In 1967, Plymouth introduced the GTX as the trim-level for their mid-size Belvedere. Positioned as the "gentlemen's hot rod," the GTX came standard with the Commando 440 cubic inch big block with the 426 cubic inch Hemi as the only optional engine.

Rear end, rear axle, rear diff cover, whatever you call it Mr. Gasket has quality gaskets for most popular GM, Ford and Mopar applications.