1966 GMC 2500 Series Engine Blocks
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Dorman®Autograde™ Expansion PlugsGMC 2500 Series 1966, Autograde™ Expansion Plugs by Dorman®. This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable...Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and modelsIdeal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue$7.10 - Mahle®Expansion PlugGMC 2500 Series 1966, Expansion Plug by Mahle®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$3.78
