New racing starter high torque chrome sbc gm 327 350 383 shi0032-c, sum-829105c 153-tooth, 168-tooth chevy big block mark iv. SPECIFICATIONS 2.68hp (2.0kW)/12 Volt, CW, 9-Tooth Pinion UNIT TYPE OSGR SERIES RACE CAR DESIGN OSGR VOLTAGE 12 KW 2.0 ROTATION CW NUMBER OF TEETH 9 FEATURE 1 100% Top-rated, Hi-performance replacement FEATURE 2 2.68hp.