Originally Posted by
shinysideup
I run an F with 1.6 (.512, 110*)
I also run a crower 534/545 lift/110* with 1.6 rockers also. Stock pistons.
But dont take someones word for it. Clay it.
What size valves are in the heads with the crower cam and stock pistons. You say stock pistons, have they been notched? Thanks