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Description
1970-1977 GTO, Lemans, Tempest, Chevelle, El Camino, Skylark, Cutlass, 442
1970-1979 Firebird and Camaro F-body,
4 Speed Manual Transmission TCS Switch with Pin for Connector. Screws into the side of the transmission case cover. This switch advances the timing when you shift into 4th gear.