Summit Racing Pistons & Piston Rings

Piston Rings, Pro HEMI, 3.927 in. bore, File-fit 1.2mm Nitride Steel Top, 1.2mm Ductile Second, 3.0mm Std. Tension Oil, 8 Cylinders, Set

Part Number: SUM-392712

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Piston Rings, Pro GPX Gas Ported, 4.165 in. Bore, File Fit, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP416564

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Estimated Ship Date: Apr 10, 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: Tomorrow

Piston Rings, Pro GPX Gas Ported, 4.200 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP420016

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Piston Rings, Pro GPX Gas Ported, 4.630 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP463016

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Piston Rings, Pro GPX Gas Ported, 4.085 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 2.5mm Thickness, V8, Set

Part Number: SUM-GP408525

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Pro GPX 84mm/3.307 Gas Ported Rings, Forged Honda B series pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set,

Part Number: SUM-GP8400XX

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Piston, Hypereutectic, Dished, 4.040 in. Bore, Chevy, Single replacement, Each

Part Number: SUM-17383C-40-1

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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: SUM-134-CM553100

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Estimated Ship Date: Tomorrow

Pro GPX 89mm/3.504 Gas Ported Rings, Forged Sport Compact pistons,File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set,

Part Number: SUM-GP8900XX

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Pro GPX 82mm/3.228 Gas Ported Rings, Forged Honda B series pistons, Gas Nitrided Steel top 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Sett

Part Number: SUM-GP8200XX

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Piston, Hypereutectic, Flat, 4.030 in. Bore, Ford, SBF, Each

Part Number: SUM-17302C-30-1

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Pistons, Hypereutectic, Flat, 4.060 in. Bore, Chevy, Each

Part Number: SUM-17350C-60-1

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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-110S274040-8

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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-299S27400512

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Estimated Ship Date: Tomorrow

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-299S273780-2

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Estimated Ship Date: Tomorrow

Pro GPX 99.5mm/3.917 Gas Ported Rings, Aftermarket forged pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP9950XX

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Piston Rings, Gas Nitride Steel Top, Ductile second, Std. Tension oil, File Fit for 4.087 in. bore 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045087

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Ford 6.4 Powerstroke, 2008-10, 3.896 in. .75mm oversize, reduced height for decked block, 37.77cc

Part Number: SUM-PWR6475

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Ford 7.3 Powerstroke, 1994-03, 4.140 in. .75mm oversize, Standard Height, 40.1cc Piston Set

Part Number: SUM-PWER7375

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Dodge Cummins 6.7L OCG 2007-14, 4.232 in. .5mm oversize, Standard height, 51.2cc piston set

Part Number: SUM-670714-5

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Forged Pro pistons BB Chevy 565, 4.600 bore, 1.120 C.H., 4.25 in. stroke, 6.535 rod, 8cc open/closed chamber Dome 11:1@110cc, 10.7@114cc, 10.2@119cc.

Part Number: SUM-BBC54046008L

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Piston Rings, Pro GPX Gas Ported, 3.630 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP363012

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Piston Rings, Pro GPX Gas Ported, 4.320 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP432043

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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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