T and D Machine SBC 220 Sport Comp Shaft R/A Kit 1.50/1.50 Ratio TDM10001-150/150

Rocker Arm - SportComp - Shaft Mount - 1.50 Ratio - 0.220 in Offset - Full Roller - Aluminum - Natural - Small Block Chevy - Kit

Engines and Components, Camshafts and Valvetrain, Rocker Arms and Components by T AND D MACHINE