Bore Size : 1 1/8", Thread size M10 x 1

Buick Gran Sport 1970 - 1972
Buick GS350 1968 - 1969
Buick GS400 1968 - 1969
Buick GS455 1970 - 1972
Buick Skylark 1968 - 1972
Buick Special 1968 - 1969
Chevrolet Chevelle 1968 - 1972
Chevrolet Monte Carlo 1970 - 1970
Chevrolet Truck El Camino 1968 - 1972
Chevrolet Truck El Camino 1968 - 1972
GMC Truck Sprint 1971 - 1972
GMC Truck Sprint 1971 - 1972
Oldsmobile 442 1968 - 1971
Oldsmobile Cutlass 1968 - 1972
Oldsmobile F-85 1968 - 1972
Oldsmobile Vista Cruiser 1968 - 1972
Pontiac Grand Prix 1968 - 1970
Pontiac GTO 1968 - 1972
Pontiac LeMans 1970 - 1972
Pontiac Tempest 1968 - 1970