Summit Racing Engines & Components

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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Piston Rings, Pro GPX Gas Ported, 3.630 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, Single Piston Set,

Part Number: SUM-GP363010

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.640 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, Single Piston Set,

Part Number: SUM-GP364010

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.640 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, Single piston Set

Part Number: SUM-GP364012

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.766 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, Single Piston Set,

Part Number: SUM-GP376610

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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, 2.0mm Thickness, Tabbed Oil Ring, Single Piston Set, L4, Set

Part Number: SUM-GP393710

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 76.5mm/3.012 in. Bore, Forged Pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP7650XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 77mm/3.031 in. Bore, Forged Piston, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP7700XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 77.5/3.051 in. Bore Forged Pistons, File Fit, Gas Nitride, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP7750XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 78mm/3.071 in. Bore Forged Piston, File Fit, Gas Nitride, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP7800XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 78.5mm 3.091 in. Bore Forged Piston, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP7850XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 79mm 3.110 in. Bore Aftermarket Piston, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP7900XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 79.5mm 3.130 in. Bore Forged Pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP7950XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 80mm 3.150 in. Bore Forged Pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP8000XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 73.5mm/2.894 in. Bore, Forged Sport Compact, File Fit, Gas Nitride, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP7350XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 75mm/2.953 in. Bore, Honda D Series, File Fit, Gas Nitride, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP7500XX

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Rocker Arm, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Each

Part Number: SUM-G6921B-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Rocker Arm, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, Fits 7/16 in. Stud, Ford, Small Block, Each

Part Number: SUM-G6941B-1

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Rocker Arm, Stud Mount, Full Roller, Aluminum, 1.72 Ratio, Fits 3/8 in. Stud, Ford Small Block, Each

Part Number: SUM-G6942B-1

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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