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The ARP main bolt kit is specified for small-block Chevrolet engines that use four-bolt main caps, providing main-bearing cap bolts tailored to SB Chevy four-bolt mains. It supplies the replacement hardware required when assembling or refreshing the bottom end on small-block Chevy engines that call for the four-bolt main configuration noted in the description.
ARP SB Chevy 4 Bolt Main Bolt Kit
