Piston Rings

Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 4.000 in. Bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045005

4.29 out of 5 stars ( 7 )

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

• Free Shipping

Piston Rings, Performance Series, 4.000 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, Set

Part Number: MLE-4005MS-15

Not Yet Reviewed

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

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 4.000 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP400012

Not Yet Reviewed

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

• Free Shipping

Piston Rings, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR9090-5

5.0 out of 5 stars ( 3 )

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

• Free Shipping

Piston Rings, Plasma-moly, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR3690-5

Not Yet Reviewed

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

• Free Shipping

Piston Rings, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: TSR-CRH2010-5

Not Yet Reviewed

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

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 4.000 in. Bore, File Fit, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP400064

Not Yet Reviewed

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

• Free Shipping

Piston Rings, HF Series, 4.000 in. Bore, File Fit, 1/16 in., 1/16 in., 3.0mm, Single Piston, Set

Part Number: WIS-4005HF

Not Yet Reviewed

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

Piston Rings, Pro GPX Gas Ported, 4.000 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP400016

Not Yet Reviewed

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

• Free Shipping

Piston Rings, File Fit, 4.000 in. Bore, HV385 Thermal, 1.0mm, 1.0mm, 2.0mm, 8-Cylinder, 8 Sets

Part Number: MLE-4005MS-112

Not Yet Reviewed

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

• Free Shipping

Piston Rings, Plasma-moly, 4.000 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: MAN-46110-8

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Plasma-moly, 4.000 in. Bore, 1.2 mm, 1.2 mm, 3.0 mm Thickness, Single Cylinder, Set

Part Number: JEP-J92601-40005

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Drop Ship
• Special Order

Piston Rings, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 1.5mm Thickness, 8-Cylinder, Set

Part Number: TSR-CR1009-5

5.0 out of 5 stars ( 1 )

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

• Free Shipping

Piston Rings, Gas Nitrided, 4.000 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4000GFX

Not Yet Reviewed

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

Piston Rings, Pro GPX Gas Ported, 4.000 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, V8, Set

Part Number: SUM-GP400010

Not Yet Reviewed

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

• Free Shipping

Piston Rings, Plasma-moly, 101.727mm Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: TSR-CR6434-5

5.0 out of 5 stars ( 1 )

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

• Free Shipping

Piston Rings, Plasma-moly, 4.000 in. Bore, 1/16 in, 1/16 in. 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J10008-40005

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Ductile Plasma-moly Top, Iron Phosphate Second, Standard Tension Oil, File Fit 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in., V8, Set

Part Number: JEP-S100S8-40005

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Gas Ported, Plasma-moly, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR3690GP-5

Not Yet Reviewed

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

• Free Shipping

1.2-1.0-3.0-101.98

Part Number: JEP-J91501-40005

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Drop Ship
• Special Order

HASTRACE 8-CYL RING SET

Part Number: HSN-SN9065035

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring Set , .043-.043-3m-101.727 - RING SET

Part Number: JEP-J7140140005

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Drop Ship
• Special Order

1/16-1/16-3/16 RINGS

Part Number: JEP-J8200840005

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

1/16-1/16-3mm RING

Part Number: JEP-J30001-40005

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Drop Ship
• Special Order