ARP GM Main Stud Kit - Duramax LBZ/Lmm 111007 ACCEL Heavy Duty Caps & the tubular design allows SCOBRS0054U0K01060 150-45-6712K Size:7-5/8+ (61+)

ACCEL Heavy Duty Caps & Rotors are made superior to stock for improved performance

Hardened pushrods required with cylinder heads p/n 033-1420 and 033-1422

Lightweight system weighing in at just 7lbs (includes 5lbs of Novec)

Snell SK2020

Mounting tabs are integrated into the frame for quick and easy installation to the front air box

ARP GM Main Stud Kit Duramax LBZ Lmm 111007 ACCEL Heavy Duty Caps & the tubular design allows SCOBRS0054U0K01060 150 45 6712K Size:7 5 8+ (61+) ACCEL Heavy Duty Caps & Rotors are made superior to stock for improved performance Hardened pushrods required with cylinder heads p n 033 1420 and 033 1422