Pistons & Piston Rings

Piston Rings, Pro GPX Gas Ported, 4.500 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP450043

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Estimated Ship Date: Monday 12/8/2025

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Piston Rings, Pro GPX Gas Ported, 3.905 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP390512

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 4.035 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP403516

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Estimated Ship Date: Monday 12/8/2025

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Piston Rings, Pro GPX Gas Ported, 4.130 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP413016

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Estimated Ship Date: Monday 12/8/2025

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Piston Rings, Pro GPX Gas Ported, 4.560 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP456043

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Estimated Ship Date: Monday 12/8/2025

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Piston Rings, Pro GPX Gas Ported, 4.055 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP405512

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Estimated Ship Date: Monday 12/8/2025

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Piston Rings, Pro GPX Gas Ported, 3.800 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP380012

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.820 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP382015

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Estimated Ship Date: Monday 12/8/2025

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Piston Rings, Pro GPX Gas Ported, 4.610 in. Bore, File Fit, Gas Nitrided, 0.043 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP461046

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 4.010 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP401015

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Estimated Ship Date: Monday 12/8/2025

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Chevy LS Series -3.2cc FT 4.030" Bore

Part Number: WIS-6398RX3

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pistons, Hypereutectic, Flat, 100.4mm Bore, 1.6mm, 1.75mm, 3.5mm Ring Grooves, Ford, V6, Set of 6

Part Number: UEM-3155HC-STD

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Pistons, Cast, Flat, 4.320 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Big Block RB, Set of 8

Part Number: UEM-1263-STD

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 3.756 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-1482HC-020

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Estimated Ship Date: Jan 13, 2026 if ordered today

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

Part Number: UEM-9901HC-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 14, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, 0.040 in. Oversize, 4.039 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5508040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 23, 2025 if ordered today

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PISTON RINGS

Part Number: UEM-4000CS8-085

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pistons, Hypereutectic, Dome, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-3475HC-030

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.280 in. Bore, 1/16 in, 1/16 in. 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J100F84280-5

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Piston Rings, Plasma-moly, 102.489mm Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: TSR-CR6434-35

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Pistons, Cast, Dish, 4.110 in. Bore, 5/64 in., 3/32 in., 3/16 in. Ring, Ford, Big Block FE, Set of 8

Part Number: UEM-1139-060

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5540030

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Pistons, Cast, Dish, 4.117 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Oldsmobile, V8, Set of 8

Part Number: UEM-1633-060

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Pistons, Cast, Flat, 3.623 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, Chevy, L6, Set of 6

Part Number: UEM-1413-060

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Estimated Ship Date: Monday 12/8/2025

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Pistons, Cast, Dish, 83.5mm Bore, 2.0mm, 2.0mm, 4.0mm Ring Grooves, for Nissan, L4, Set of 4

Part Number: UEM-9044-5MM

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Estimated Ship Date: Jan 12, 2026 if ordered today

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