| 1940 | GMC | AC252 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1940 | GMC | AF240 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1940 | GMC | AFP240 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1941 | GMC | AF240 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1941 | GMC | AFP240 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1942 | GMC | AF240 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1942 | GMC | AFP240 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1942 | GMC | CC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1942 | GMC | CC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1942 | GMC | CC250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1942 | GMC | CC260 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1942 | GMC | CC300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1942 | GMC | CCV100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1942 | GMC | CCX250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1942 | GMC | EC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1942 | GMC | EC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1943 | GMC | CC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1943 | GMC | CC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1943 | GMC | CC250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1943 | GMC | CCV100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1943 | GMC | CCX250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1943 | GMC | EC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1943 | GMC | EC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1944 | GMC | CC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1944 | GMC | CC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1944 | GMC | CC250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1944 | GMC | CCV100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1944 | GMC | CCX250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1944 | GMC | EC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1944 | GMC | EC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | CC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | CC101 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | CC102 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | CC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | CC250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | CCV100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | CCX250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | EC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | EC101 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | EC102 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | EC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1945 | GMC | EC152 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | CC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | CC101 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | CC102 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | CC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | CC250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | CC260 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | CCV100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | CCX250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | EC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | EC101 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | EC102 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | EC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | EC152 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | EC350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1946 | GMC | EF350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | 100-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | 150-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | CC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | CC101 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | CC102 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | CC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | CC250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | CC260 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | CCV100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | CCX250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EC101 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EC102 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EC152 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EC250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EC251 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EC252 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EC280 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EC282 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EC283 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EF240 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EF241 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | EFP240 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC101 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC102 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC152 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC251 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC252 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC253 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC280 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC281 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC283 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FC350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FCS300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FCS350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1947 | GMC | FF350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | Chevrolet | Fleetline | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1948 | Chevrolet | Fleetmaster | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1948 | Chevrolet | Stylemaster Series | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1948 | GMC | 100-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | 150-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | EF241 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | EF242 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC101 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC102 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC152 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC251 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC252 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC253 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC280 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC281 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FC350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FCS300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FCS350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1948 | GMC | FF350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | Chevrolet | Fleetline | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1949 | Chevrolet | Styleline Deluxe | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1949 | Chevrolet | Styleline Special | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1949 | GMC | 100-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | 150-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | EF241 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | EF242 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC101 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC102 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC152 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC251 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC252 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC253 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC280 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC281 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FC350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FCS300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FCS350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FF350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1949 | GMC | FP152 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | Chevrolet | Bel Air | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1950 | Chevrolet | Fleetline | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1950 | Chevrolet | Styleline Deluxe | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1950 | Chevrolet | Styleline Special | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1950 | GMC | FC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC101 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC102 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC152 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC251 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC252 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC253 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC280 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC281 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FC350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FCS300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FCS350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FF350 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | FP152 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1950 | GMC | P152 | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1950 | GMC | Truck | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1951 | Chevrolet | Bel Air | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1951 | Chevrolet | Fleetline | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1951 | Chevrolet | Styleline Deluxe | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1951 | Chevrolet | Styleline Special | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1951 | GMC | 100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | 100-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | 150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | 150-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | 250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | 250-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | 280-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | 300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | 350-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | 350-27 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | 370 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | F350-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | F350-27 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | F370 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | FC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | FC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | M350-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | M350-27 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | P150-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | P152 | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1951 | GMC | P252 | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1951 | GMC | P253 | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1951 | GMC | S300-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | S370 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1951 | GMC | Truck | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1952 | Chevrolet | Bel Air | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1952 | Chevrolet | Fleetline | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1952 | Chevrolet | Styleline Deluxe | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1952 | Chevrolet | Styleline Special | - | 3.5L 3548CC 216CID L6 | - | with Aluminum Cam Gear |
