09-25-2010, 05:57 PM
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CC Member
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Join Date: Dec 2001
Location: Louisville,
KY
Cobra Make, Engine: I'm Cobra-less!
Posts: 9,417
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Not Ranked
The lash is the killer.
The clearance there lets the lifter bearings get a shock load in addition to the other loads.
On a mild solid roller cam (like a Comp SR series), I would at least have 225 or so on the seat, with 525 on the nose. I would probably opt for more, like 250/550.
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