Thread: 500 hp/550 lb-ft from a 390?
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04-17-2010 11:40 AM #23
Just wondering one thing. Speed Pro piston is designed for connecting rods that are 6.480.
Are they not 6.490? Maybe it doesnt matter?
Johan
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Just wondering one thing. Speed Pro piston is designed for connecting rods that are 6.480.
Are they not 6.490? Maybe it doesnt matter?
Johan
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