Home / Motor / “Adjustable 3/8″” 12pt rocker arm nut kit” “ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT” has been added to your cart. View cart “Adjustable 3/8″” 12pt rocker arm nut kit”€ 139,68 "Adjustable 3/8"" 12pt rocker arm nut kit" quantity Add to cart SKU: ARP-300-8244 Categories: Bolts & Studs, Motor Brand: ARP Description Description Country of Origin: USA Related products Bolts & StudsEngine & Performance Dodge 5.9L 24V Cummins ’98-’02 custom age hsk Bolts & StudsEngine & Performance ARP cabinet with black 12pt accessory bolts Bolts & StudsEngine & Performance ARP Dodge Cummins 5.9L 24V (all same length studs) HSK Bolts & StudsEngine & Performance ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT