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Re: Weird - Oil ring pops out of groove while running on dyno
I'm thinking the piston needs an oil ring support rail but wasn't designed for one, but I need to check more on Monday!
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1970 GMC Sierra Grande Custom Camper - Built, not Bought
1969 Pontiac 2+2 427/390 4-speed Coupe
1969 Pontiac 2+2 427/390 4-speed Convertible
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