Manley performance piston rings feature a high performance, ductile-iron top ring with a plasma-moly inlay. The second rings are constructed from reverse-twist cast iron, and the oil rings are 3-piece, standard-tension rings. Manley performance rings are available in both standard and file fit sizes. Choose the set designed for your engine application.

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MANLEY Piston Ring Groove Lock Spacer, 4.090-4.100 in. Bore Size, Each

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SPEED PRO Piston Rings, Plasma-moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

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MANLEY Piston Ring Groove Lock Spacer, 4.001-4.040 in. Bore Size, Each

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MANLEY Piston Ring, 4.095 in. Bore Size, 1.2 x 2.5mm Width, Steel Stop, Set of 8

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