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1970-75 Camaro, Nova, Impala, TCS Transmission Spark Control Relay, 350, 396

1970-75 Camaro, Nova, Impala, TCS Transmission Spark Control Relay, 350, 396
$92.99 ea
NEWARRIVING SOONEstimated Ship Date 04/15/2026 (If Ordered Today)4 Available from our supplier as of 03/26/2026
Model: 4953791
IMPORTANT: Electrical items are covered by a 30 day EXCHANGE ONLY WARRANTY. There are no returns or refunds on such items.
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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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
  • 1970- 1972 Chevrolet Bel Air
  • 1970- 1972 Chevrolet Biscayne
  • 1970- 1972 Chevrolet Brookwood
  • 1970- 1975 Chevrolet Camaro
  • 1970- 1972 Chevrolet Caprice
  • 1970- 1973 Chevrolet Chevelle
  • 1970- 1975 Chevrolet Corvette
  • 1970- 1972 Chevrolet Impala
  • 1970- 1972 Chevrolet Kingswood
  • 1973- 1975 Chevrolet Malibu
  • 1970- 1972 Chevrolet Monte Carlo
  • 1970- 1972 Chevrolet Nova
  • 1970- 1972 Chevrolet Townsman
Chevrolet Truck Applications
  • 1970- 1975 Chevrolet El Camino
Oldsmobile Applications
  • 1970- 1971 Oldsmobile 442
  • 1970- 1971 Oldsmobile Cutlass
  • 1970- 1971 Oldsmobile Cutlass Supreme
  • 1970- 1971 Oldsmobile F85
  • 1974- 1974 Oldsmobile Omega

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
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

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1970-75 Camaro, Nova, Impala, TCS Transmission Spark Control Relay, 350, 396: