Thread: COMP Thumpr Cam is in
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03-16-2009 06:01 PM #5
looking for the idle
I'm considering a thumper for my ZZ4. The engine is less than 5000 miles old and runs fine....just needs a lumpyer idle. Can anyone tell me if I should be worried about valve springs?
Dammit, another good ol boy gone. Condolence to the family. RIP Mike
RIP Mike Frade, aka 34_40