Plastic automotive engine
Version one was based on Ford's 2.3-liter Pinto engine and weighed (vs. for its cast iron counterpart). It was designed to produce at 9200 rpm. It was composed of metal cylinder sleeves, metal combustion chamber tops, metal piston crowns, bearings, valves and seats, and a stock 2.3L Pinto crankshaft. Nearly everything else in the engine, including the block, rods and piston skirts, were made of glass reinforced Polyamide-imide thermoplastic resins manufactured at the time by Amoco Chemicals Co. The engine was never installed in a vehicle.
Ford Modular engine
For 2018, Ford made revisions to the Coyote equipped in the Mustang GT- most notably the addition of high-pressure direct injection (in addition to the existing port injection system), and an increase of the piston bore diameter from . This increase in the bore size, resulting from the adoption of Plasma Wire Arc Transfer cylinder liner technology in place of the more traditional sleeve in the block, brings total displacement up from . Other changes include Gen. 3 specific camshafts, enlarged intake and exhaust valves, an increased compression ratio of 12.0:1, a revised intake manifold, and 7500 RPM redline. With these changes the updated 5.0L Coyote is rated by Ford at and .