Holley
Throttle Position Sensor - For 1BBL Replacement TBIs PN's 500-2, 500-4 - 2BBL Pro-Jection PN's 502-1, 502-2, 502-20 and 2 x 2 Pro-Jection PN 502-2211 543-3
Application:UNIVERSAL NON APPLICATION SPECIFIC
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Create A New AccountHolley designed these throttle bodies with all relevant emission provisions and hook-ups for a true 50-State legal installation. They are engineered for a bolt-on installation on stock factory manifolds for the applications cataloged. The one barrel throttle bodies have been assigned California Air Resources Board (C.A.R.B.) Executive Order (E.O.) number D-115-4. The two barrel throttle replacement bodies are considered to be the functional equivalent of the original equipment throttle body and, as such, are considered to be 50-State legal. Therefore, the C.A.R.B. E.O. number is not required.