valves, Carb,NaturallyAspirated, Gas, Special PerformanceEngine,Townsman,OHV,16Mains,WithTinware, 9.5:1 CompRatio, L/SDipstick,5.7Engine9.5:1 Comp,4 Boltfittedw/1.94″ Intk – 1.5″ Exhst Valves, Applications Not Verified, NotUpgrade, HeadsLegal forPollution Controlled Vehicles

| Block | Long Block |
|---|---|
| Cylinder | V8 |
| Eng pn | CH1530 |
| Eng type | Auto |
| Liter cid | 5.0 / 307 |
| Model | Bel Air, Biscayne, Blazer (Full-Size), Brookwood, C, K Series Trucks, Camaro, Caprice, Chevelle, El Camino, Impala, Kingswood, Malibu, Nova, P Series, Series Vans, Suburban |
| Vin | A, B, E, F, H, P, U, X |
| Yr | 1968, 1969, 1970, 1971, 1972, 1973 |