Correct tntake

[Bub Whitaker]

Originally Posted by RJ

Don't mean to hijack, but can someone tell me why some of the stockers are running Schubecks and the huge spring pressure numbers I hear about? - I put together a sbc with .842" flat steel lifters,P55 core with .875" lobes, steel valves, that winds to 8200 rpm all day long, and only has 150 seat/400 lbs. open. Just curious what I may be missing?, and why some have gone down that path?

Thanks

Stocker cams are lift enforced, so to get the duration on these lobes, they are very squared on the nose making it hard for a lifter to follow at higher RPM's unles they have alot of open pressure on the springs