Pistons, Rings, Wrist Pins, Bushings & More

Piston Rings, Pro GPX Gas Ported, 4.065 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP406515

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

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Piston Rings, Pro GPX Gas Ported, 4.310 in. Bore, File Fit, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP431064

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

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Pro LS 2618 Forged Piston, 3.898 bore, 1.299 C.H., 7cc dish, Std. Stroke, 6.125 Full-floating Rod, NA/Boost/Nitrous, Coated, 5.7L LS1 LS6, Set of 8

Part Number: SUM-2999273898-7

5.0 out of 5 stars ( 2 )

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

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Piston Rings, Pro GPX Gas Ported, 4.600 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP460043

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

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Piston and Ring Kit, Forged, 4.030 in. Bore, Chevy, Kit

Part Number: MLE-930206730

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

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Piston Rings, Performance Series, 4.250 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4255MS

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

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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

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

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Forged Pro pistons for 302 Windsor, 4.030 bore, 1.605 C.H., 3 in. stroke, 5.090 in. rod, 3cc dome 10.7@58cc, 10.4@60cc, 9.9@64cc, 9.7:1@ 66cc.

Part Number: SUM-SBF302030D

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

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Pistons, Pro Tru Street, Forged Aluminum, Flat, Chevrolet, Small Block, Set of 8

Part Number: WIS-PTS504A4

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Piston Rings, Pro GPX Gas Ported, 4.125 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP412543

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

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Piston Rings, Gas Nitrided, 4.007 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4007GFX

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

Piston Rings, Gas Nitrided, 3.903 in. Bore, 0.047 in., 0.047 in. 3.0mm Thickness, Single Piston, Set

Part Number: WIS-3905GFX

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

Piston Rings, Pro GPX Gas Ported, 4.040 in. Bore, File Fit, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP404064

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

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Piston Rings, Standard Piston Ring Sets, Cast Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Shallow Oil Ring Groove, V8, Set

Part Number: MAH-51476CP

4.0 out of 5 stars ( 1 )

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

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

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

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Piston Rings, Plasma-moly, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-R977135

5.0 out of 5 stars ( 1 )

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

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Piston and Ring Kit, Powerpack, Dome, Forged Aluminum, 4.530 in. Bore, 4.250 in. Stroke, Chevy, Set of 8

Part Number: MLE-928965330

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Estimated Ship Date: Apr 8, 2026 if ordered today

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Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S43780-7F

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

Piston and Ring Kit, Powerpak, Flat Top, 4.010 in. Bore, 3.622 in. Stroke, Forged Aluminum, Chevy, LS, Set of 8

Part Number: MLE-930227710

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

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Piston Rings, Standard Piston Ring Sets, Cast Iron, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: MAH-51785CP

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

Piston Rings, Gas Nitrided, 81.50mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-8150XX

4.2 out of 5 stars ( 5 )

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

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

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

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Premium Piston Ring Set

Part Number: SLP-R996830

3.0 out of 5 stars ( 1 )

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

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Piston and Ring Kit, Powerpak, Flat Top, 4.030 in. Bore, 4.00 in. Stroke, Forged Aluminum, Chevy, LS, Set of 8

Part Number: MLE-930227930

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.505 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR9190-255

4.0 out of 5 stars ( 1 )

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

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