THIS STYLE GEAR IS COMMON USED ON DISTRIBUTORS ON DRY SUMP OIL SYSTEMS THAT DO NOT NEED THE DISTRIBUTOR TO TURN THE INTERNAL OIL PUMP. MSD Chevrolet Distributors. 1--BRONZE DIST GEAR. Bronze Oversized Gears fits. 500" shaft size.
.012" OVERSIZE MSD BRONZE SBC DIST GEAR ROLLER CAM Dry Sump RACE HEI 042815-12
.010" OVERSIZE MSD BRONZE SBC DIST GEAR ROLLER CAM Dry Sump RACE HEI 042815-11
.006" OVERSIZE MSD BRONZE SBC DIST GEAR ROLLER CAM Dry Sump RACE HEI 042815-9
.012 OVERSIZE MSD BRONZE SBC DIST GEAR ROLLER CAM DRAG RACE CRANE HEI 042815-2
.007" OVERSIZE MSD BRONZE SBC DIST GEAR ROLLER CAM Dry Sump RACE HEI 042815-10
MSD Ignition 8527 Bronze Distributor Gear CHRYSLER R5 .012 Oversize OBSOLETE