Dec 12, 2006 · If I were to run a G4CS crank w/ 9:1 compression ratio JE pistons (rated w/ stock 4g63 stroke), what would I be looking at for compression? I had a flywheel bolt back out of the crank, …

Aug 22, 2012 · Replies 3 Views 2K Sep 27, 2008 TunaTalon How do I calculate Compression Ratio 4G63 Stroker duke52 Dec 12, 2006 Stroker Tech Replies 1 Views 5K Dec 12, 2006

Sep 21, 2015 · There isn't a fuel that likes more compression than others, all fuels respond the same way, more compression = faster flame speed = increased thermal efficiency. The ethanol works with …

Jun 9, 2020 · Hello guys im new here this is my first post so far.. have anyone ever ran 10.5:1 compresion ratio? If so.. what was your set up amd results thanks!

Sep 19, 2007 · This increases the pressure and it increases the compression ratio. Compression ratio is the measure of the cylinder volume and the head volume compared to just the head volume. Since …

Jun 2, 2010 · So is 9:1 compression ratio that hard to tune and prone to knock on pump vs 8.5:1 ? Please I want opinion of people who have personnal experience with setup like me.

May 1, 2009 · You can calculate compression ratio from compression numbers. The engine looks nearly new, so by doing a compression test you should be able to tell which pistons he used.

Nov 20, 2002 · If you run through the math, you find that while an increase in compression efficiency does lower the compressor outlet temperature, its not that big of a gain. The outlet temperature is …

Oct 25, 2013 · My engine has a calculate compression of 11.5:1. My friend engine has a calculate value of 12.7-13:1. My engine is a 2.0l. My friend engine is a 2.4l. I engine compression test 245psi and his …

Nov 29, 2004 · There is a LLLOOOTTT more to this than just picking a compression ratio piston and thinking this is the end all decision of your build. Things such as ANY head milling, deck work, …