This is a new chromed steel single groove key way (5/8" shaft) power steering pulley for early GM (up to 1984). The diameter is 5-7/8".
GM Chrome Single Groove Power Steering Pump Pulley KeyWay SBC BBC Chevy 350 454
Description: FITS ALL GM KEYWAY SAGINAW STYLE POWER STEERING PUMPS FITS ALL GM (CHEVY, OLDSMOBILE, BUICK, PONTIAC, CADILLAC) PRE 1984 POWER STEERING PUMPS USING THE KEYWAY STYLE (NUT ON THE FRONT with keyway and 5/8" shaft) FITS ALL WATER PUMP STYLES (SHORT AND LONG) FOR USE ON GM ENGINES INCLUDING 265 (V8) 283 305 327 350 383 400 396 427 454 472 500 502 326 455 389 403 AS WELL AS V6 ENGINES DIAMETER IS 5-7/8" AND THE SHAFT IS 5/8" STANDARD MADE FROM HEAVY GAUGE STEEL THESE FEATURE A DEEP GROOVE TO PREVENT BELTS FROM SLIPPING |