Summit Racing Engines & Components

Pro GPX 97mm/3.819 Gas Ported Rings, Aftermarket forged pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP9700XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 97.5mm/3.839 Gas Ported Rings, Aftermarket forged pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP9750XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 98mm/3.858 Gas Ported Rings, Aftermarket forged pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP9800XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 99.25mm/3.907 Gas Ported Rings, Subaru forged pistons, File Fit, Gas Nitride 1.0mm, 1.0mm, 2.5mm Thickness, Tabbed Oil Ring, Single Piston Set

Part Number: SUM-GP995S25

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 99.5mm/3.917 Gas Ported Rings, Subaru forged pistons, File Fit, Gas Nitride, 1.0mm, 1.0mm, 2.0mm Thickness, Tabbed Oil Ring, Single Piston Set

Part Number: SUM-GP995SUB

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 99.75mm/3.927 Gas Ported Rings, Subaru forged pistons, File Fit, Gas Nitrided, 1.0mm, 1.0mm, tabbed 2.0mm oil Thickness, Single Piston Set

Part Number: SUM-GP9975SU

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 99.75mm/3.927 Gas Ported Rings, Aftermarket forged pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP9975XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 83mm/3.268 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-GP8300XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 83.5mm/3.287 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-GP8350XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 88.5mm/3.484 Gas Ported Rings, Forged Sport Compact pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP8850XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 90mm/3.543 Gas Ported Rings, Forged Sport Compact pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP9000XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 90.75mm/3.573 Gas Ported Rings, Forged Sport Compact pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP9075XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 91.5mm/3.602 Gas Ported Rings, Forged Sport Compact pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP9150XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 92.2mm/3.630 Gas Ported Rings, Aftermarket forged pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP9220XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pro GPX 92.25mm/3.632 Gas Ported Rings, Subaru forged pistons, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness,Tabbed Oil Ring, Single Piston Set

Part Number: SUM-GP9225SU

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.937 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.5mm Thickness, Single Piston Set,

Part Number: SUM-GP100S25

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.937 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.5mm Thickness, Tabbed Oil Ring, Single Piston Set,

Part Number: SUM-GP100SUB

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.552 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, Single Piston Set,

Part Number: SUM-GP355210

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.572 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, Single Piston Set,

Part Number: SUM-GP357210

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.917 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, Tabbed Oil Ring, Single Piston Set, L4, Set

Part Number: SUM-GP391710

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.927 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, Single Piston Set, L4, Set

Part Number: SUM-GP392710

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.701 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, Single Piston Set,

Part Number: SUM-GP370110

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.776 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, Single Piston Set,

Part Number: SUM-GP377610

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Cast Iron, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-661-40

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.582 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, Single Piston Set,

Part Number: SUM-GP358210

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Estimated Ship Date: Dec 30, 2025 if ordered today

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