Comp Cams Keyway Adjustable Billet Timing Sets; Chevy 396-454, 0.010" Undersized ObiSan 3D 125" but can easily be

125" but can easily be modified to work for any size

down range lighting is needed

Hummer H2 (2003-2009) 2WD or 4WD

If not using them

Comp Cams Keyway Adjustable Billet Timing Sets; Chevy 396-454, 0.010" Undersized ObiSan 3D 125" but can easily beKeyway Adjustable Billet Timing Sets; Chevy 396 454, 0. 010" Undersized Features: Induction hardened and precision machined steel billet gears for bullet proof durability Feature 9 keyway crank sprocket for 2 degree incremental adjustability, 8 degree maximum advance retard Pre stretched, heat treated double roller timing chain with heavy duty large pin design Includes Torrington roller thrust bearing for reduced friction Ideal for all street