ARP 247-4204 Age 625+ Cylinder Head Studs Kit for 1998.5-current Dodge Cummins Diesel 5.9L 6.7L 24V EnginesFastener Style: Stud Undercut Stud: No Head Style: 12 point Fastener Material: Custom age 625 Washers Included: Yes

Number of Springs Per Valve: Dual

623-16 (High Performance GM LS-Series Valve Locks)

greater strength and lower heat soak propensity

pan gasket and new rail bolts and washers

Increase TQ & HP Throughout RPM Range with XFI™ AFM Cams for GM Gen V

-Eagle 4340 forged H-beam connecting rods - 6

-complete gasket set

4 degree crank offset

These pedestal-mount rocker arms are offered in 1

050" 199/199 | Lift

Guaranteed Satisfaction

RPM Range 1500-4000