Pistons & Piston Rings

Piston Rings, Premium Piston Ring Sets, Plasma-moly, 4.055 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: MAH-42089CP

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Pistons, Cast, Dish, 4.120 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, V8, Set of 8

Part Number: UEM-2225C-040

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, Cast, Dish, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Modified, Set of 8

Part Number: UEM-1160-060

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Piston Rings, Plasma-moly, 4.055 in. Bore, 3.0mm, 2.0mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: MAH-41909

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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: TSR-CRL3690-45

2.0 out of 5 stars ( 1 )

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Piston, Forged, Flat Top, Single Valve Relief, 4.500 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-257965-1

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Estimated Ship Date: Nov 25, 2025 if ordered today

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Pistons, Cast, Flat, 3.593 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, Chevy, L6, Set of 6

Part Number: UEM-1413-030

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Estimated Ship Date: Dec 15, 2025 if ordered today

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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 )

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Pistons, Hypereutectic, Flat, 4.155 in. Bore, Chevy, Set of 8

Part Number: UEM-9907HC-030

1.0 out of 5 stars ( 1 )

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Pistons, Cast, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Modified, Set of 8

Part Number: UEM-1160-030

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Piston Rings, Moly, 4.195 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-302K30

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Pistons, Cast, Dish, 4.087 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Oldsmobile, V8, Set of 8

Part Number: UEM-1633-030

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Piston Rings, Performance Series, 4.310 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4315MS

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Pistons, Hypereutectic, Flat, 4.030 in. Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Ford, Set of 8

Part Number: UEM-3173HC-030

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Pistons, Cast, Flat, 4.150 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, V8, Set of 8

Part Number: UEM-1525-STD

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Estimated Ship Date: Dec 15, 2025 if ordered today

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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-1144HC-STD

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Piston Rings, Iron, 4.290 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-135-2M551940

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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

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Piston Rings, Plasma-moly, 4.250 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR91905

5.0 out of 5 stars ( 1 )

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

Part Number: UEM-1476HC-030

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Piston Rings, File Fit, 4.145 in. Bore, HV385 Thermal, 1.0mm, 1.0mm, 2.0mm, 8-Cylinder, 8 Sets

Part Number: MLE-4150MS112

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Estimated Ship Date: Nov 24, 2025 if ordered today

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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

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Piston Rings, Plasma-moly, 4.165 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR0690-45

5.0 out of 5 stars ( 1 )

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Piston Rings, Pro GPX Gas Ported, 4.040 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP404043

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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: TSR-CR9090-5

5.0 out of 5 stars ( 3 )

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