O oldgold New Member Feb 25, 2011 #4 67purestreet said: 20 30 40 forged Click to expand... i have 8 speedpro hyper pistons .030 over flattop on gm 5.7 rods 1 season and never ran over 5800 $130 plus shipping rick 517-712-6362
67purestreet said: 20 30 40 forged Click to expand... i have 8 speedpro hyper pistons .030 over flattop on gm 5.7 rods 1 season and never ran over 5800 $130 plus shipping rick 517-712-6362
