((boost psi / 14.7) + 1) x motor compression = effective compression.

I take no credit for this - just came accross it. Does it look right? I'd guess motor compression = static compression? Not sure...


'91 LWB, 31x10.5s, KYBs, A/T "I look like Robert De Niro, I drive a Mitsubishi Pajero" - Billy Bragg (not the original lyrics, but that's how he sang it when I saw him in Dublin in '04)