yep the 317's have larger combustible chambers u would have to use 243's or 241's to get those bigger valve ports
yep the 317's have larger combustible chambers u would have to use 243's or 241's to get those bigger valve ports
05 Silverado cc LQ9, 220 220 .581/.581 114+1 LSA, Pacesetters with Ory, TBSS Intake w/ 90mm TB, Comp roller Lifters, LS7 1.80 rockers, LS1 Heads, Transgo HD2, Vette servo, 160 stat, custom 3inch exhaust, and Nelson Tuned:
5400lbs- 13.62 at 100.46mph - Dynoed at 360rwhp - 375rwtq
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