Piston Rings

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

Part Number: HSN-2M139030

4.64 out of 5 stars ( 14 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: HSN-139030

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Piston Rings, Stainless Steel Series Performance, Gas Nitrided, 4.030 in. Bore, 1.2mm, 1.2mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-SN9045030

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Piston Rings, Premium Ductile Ring Sets, Chrome, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-cylinder, Set

Part Number: HSN-2C139030

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Piston Rings, Phosphate Coated, 4.030 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-4860030

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Rings, Steel Series Performance, Plasma-moly, 4.030 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-SM8565030

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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