Federal Mogul Piston Ring Set Fits Mitsubishi 4D55 4D56 Non-Tapered .25 mm Oversize

This is a high-quality piston ring set manufactured by Federal Mogul (USA) that fits non-tapered 4D55/4D56 pistons, as replacement for Mitsubishi part numbers MD050395 MD050397 MD050399.

The piston ring has to match your existing piston so please measure the grooves of your piston before buying. The grooves should have the following dimensions to fit the piston ring:

• Top Ring Thickness: 2.5 mm
• Middle Ring Thickness: 2 mm
• Oil Ring Thickness: 4 mm

It comes in .25 mm Oversize only.

Part Numbers and dimensions are part of description so please make sure you are buying the correct parts. Please note that this fits only non-tapered pistons. If you need the tapered version, please look at our other listing or ask the seller for help.