Originally Posted by prumora1
first your putting 307 pistons in a 350 block. 307 pistons are to small in diameter,
however 307 are good little runners capable of descent hp and high rpms.
my suggestion re-ring and re-bearing the 307 and do the 305 heads for good flow, 190 intake runners with 2.02/1.60 valves and dual plane intake will make a good street engine...
Man, get you some glasses so you can see. BOBCRMAN said 307 crank, 327 pistons ,350 block= 327 cid.