4BT 12Mm Gorilla Girdle W/ Arp XL Main Studs cummins 1998.5 - 2002 5.9l the Premium Stock Plus Cylinder

the Premium Stock Plus Cylinder Head delivers OEM-style fitment with enhanced durability where it matters most

this advanced formula lowers the pour point to -65°F and prevents fuel line freeze-ups down to -40°F

This Compound turbo kit is designed to work with OEM and BD (1045987) 3rd Gen 5

360 Degree Thrust Bearing

Built for common rail diesel fuel systems

4BT 12Mm Gorilla Girdle W/ Arp XL Main Studs cummins 1998.5 - 2002 5.9l the Premium Stock Plus Cylinder4bt 12Mm Gorilla Girdle W Arp Xl Main Studs 12Mm Gorilla Girdle W Arp Xl Main Studs This kit includes 1 Gorilla Girdle, top spacers, (large hole) bottom spacers (small hole) 1 rear main spacer bar, new oil pan bolts and lock washers, 2 rear main stud nuts (12 point), oil pickup spacer with bolts, and main stud nuts (Nylock). Before you start, READ AND UNDERSTAND THESE INSTRUCTIONS. First check the torque on the main studs. (12mm ARP 2000, 125 ft lbs)