GM LS3 Ultralite R/A Kit 1.85 Ratio Non-Adj 1987-gmc-jimmy-esi2120807 Pulley Kit - Sport Track

Pulley Kit - Sport Track - 6-Rib Serpentine - Aluminum - Black Powder Coat - Long Water Pump - Small Block Chevy - Kit

Cylinder Head Gasket - Marine - Small Block Ford - Kit

2 in Rectangular Port - Composite - Vortec - Small Block Chevy - Pair

96 in OD - 300 lb/in Spring Rate - Steel - Gray Powder Coat - Each

5 to 9 psi - In-Line - 3/8 in NPT Inlet - 3/8 in NPT Outlet - 3/8 in NPT Bypass - 1/8 in NPT Port - Aluminum - Black Anodized - E85 / Gas / Methanol - Each

GM LS3 Ultralite R/A Kit 1.85 Ratio Non-Adj 1987-gmc-jimmy-esi2120807 Pulley Kit - Sport TrackRocker Arm Ultralite Pro Shaft Mount 1. 85 Ratio Roller Tip Aluminum GM LS Series Kit