The Mahle OE piston set for Ford 6.4L diesel engines is supplied as a set of eight pistons with reduced compression options (.25mm, .010/.025mm reduced comp noted). These OE-quality pistons use compensated ring grooves and expansion-controlled designs to help improve oil control, reduce engine noise and wear, and lower emissions. Each piston ships ready for installation with mounted rings, pins, and clips for convenient assembly.
Mahle OE Ford 6.4L Diesel .25MM .010 /.025MM Reduced Comp w/ Rings Piston With Rings Set (Set of 8)