Engine Piston Ring Set

MAHLE 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.

Bore Diameter (in):	4.020
Item Grade:	Standard
Oil Ring Assembly Material:	Stainless Steel
Oil Ring Assembly Thickness (Axial Height):	0.1875 in
Piston Ring Face Coating:	Non Coated
Piston Ring Oversize:	0.020 in
Second Ring Material:	Cast Iron
Second Ring Thickness (Axial Height):	0.0781 in
Top Ring Material:	Cast Iron
Top Ring Thickness (Axial Height):	0.0781 in

• Hastings Piston Rings: 139020
• Sealed Power: E251X20

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