Jones Racing Products Spacer SBC 3/8in Drive Hub Billet SP-3102-SB-3/8

Crank Mandrel Spacer - R-Lok - 0.375 in Thick - 1.25 in Mandrel - Aluminum - Natural - JRP Drive Hub System - Small Block Chevy - Each

Engines and Components, Belts and Pulleys, Crank Mandrel Spacers by JONES RACING PRODUCTS