2191127 - 1939-52 248-236-228 Cu. in. GMC
2135416 - 1942-53 270 Cu. in. GMC
3820618 - 1962-70 230-194 Cu. in. Chevy Pass & Truck
1963-70 230-194 Cu. in. GMC
1964-65 215 Cu. in. Pontiac
1965-66 230-194 Cu. in. Studebaker
3855914 - 1963-66 292 Cu. in. Chevy Truck & GMC, 7/16" bolt holes.
3876802 - 1966-74 250 Cu. in. Chevy Pass. & Truck, GMC & Oldsmobile, crankneck 1.2465
1968-74 250 Cu. in. Pontiac O.H.C.
