Summit Racing Pistons & Piston Rings

Forged Pro Pistons for SB Chevy 427, 4.125 bore, 1.000 C.H. , 4 in. stroke, 6 in. rod, 18cc volume, 11.2@58cc, 10.5@64cc, 10.25@67cc, 9.75@72cc

Part Number: SUM-SBC427STD

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Pistons, Forged Aluminum, Flat, 4.030 in. Bore, 1.304 in. Compression Height, 0.927 in. Pin, Chevy, LS, Set of 8

Part Number: SUM-17407C-30

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Piston, Pro LS, 3.780 in. Bore, Forged Aluminum, Dome, 0.945 Pin Diameter, Chevy, Each

Part Number: SUM-326S45780-2P

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Piston Rings, Pro GPX Gas Ported, 4.160 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP416016

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Piston Rings, Complete Set, 4.036 in. Bore, 0.020 in. Oversize, Dodge, 5.9L Cummins, HO Engines, Set

Part Number: SUM-7276D-50

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Estimated Ship Date: Aug 28, 2025 if ordered today

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Piston Rings, Complete Set, 4.016 in. Bore, Standard Bore, Dodge, 5.9L Cummins, HO Engines, Set

Part Number: SUM-7276D-00

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Estimated Ship Date: Aug 28, 2025 if ordered today

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Piston Rings, Complete Set, 4.056 in. Bore, 0.040 in. Oversize, Dodge, 5.9L Cummins, HO Engines, Set

Part Number: SUM-7276D-100

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Estimated Ship Date: Aug 28, 2025 if ordered today

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Piston Rings, Complete Set, 4.075 in. Bore, 0.020 in. Oversize, GM, 6.6L Duramax, Set

Part Number: SUM-4845D-50

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Piston Rings, Complete Set, 3.917 in. Bore, 0.020 in. Oversize, Ford, 6.7L Powerstroke, Set

Part Number: SUM-5853D-50

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Piston, Pro LS, 3.810 in. Bore, Forged Aluminum, Dish, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-110S273810-5

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Estimated Ship Date: Sep 9, 2025 if ordered today

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Piston Rings, Iron, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-135-2M550840

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Estimated Ship Date: Sep 22, 2025 if ordered today

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

Part Number: SUM-135-2M552330

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Piston, Pro LS, 3.780 in. Bore, Forged Aluminum, Dish, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-299S273780-7

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.903 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP390313

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Estimated Ship Date: Sep 2, 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: Sep 8, 2025 if ordered today

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Piston Rings, Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-135-2M550800

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Piston Rings, Iron, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-135-2M552340

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Piston Rings, Complete Set, 3.897 in. Bore, Standard Bore, Ford, 6.7L Powerstroke, Set

Part Number: SUM-5853D-00

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston Rings, Complete Set, 3.937 in. Bore, 0.040 in. Oversize, Ford, 6.7L Powerstroke, Set

Part Number: SUM-5853D-100

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston Rings, Complete Set, 4.095 in. Bore, 0.040 in. Oversize, GM, 6.5L Diesel, Set

Part Number: SUM-4744D-100

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston Rings, Complete Set, 4.075 in. Bore, 0.020 in. Oversize, GM, 6.5L Diesel, Set

Part Number: SUM-4744D-50

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston Rings, Complete Set, 4.085 in. Bore, 0.030 in. Oversize, GM, 6.5L Diesel, Set

Part Number: SUM-4744D-75

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston Rings, Complete Set, 4.110 in. Bore, Standard Bore, Ford, 7.3L Powerstroke, Set

Part Number: SUM-4882D-00

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston Rings, Complete Set, 4.150 in. Bore, 0.040 in. Oversize, Ford, 7.3L Powerstroke, Set

Part Number: SUM-4882D-100

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston Rings, Complete Set, 4.120 in. Bore, 0.010 in. Oversize, Ford, 7.3L Powerstroke, Set

Part Number: SUM-4882D-25

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Estimated Ship Date: Aug 29, 2025 if ordered today

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