Pacbrake P55127 Engine Cylinder Head Stud

Pacbrake has collaborated with ARP to provide a customized solution to all those needing their LoadLeash Engine Brake Kit to work with custom age 625 studs (Part #247-4204).NOTE-The LoadLeash Engine Brake may be installed with ARP2000 studs (Part # 247-4202) with no other required parts. However,if it is installed with custom age 625 studs (Part #247-4204), this kit must be purchased.