Re: 306 or 347?
Yeppers, but not nearly as much as the 347 does, for obvious reasons. A main girdle won't be a bad idea either. Like Tarmon8r was saying, all depends on what you want to get out of your engine and car.
Let us know!
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d-Con Racing
"Nothing fancy, just 347 inches of RAT POISON!"
MICE need not apply.....
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