Please check notes in each part listing to ensure the Fuel Tank Cap Tester Adapter is correct for your 1976 DODGE W100 PICKUP with a 6.6L 400 engine. GATES & STANT are competing brands, and each brand's Fuel Tank Cap Tester Adapter may be interchangeable. Special restrictions like "California only" or "with sport package" may indicate a Fuel Tank Cap Tester Adapter fits only certain 1976 DODGE W100 PICKUP models.
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