Home / Bolts & Studs / “3/8″” x .750 drilled SS 12pt header bolt kit” “ARP Porsche 911 AC 2.0L & 2.7L crankcase thru bolt kit” has been added to your cart. View cart “3/8″” x .750 drilled SS 12pt header bolt kit”€ 71,58 "3/8"" x .750 drilled SS 12pt header bolt kit" quantity Add to cart SKU: ARP-400-1203 Categories: Bolts & Studs, Motor Brand: ARP Description Description Country of Origin: USA Related products Bolts & StudsEngine & Performance ARP Porsche 911 AC 2.0L & 2.7L crankcase thru bolt kit Bolts & StudsEngine & Performance ARP cabinet with black 12pt accessory bolts Bolts & StudsEngine & Performance ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT Bolts & StudsEngine & Performance ARP cabinet with accessory bolts