Thumpr, 279TH7 High Performance Street, Choppy/Thumping Idle
Thumpr- High performance street, stock converter ok, best with 2000+converter and gears. Choppy/thumping idle.
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1958 - 1965 | Chevrolet | Bel Air | Base |
| 1958 - 1965 | Chevrolet | Biscayne | Base |
| 1960 | Chevrolet | Biscayne | Fleetmaster |
| 1958 - 1961 | Chevrolet | Brookwood | Base |
| 1958 | Chevrolet | Del Ray | Base |
| 1959 - 1965 | Chevrolet | Impala | Base |
| 1964 - 1965 | Chevrolet | Impala | SS |