Jeff - I've seen you quote those numbers before. 5% of 225HP is only 11HP for one full point. I've seen other sources quote that 10HP for .5 point of compression. Who's right??? You did say that that is a "rule of thumb" but how much does it vary?
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Tom (Torque) Moss
88Gt 5spd Vert, FLowmaster Catbacks, stock cam advanced 4° @ 108.5° ICL, NMRA prepped GT40P heads 1.85/1.55 valves and 1.7 rockers, MAC P headers Jet-Hot coated, 97 Exlporer intake (ported lower), TB and injectors. 277RWHP/330RWTQ (SAE).
http://www.fastlanecars.com/
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