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Built this for my dirt track factory stock. The rules require 14"vacuum at 1200 and 175psi max cranking and .450" max lift Cam. flat top 4 eyebrow pistons 365cid max. cast iron exhaust 4412 holley 500 2bbl stock cast or aluminum intake. 360+.030 SP 405 pistons between 8.9 and 9-1 static comp...

So I got this motor on trade and when I pulled it apart I found 2 pistons with top land damage. They are SRP forged flat tops. I was just wondering what would cause this kind of damage. Maybe got hot and seized in the bore? Or maybe just to tight clearance.

I just got my new 360 running and after 100 miles when I staret it after sitting for more than a couple of hours I have a loud lifter tick. After 15-30 seconds the sound goes away but I need to fix this. Has anyone had trouble with the Lunati lifters in the Voo-do kits I have the 60400 or...