is the black top a better engine then?? i had the tappets done and it still sounds like a ford on tick over any idea"s??
heads
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#1
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#2in comparison to what? the tappets are probably worn
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#32 silver top
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#4doesnt really make a difference what engine it is does it?
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#5wouldnt have thought it would make that much diff.
just springs are stiffer in a black top head -
#6thats why the saxmax guys love them