pushrods required. Needs notched pistons. Fair idle. 10.25:1 or more CR. ... roller rockers required. Needs notched pistons. Moderate idle. 10.:1 or more CR. ... roller rockers required. Needs notched pistons. Fair idle. 10.5:1 or more CR. ... roller rockers required. Needs notched pistons Moderate idle. 2500+ stall converter ... roller rockers required. Needs notched pistons. Rough idle. 12:1 or more CR. Race only ... roller rockers required. Needs notched pistons. Rough idle. 12:1 or more CR. Smooth ... only roller cam available for the 400-430-455 Buicks. These cams are semi finished, ... . Lobe profile parameters are .320 to .430 lobe lift, and 108 to 112 lobe ... you a street/strip or race profile. 400-430-455 Roller Camshafts *Power gains listed ...
fire)-300-340-350 ... 39.95 TA 1522 400-430-455 ... valve timing in relation to the piston, you are NOT affecting ignition timing. ... 79.95 TA 1522B 400-430-455, 3 Key Way ...