Description
Restore proper cowl induction functionality with this accurate reproduction throttle arm-mounted solenoid switch. Designed to replicate the original GM unit in both function and finish, this switch activates the cowl induction flapper under heavy acceleration—just like factory performance models. Each unit features precision electrical contacts, correct bracket orientation, and plating for long-term reliability.
Manufactured to OEM specifications for exact fitment and operation, this switch is an Officially Licensed GM Restoration Part, making it ideal for concours restorations or performance-correct rebuilds.
GM Group #: 3.412
GM Part #: 3959115
1969 Chevrolet Camaro
1970 Chevrolet Chevelle
1970 Chevrolet El Camino
1970–1972 Pontiac Firebird
1970–1972 Pontiac Trans Am
Accurate reproduction of original GM throttle solenoid switch
Mounts directly to throttle arm as factory-installed
Controls cowl induction operation during acceleration
Plated metal body with factory-correct finish
Officially Licensed GM Restoration Part
Direct replacement for GM #3959115
This fits:
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