IMPORTANT: Electrical items are covered by a 30 day EXCHANGE ONLY WARRANTY. There are no returns or refunds on such items.Reproduction TCS relay for 1970-75 Chevrolet models equipped with a 4 speed transmission and TCS system. Each relay is manufactured replicating the original Delco design featuring the OE # 3961573 stamped into the casing. Features 4 prong TCS Transmission Spark Control Relay vacuum advance delay.
Chevrolet Applications| Make | Model | Years |
| Chevrolet | Bel Air | 1970 - 1972 |
| Chevrolet | Biscayne | 1970 - 1972 |
| Chevrolet | Brookwood | 1970 - 1972 |
| Chevrolet | Camaro | 1970 - 1975 |
| Chevrolet | Caprice | 1970 - 1972 |
| Chevrolet | Chevelle | 1970 - 1973 |
| Chevrolet | Corvette | 1970 - 1975 |
| Chevrolet | El Camino | 1970 - 1975 |
| Chevrolet | Impala | 1970 - 1972 |
| Chevrolet | Kingswood | 1970 - 1972 |
| Chevrolet | Malibu | 1973 - 1975 |
| Chevrolet | Monte Carlo | 1970 - 1972 |
| Chevrolet | Nova | 1970 - 1972 |
| Chevrolet | Townsman | 1970 - 1972 |
| Oldsmobile | 442 | 1970 - 1971 |
| Oldsmobile | Cutlass Supreme | 1970 - 1971 |
| Oldsmobile | Cutlass | 1970 - 1971 |
| Oldsmobile | F85 | 1970 - 1971 |
| Oldsmobile | Omega | 1974 |
