The JPX D-320 and D330 are a family of French twin-cylinder, horizontally opposed, two-stroke aircraft engines.
The engine was introduced specifically for the powered paraglider market, as part of the company's comeback efforts following going out of business in the early 1990s. Production of the engine had ended by 2012.
The engine has two cylinders in a horizontally opposed configuration, with cooling fins on the cylinders. The single ignition system uses capacitor discharge ignition. Fuel is metered by a single Tillotson carburetor. Starting is only by electric start, without recoil start as an option.
The D-320 has a redline rpm of 6600 and uses a belt reduction drive of 2.38:1. Its weight of just gives the engine a high power-to-weight ratio.