Summit Racing Engines & Components

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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SBC or BBC 1.500 Dual Springs, Advanced S.R.1.000 Max lift @ 420 Lb. seat @ 2.175 Installed, 1200 Lb. @ 1.175 Open, 1.130 C.B., 780 Rate,144g PAC 1355

Part Number: SUM-174041DP-1

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Estimated Ship Date: Dec 15, 2025 if ordered today

BBC 1.645 Triple Springs, Endurance S.R., .950 Max Lift @ 350 Lb. seat @ 2.150 Installed, 1004 Lb. @ 1.200 Open, 1.130 C.B., 688 Rate, 183g PAC 1358

Part Number: SUM-174046TP-1

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Estimated Ship Date: Dec 15, 2025 if ordered today

SBC 1.550 Dual Springs, Drag Solid Roller .800 Max Lift @ 275 Lb. seat@ 2.000 Installed, 805 Lb. @ 1.200 Open, 1.150 C.B., 663 Rate, Like PAC 1226

Part Number: SUM-174032D-1

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Estimated Ship Date: Dec 15, 2025 if ordered today

Main Bearings, 1/2 Groove, .030 in. Crankshaft Undersize, Bi Metal, Silicon Aluminum, Ford, 221-302, Set of 5

Part Number: SUM-172130

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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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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, 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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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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Pro GPX 92mm/3.622 Gas Ported Rings, Subaru forged pistons, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, Tabbed Oil Ring, Single Piston Set

Part Number: SUM-GP92SUBU

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Estimated Ship Date: Dec 30, 2025 if ordered today

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