OK so something in the top end sounds like marbles rolling around here is where I'm at.
B303 cam new
Scorpion 1.7.2 rockers new
Pushrods 6.250 comp cams hardened new
Heads aluminum new
Upgrade springs 5.50 lift is what they are rated for
Lifters ford racing new
OK so I soaked the...
my 66 coupe, 351W has a tapping sound that we can't seem to cure? like said its like a fast sewing machine sound and to cure it we've redone the cam/lifters/roller tip rockers and adjusted the valves several times? it's a comp cam (hydraulic), trick flow roller rockers 1.6, alum heads, edelbrock...