| 1952 | GMC | 100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 100-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 102-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 150-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 250-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 253-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 280-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 350-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 350-27 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | 370 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | F350-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | F350-27 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | F370 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | FC100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | FC100-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | FC150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | M350-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | M350-27 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | P150-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | PM150-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | PM150-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | PM152 | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1952 | GMC | PM152-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | PM252 | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1952 | GMC | PM253 | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1952 | GMC | S300-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | S370 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1952 | GMC | Truck | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 100 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 100-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 100-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 102-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 150 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 150-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 150-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 250 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 250-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 250-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 253-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 280-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 300 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 300-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 350-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 350-27 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | 370 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | F350-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | F350-27 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | F370 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | M350-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | M350-27 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | P150-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | PM150 | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1953 | GMC | PM150-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | PM150-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | PM152-22 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | PM252 | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1953 | GMC | PM253 | - | 3.7L 228CID L6 | - | Heavy Duty |
| 1953 | GMC | S300-24 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | S370 | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1953 | GMC | Truck | - | 3.7L 3737CC 228CID L6 | - | Heavy Duty |
| 1954 | Chevrolet | 1500 | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1954 | Chevrolet | 1500 | - | 3.8L 3852CC 235CID L6 | - | with Aluminum Cam Gear |
| 1954 | Chevrolet | Bel Air | - | 3.8L 3852CC 235CID L6 | - | with Aluminum Cam Gear |
| 1954 | Chevrolet | Corvette | - | 3.8L 3852CC 235CID L6 | - | with Aluminum Cam Gear |
| 1954 | Chevrolet | One-Fifty Series | - | 3.8L 3852CC 235CID L6 | - | with Aluminum Cam Gear |
| 1954 | Chevrolet | Sedan Delivery | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1954 | Chevrolet | Sedan Delivery | - | 3.8L 3852CC 235CID L6 | - | with Aluminum Cam Gear |
| 1954 | Chevrolet | Suburban | - | 3.8L 3852CC 235CID L6 | - | with Aluminum Cam Gear |
| 1954 | Chevrolet | Truck | - | 3.8L 3852CC 235CID L6 | - | with Aluminum Cam Gear |
| 1954 | Chevrolet | Truck | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1954 | Chevrolet | Two-Ten Series | - | 3.8L 3852CC 235CID L6 | - | with Aluminum Cam Gear |
| 1955 | Chevrolet | Sedan Delivery | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1955 | Chevrolet | Truck | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1956 | Chevrolet | Sedan Delivery | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1956 | Chevrolet | Truck | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1956 | GMC | 100 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1956 | GMC | 150 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1956 | GMC | 250 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1956 | GMC | 300 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1956 | GMC | 370 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1956 | GMC | F350 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1956 | GMC | F370 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1956 | GMC | M300 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1956 | GMC | PM150 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1956 | GMC | PM151 | - | 4.4L 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1956 | GMC | PM250 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1956 | GMC | PM251 | - | 4.4L 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1956 | GMC | S300 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1956 | GMC | S370 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1956 | GMC | Truck | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1957 | Chevrolet | Sedan Delivery | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1957 | Chevrolet | Truck | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1957 | GMC | 100 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1957 | GMC | 150 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1957 | GMC | 250 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1957 | GMC | 300 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1957 | GMC | 370 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1957 | GMC | F350 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1957 | GMC | F370 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1957 | GMC | M300 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1957 | GMC | PM150 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1957 | GMC | PM151 | - | 4.4L 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1957 | GMC | PM152 | - | 4.4L 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1957 | GMC | PM153 | - | 4.4L 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1957 | GMC | PM250 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1957 | GMC | PM251 | - | 4.4L 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1957 | GMC | S300 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1957 | GMC | S370 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1957 | GMC | Truck | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1958 | Chevrolet | Sedan Delivery | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1958 | Chevrolet | Truck | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1958 | GMC | 100 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1958 | GMC | 150 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1958 | GMC | 250 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1958 | GMC | 300 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1958 | GMC | 370 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1958 | GMC | F350 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1958 | GMC | F370 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1958 | GMC | M300 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1958 | GMC | PM150 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1958 | GMC | PM151 | - | 4.4L 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1958 | GMC | PM152 | - | 4.4L 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1958 | GMC | PM250 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1958 | GMC | PM251 | - | 4.4L 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1958 | GMC | PM252 | - | 4.4L 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1958 | GMC | PM253 | - | 4.4L 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1958 | GMC | S300 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1958 | GMC | S370 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1958 | GMC | Truck | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | 100 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | 150 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | 250 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | 300 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | 370 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | F350 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | F370 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | M300 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1959 | GMC | PM150 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1959 | GMC | PM151 | - | 4.4L 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | PM152 | - | 4.4L 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1959 | GMC | PM153 | - | 4.4L 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | PM250 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1959 | GMC | PM251 | - | 4.4L 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | S300 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1959 | GMC | S370 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1959 | GMC | Truck | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1960 | Chevrolet | Truck | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1960 | GMC | 1000 Series | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1960 | GMC | 1500 Series | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1960 | GMC | 2500 Series | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1960 | GMC | 3000 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1960 | GMC | 3500 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1960 | GMC | PV1000 | - | 4.4L 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1960 | GMC | Truck | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1960 | GMC | V3000 Forward Control | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1961 | Chevrolet | C10 Pickup | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1961 | Chevrolet | C20 Pickup | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1961 | Chevrolet | C30 Pickup | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1961 | Chevrolet | K10 Pickup | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1961 | Chevrolet | K20 Pickup | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1961 | Chevrolet | P10 Series | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1961 | Chevrolet | P20 Series | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1961 | Chevrolet | P30 Series | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1961 | Chevrolet | Suburban | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1961 | GMC | 1000 Series | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1961 | GMC | 1500 Series | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1961 | GMC | 2500 Series | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1961 | GMC | 3000 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1961 | GMC | 3500 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1961 | GMC | V3000 Forward Control | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1962 | Chevrolet | C10 Pickup | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1962 | Chevrolet | C20 Pickup | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1962 | Chevrolet | C30 Pickup | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1962 | Chevrolet | K10 Pickup | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1962 | Chevrolet | K20 Pickup | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1962 | Chevrolet | P10 Series | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1962 | Chevrolet | P20 Series | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1962 | Chevrolet | P30 Series | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1962 | Chevrolet | Suburban | - | 4.3L 4278CC 261CID L6 | - | with Aluminum Cam Gear |
| 1962 | GMC | 1000 Series | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1962 | GMC | 1500 Series | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1962 | GMC | 2500 Series | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1962 | GMC | 3000 | - | 4.4L 4425CC 270CID L6 | - | with Aluminum Cam GearHeavy Duty |
| 1962 | GMC | 3500 | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |
| 1962 | GMC | V3000 Forward Control | - | 4.4L 4425CC 270CID L6 | - | Heavy Dutywith Aluminum Cam Gear |