Quote:
Originally Posted by Rich Biebel
The lifter bore cam oiling modification I am not clear on what was done. If it is possible to undo that ? If a slot or channel was machined I assume it could not be returned to stock. If a hole was drilled you might be able to plug those holes. The direct feed lifters bleed off a lot by themselves right on the cam.
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Lifter bores are machined with a slot, I could bush them but I'm done spending $$$ on a junk block. I thought about returning to a non EDM lifter but I'm worried about the cam with high spring pressure.