3.303" center-to-center. For use with the stock crankshaft and stock style (dished or flat top) piston in modified engines. Uses ARC's custom manufactured bearing inserts and ARP rod bolts manufactured specifically for ARC. ARC has the only forced oiling scoop dipper rods available for these engines providing superior lubrication at the bearing journal.
Also available in longer lengths to bring the piston up closer to the top of the deck without machining the block. +.010 (#6269) and +.020 (#6271)
