Pistons, Rings, Wrist Pins, Bushings & More

Piston Rings, Moly, 4.020 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-921K20

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Piston Rings, Performance, Plasma-moly, 4.065 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: MLE-4070MS-15

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Piston Rings, Cast Iron, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-139-40

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Pistons, Forged, Flat, 4.000 in. Bore, Ford, Set of 8

Part Number: SUM-17370FC-00

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: MAH-40564CP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Piston Rings, Claimer Series Performance Piston 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-CM5532030

4.55 out of 5 stars ( 11 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: SUM-133-M139-00

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: UEM-KB151-STD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: MAH-41858CP030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Piston Rings, Original Premium Piston Ring Sets, Plasma-moly, 3.917 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: MAH-41904CP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Pistons, Hypereutectic, Flat, 4.150 in. Bore, Pontiac, Set of 8

Part Number: UEM-KB133-030

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pistons, Hypereutectic, Dome, 4.280 in. Bore, Chrysler, Set of 8

Part Number: UEM-KB400-030

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Piston Rings, Plasma-Moly, 4.155 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553430

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Pistons, Hypereutectic, Dish, 4.030 in. Bore, Chevy, Set of 8

Part Number: UEM-KB193-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Piston Rings, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: MAH-51497CP

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Piston Rings, Performance Series, 4.280 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, Set

Part Number: MLE-4285MS-15

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Piston Rings, Performance, HV385 Thermal, 4.155 in. Bore, File Fit, 1.0mm, 1.0mm, 2.0mm Thickness, V8, Set

Part Number: MLE-4160MS-112

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Piston Rings, Plasma-moly, 4.060 in. Bore, 1/16 in., 1/16 in., 1/8 in. Thickness, 8-Cylinder, Set

Part Number: SLP-R996860

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Piston Rings, Plasma-moly, 4.085 in. Bore, 1.5mm, 1.5mm, 2.5mm Thickness, 8-Cylinder, Set

Part Number: MAH-42082CP020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: SUM-134-CM553240

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Piston Rings, Plasma-moly, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40203CP060

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pistons, Hypereutectic, Flat, 4.070 in. Bore, Dodge, Plymouth, Set of 8

Part Number: UEM-KB243-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pistons, Hypereutectic, Dome, 4.125 in. Bore, Chevy, Set of 8

Part Number: UEM-KB160-STD

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pistons, Forged, Flat, 4.040 in. Bore, Chevy, Set of 8

Part Number: SUM-17365FC-40

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pistons, Forged Aluminum, Flat, 3.800 in. Bore, 1.115 in. Compression Height, 0.927 in. Pin, Chevy, LS, Set of 8

Part Number: SUM-17402C-20

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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