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Old 06-16-2009, 06:33 PM
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Join Date: Apr 2004
Location: Hyannis, MA
Cobra Make, Engine: ERA FIA #2039
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Default Roller Lifter Question

Does anyone know how much lifter "lift" a stock Ford roller lifter will tolerate before it starts to lift the dogbone? This would be in a mid 60's retrofit block.
I have a 1967 "Mexico" block with a retrofit Compcam with .365" lifter "lift" and there is a strange tapping noise. Could it be the dogbones being lifted up and down by the spider?
Any experiece here?
Pat
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