Quote:
Originally Posted by KingLT1
If you are blowing out main seals with the stock pulley you might have a piston ring issue. I would have a compression test done on your engine.
I have had my Whipple for a year and put about 5k miles on it so far...no leaks or blown seals. Custom tune with LS3 crank seal, catch can, and metco valve cover breather.
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I’d personally do a leak down as well.
Outside of that, I’m a big proponent of crank case vacuum pumps.