Home / Engine & Performance / Motor / “3/8″” x .875 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 .875 drilled SS 12pt header bolt kit”€ 72,14 "3/8"" x .875 drilled SS 12pt header bolt kit" quantity Add to cart SKU: ARP-400-1206 Categories: Bolts & Studs, Motor Brand: ARP Description Description Country of Origin: USA Related products Bolts & StudsEngine & Performance ARP cabinet with accessory bolts Bolts & StudsEngine & Performance ARP SBC LS3/LS4 ’04 & UP THREAD REPAIR CA625+ HEAD STUD KIT Bolts & StudsEngine & Performance ARP cabinet with SS hex metric accessory bolts Bolts & StudsEngine & Performance ARP Dodge Cummins 5.9L 24V (all same length studs) HSK