| Vehicle | Sub Model | Engine |
| Fitment Notes: With Standard Heater - 7-1/8" x 6-1/8", Fits the Model Without AC |
| 1966 Chevrolet C10 Panel | Base | 4.1L 6 Cyl |
| 1964-1965 Chevrolet C10 Panel | Base | 3.8L 6 Cyl |
| 1964-1966 Chevrolet C10 Pickup | Base | 3.8L 6 Cyl |
| 1966 Chevrolet C10 Pickup | Base | 5.3L V8 |
| 1966 Chevrolet C10 Pickup | Base | 4.1L 6 Cyl |
| 1964-1966 Chevrolet C10 Pickup | Base | 4.6L V8 |
| 1964-1966 Chevrolet C10 Pickup | Base | 4.8L 6 Cyl |
| 1964-1965 Chevrolet C20 Pickup | Base | 3.8L 6 Cyl |
| 1966 Chevrolet C20 Pickup | Base | 5.3L V8 |
| 1964-1966 Chevrolet C20 Pickup | Base | 4.6L V8 |
| 1964-1966 Chevrolet C20 Pickup | Base | 4.8L 6 Cyl |
| 1966 Chevrolet C20 Pickup | Base | 4.1L 6 Cyl |
| 1966 Chevrolet C30 Panel | Base | 4.1L 6 Cyl |
| 1964-1965 Chevrolet C30 Panel | Base | 3.8L 6 Cyl |
| 1964-1966 Chevrolet C30 Pickup | Base | 4.8L 6 Cyl |
| 1964-1966 Chevrolet C30 Pickup | Base | 4.6L V8 |
| 1966 Chevrolet C30 Pickup | Base | 5.3L V8 |
| 1966 Chevrolet C30 Pickup | Base | 4.1L 6 Cyl |
| 1964-1965 Chevrolet C30 Pickup | Base | 3.8L 6 Cyl |
| 1964-1966 Chevrolet K10 Pickup | Base | 3.8L 6 Cyl |
| 1964-1966 Chevrolet K10 Pickup | Base | 4.8L 6 Cyl |
| 1964-1966 Chevrolet K10 Pickup | Base | 4.6L V8 |
| 1966 Chevrolet K10 Pickup | Base | 4.1L 6 Cyl |
| 1966 Chevrolet K10 Pickup | Base | 5.3L V8 |
| 1966 Chevrolet K20 Pickup | Base | 5.3L V8 |
| 1966 Chevrolet K20 Pickup | Base | 4.1L 6 Cyl |
| 1964-1966 Chevrolet K20 Pickup | Base | 4.8L 6 Cyl |
| 1964-1965 Chevrolet K20 Pickup | Base | 3.8L 6 Cyl |
| 1964-1966 Chevrolet K20 Pickup | Base | 4.6L V8 |
