Summit Racing Pistons & Piston Rings

Pro LS 2618 Forged Piston, 3.903 bore, 1.299 C.H., 7cc dish, Std. Stroke, 6.125 Full-floating Rod, NA/Boost/Nitrous, Coated, 5.7L LS1 LS6, Set of 8

Part Number: SUM-2999273903-7

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 5/5/2025

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Pro LS 2618 Forged Piston, 4.070 bore, 1.299 C.H., 12cc Dish, Std. Stroke, 6.125 .927 Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2 LS3 L92 LS9, Set of 8

Part Number: SUM-299927407012

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Estimated Ship Date: Monday 5/5/2025

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Piston Rings, Cast Iron, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-683-40

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Estimated Ship Date: Monday 5/5/2025

Forged Pro pistons for 383 Stroker Chevy Long Rod, 4.040 bore, 1.125 C.H., 3.75 in. stroke, 6 in. rod, 9cc reverse dome 10.5@64cc, 10.1@67cc, 9.7@72cc

Part Number: SUM-SBC383040L

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 5/5/2025

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Piston, Pro LS, 3.810 in. Bore, Forged Aluminum, Dome, 0.945 Pin Diameter, Chevy, Each

Part Number: SUM-326S45810-2P

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Estimated Ship Date: Jun 9, 2025 if ordered today

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Piston, Pro LS, 3.898 in. Bore, Forged Aluminum, Dome, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-299S273898-3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 9, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.780 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP378016

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Estimated Ship Date: Monday 5/5/2025

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Forged Pro pistons BB Chevy 427, 4.310 bore, 1.765 C.H., 3.76 in. stroke, 6.135 in. rod, 27cc open/closed ch. Dome 10.5@110cc, 10.1@114cc, 9.7@119cc.

Part Number: SUM-BBC427060

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Estimated Ship Date: Monday 5/5/2025

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Pistons, Hypereutectic, Flat, 4.030 in. Bore, Ford, Set of 8

Part Number: SUM-17303C-30

3.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 5/5/2025

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Piston Rings, Pro GPX Gas Ported, 4.145 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP414543

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Estimated Ship Date: Monday 5/5/2025

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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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Estimated Ship Date: Monday 5/5/2025

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Pistons, Forged, Flat, 4.040 in. Bore, Ford, Set of 8

Part Number: SUM-17370FC-40

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Estimated Ship Date: Monday 5/5/2025

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Piston, Pro LS, 3.780 in. Bore, Forged Aluminum, Dish, 0.943 Pin Diameter, Chevy, Each

Part Number: SUM-326S43780-7F

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Estimated Ship Date: Monday 5/5/2025

Pistons, Hypereutectic, Dished, 4.060 in. Bore, Chevy, Set of 8

Part Number: SUM-17383C-60

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Estimated Ship Date: Monday 5/5/2025

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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

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 5/5/2025

Piston Rings, Pro GPX Gas Ported, 3.228 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set, V8, Set

Part Number: SUM-GP8200XX

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Estimated Ship Date: Monday 5/5/2025

Pro LS 2618 Forged Pistons. 3.785 bore, 1.326 C.H., 2cc dome, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8

Part Number: SUM-326943785-2F

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Estimated Ship Date: Monday 5/5/2025

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Piston Rings, Pro GPX Gas Ported, 3.425 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set, V8, Set

Part Number: SUM-GP8700XX

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Estimated Ship Date: Monday 5/5/2025

Pistons, Hypereutectic, Flat, 4.040 in. Bore, Ford, Set of 8

Part Number: SUM-17303C-40

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Estimated Ship Date: Monday 5/5/2025

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Piston Rings, Cast Iron, 4.155 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-661-30

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 5/5/2025

Piston Rings, Cast Iron, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-683-60

Not Yet Reviewed

Estimated Ship Date: Monday 5/5/2025

Piston Wrist Pins, H-13 Tool Steel, 0.927 in. Diameter, 2.250 in. Length, 0.215 in. Wall Thickness, 135 grams, Each

Part Number: SUM-S719

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 5/5/2025

Pistons, Pro LS, 2618 Forged, 4.125 in. Bore, 6.125 in. Rod, 4.00 in. Stroke, -4cc Dome, 1.110 in. Compression Height, Chevrolet, LS, 7.0L, Set of 8

Part Number: SUM-1109274125-4

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jul 14, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 2.992 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set, V8, Set

Part Number: SUM-GP7600XX

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Estimated Ship Date: Monday 5/5/2025

Piston, Pro LS, 4.005 in. Bore, Forged Aluminum, Dish, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-110S274005-8

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Estimated Ship Date: Monday 5/5/2025