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greg fulk · 07-24-2012, 10:16 PM

1/2 groove or 3/4...upper only or upper & lower groove? .060 over 396 crank is .020 under car is street strip maybe pure stock IHRA (that would be down the road though)What would be best to use?

07-24-2012, 10:16 PM	#1
greg fulk VIP Member Join Date: Jan 2003 Location: jackson Posts: 1,165 Likes: 0 Liked 5 Times in 3 Posts	BB chevy main bearings ? 1/2 groove or 3/4...upper only or upper & lower groove? .060 over 396 crank is .020 under car is street strip maybe pure stock IHRA (that would be down the road though)What would be best to use? __________________ Greg Fulk 308 308X P/SA "ALL AMERICAN"