Piston Rings

Piston Rings, Plasma-moly, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4030H

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Piston Rings, Piston Ring Sets, Phosphate Coated, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, for Single Piston, Set

Part Number: HSN-139S030

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Estimated Ship Date: Today

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm, Includes Ring Set for One Piston, Each

Part Number: HSN-2M4860S030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Piston Rings, Moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, One Cylinder Set

Part Number: SLP-WE-251K-30

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Piston Rings, Plasma-moly, 4.030 in. Bore, 1/16 in. 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: JEP-S100S1-40305

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M139S030

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Piston Rings, Oil Ring, Carbon Steel, 4.030 in. Bore, 3.0mm Thickness, Single Piston, Each

Part Number: JEP-H34030030HCU

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Piston Rings, Second Ring, Phosphate Coated, 4.030 in. Bore, 1.5mm Thickness, Each

Part Number: JEP-S24030515IPE

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Estimated Ship Date: Oct 9, 2025 if ordered today

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• Special Order