Mahle Rings Navistar Int Truck V304 V304A V304E V345 V345E 3.875in Bore Sleeve Assy Ring Set

MAHLE(R) piston rings are the most technically advanced piston rings in the industry. Driven by OE requirements; reducing friction and ring mass while minimizing engine oil consumption, and providing longer service life. MAHLE piston rings lead the industry for the latest piston ring technology.