Up for sale is a top quality aftermarket standard size piston ring set manufactured by Federal Mogul that fits non-turbo 4D55/4D56 engines, as replacement for Mitsubishi part numbers MD050395 MD050397 MD050399.
The piston ring has to match your existing piston so please measure the grooves in your piston before buying. The grooves should have the following dimensions to fit the piston ring:
Part Numbers and dimensions are part of description so please make sure you are buying the correct parts.