The 1969 Plymouth GTX Hardtop model kit is a great project for any experienced modeler. Add it to your collection today! This stock 1969 Plymouth GTX Hardtop comes with the option to build 1 of 2 engines and some other fantastic details. Build either a detailed 426 Cu. In. V8 engine or a “440 six pack” 390 horsepower V8 engine, with an air cleaner, velocity stacks, and an optional cross-ram dual manifold. Other features included are hood hinges, chrome exhaust tips, custom wheels, and pad-printed red line tires. With a set of colorful waterslide decals with lots of options, and is all wrapped in AMT's vintage-style packaging.