Pistons & Piston Rings

Piston Rings, Pro GPX Gas Ported, 4.155 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP415512

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pistons, Hypereutectic, Dish, 4.390 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-3109HC-030

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Moly, 4.000 in. Bore, 2.0mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-530K

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M8542

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pistons, Hypereutectic, Flat, 101.85mm Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy, V8, Set of 8

Part Number: UEM-3517HC-25MM

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Cast, Flat, 4.350 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mopar, Big Block RB, Set of 8

Part Number: UEM-1263-030

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, KB Performance, 3.785 in. Bore, Dish, 1.353 in. Compression Height, Press/Float Pin, 5/64 x 5/64 x 3/16 Ring Grooves, Jeep, Set of 6

Part Number: UEM-KB424C-STD

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Cast, Dish, 4.090 in. Bore, 5/64 in., 3/32 in. 3/16 in. Ring, Ford, Big Block FE, Set of 8

Part Number: UEM-1130-040

Not Yet Reviewed

Estimated Ship Date: Oct 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M8542030

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Plasma-moly, 4.020 in. Bore, 1.2mm, 1.5mm, 2.5mm Thickness, 8-Cylinder, Set

Part Number: HSN-2M5170020

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Steel Series Performance, Plasma-moly, 4.005 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-SM8565005

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Moly, 3.736 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Shallow 0.170 in. Oil Ring Groove, 8-Cylinder, Set

Part Number: SLP-E-634K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Plasma-moly, 4.125 in. Bore, 1/16 in, 1/16 in. 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J100F84125-5

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-3165HC-STD

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Moly, 4.172 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-261K40

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Plasma-moly, 4.350 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR6490-35

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Cast Iron, 4.181 in. Bore, 5/64 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-300K30

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Plasma-moly, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-R990240

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Moly, 107.950mm Bore, 2.0mm, 2.0mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-942K

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, 4.065 in. Bore, 1.0mm, 1.0mm, 2.0mm Thickness, 8-Cylinder, Set

Part Number: MLE-4070MS-112

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.280 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5518030

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pistons, Hypereutectic, Flat, 4.270 in. Bore, 2.0mm, 2.0mm, 4.0mm Ring Grooves, Chevy, Big Block, V8, Set of 8

Part Number: UEM-3494HC-020

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Pro GPX Gas Ported, 3.790 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, V8, Set

Part Number: SUM-GP379010

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 3.903 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, V8, Set

Part Number: SUM-GP390510

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Pro HEMI, 4.100 in. bore, File-fit 1.2mm Nitride Steel Top, 1.2mm Ductile Second, 3.0mm Std. Tension Oil, 8 Cylinders, Set

Part Number: SUM-410012

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping