Originally Posted by kwikblownhemi
I used a set in a 493 build a few years ago. The oil groove that feeds the internals of the lifter extends 0.118" above the top of the oil clearance band on the body. The cam we used was .580" lift and the groove was just at the bottom of the chamfer of the lifter bore at max lift. All 16 leaked. We ended up bushing the lifter bores.



They advertise that you don't need bushed lifters...... flame

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