I'm building 1968 340 factory crank and rods speed pro pistons L2316 10.5 to 1 compression going to use after market heads. Ive narrowed my cam down to 2 both are crowers. cam 1 crower 31321 int/
[email protected] lift 243/245 r.r 1.5/1.5 gross lift .521/.528 lsa 112 cam 2 31320...