Pistons & Piston Rings

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

Part Number: SLP-R93435

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Cast, Flat, 4.180 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, V8, Set of 8

Part Number: UEM-1525-030

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Performance Series, 4.185 in. Bore, File Fit, 0.043 in., 0.043 in., 3.0mm, 8-Cylinder, Set

Part Number: MLE-4190ML-043

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Gas Nitrided, 4.030 in. Bore, 1.2mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: JEP-JG31F840302

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Plasma-moly, 4.560 in. Bore, 1/16 in. 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-S100S8-45605

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-3101HC-040

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Plasma-moly, 4.390 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR2690-30

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pistons, Hypereutectic, Dished, 4.000 in. Bore, Chevy, Set of 8

Part Number: SUM-17383C-00

3.5 out of 5 stars ( 2 )

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, Ceramic PVD, 4.016 in. Bore, 3.0mm, 2.35mm, 4.0mm Thickness, 6-Cylinder, Set

Part Number: HSN-2D4914

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Gas Nitride Steel Top, Ductile second, Std. Tension oil, File Fit for 4.150 in. bore 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9050025

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pistons, Cast Aluminum, 4.093 in. Bore, for 3.750 in. Stroke/6.625 in. Rods, Flat Top, 1.700 in. CH, with 0.060 in. Offset Pins, Pontiac V8, Set of 8

Part Number: UEM-1516-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Pistons, Cast, Dish, 3.780 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, V8, Set of 8

Part Number: UEM-2234-030

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 4.625 in. Bore, File Fit, Gas Nitrided, 0.043 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP462546

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Plasma-Moly, 4.035 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CRL9090-35

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Steel Series Performance, Plasma-moly, 3.780 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-SM8531

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Plasma-moly, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR2090-45

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Premium Ductile Ring Sets, 0.040 in. Oversize, 4.039 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5523040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 4.075 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP407515

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Pistons, Hypereutectic, Flat, 4.070 in. Bore, 5/64 in., 3/32 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-1131H-020

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Piston, Cast, Flat Top, 3.936 in. Bore, Chrysler, Dodge, Plymouth, Small Block, V8, Set of 8

Part Number: SLP-285AP30

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Plasma-moly, 103.251mm Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: TSR-CRG2010-65

Not Yet Reviewed

Estimated Ship Date: Today

• 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: Today

• Free Shipping

Piston Rings, Pro HEMI, 4.090 in. bore, File-fit 1.2mm Nitride Steel Top, 1.2mm Ductile Second, 3.0mm Std. Tension Oil, 8 Cylinders, Set

Part Number: SUM-409012

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping