup, I'm looking at a 9.3 or 10.0 compression short block with 70cc heads but mine are 65cc so like...

So I'm going to be putting together a new short block soon and leaves me debating on what compression ratio to go with. I've been tossing around the idea of 10/10.5:1 as the car runs on E85. My concerns would be if for some reason I can't get E would it be safe on a 93 tuned accordingly and...