Mack E6 Piston Rings with standard bore 4.875″.
A quality aftermarket Piston Ring Set suitable for Mack E6 Series engine..
Each order will contain 1 Set of Piston Rings (3.17 +?3.17?+ 3.17?+ 4.72)
(2) 1/8″ Keystone Plasma
(1)?1/8″?Keystone Chrome, Tapered Face
(1) 3/16″ Oil, Wide Rail







