Ross Pistons Pistons & Piston Rings

Wrist Pin Lock, Steel, Spirolox-Style, .042 in. Thick, 1.013 in. Outside Diameter, Each

Part Number: ROS-4004-D

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Wrist Pin Lock, Steel, Spirolox-Style, .042 in. Thick, .931 in. Outside Diameter, Each

Part Number: ROS-4004-B

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Estimated Ship Date: Monday 1/12/2026

Piston Rings, Moly, 4.075 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: ROS-RS-9771-75

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Estimated Ship Date: Monday 1/12/2026

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Wrist Pin, Type 2, .980 in. Diameter, 2.930 in. Length, .090 in. Wall, 95 Grams, Each

Part Number: ROS-980-09-29

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Estimated Ship Date: Monday 1/12/2026

Wrist Pin, Type 1, .912 in. Diameter, 2.500 in. Length, .142 in. Wall, 110 Grams, Each

Part Number: ROS-912-01-25

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Pistons, Forged, Dish, 4.125 in. Bore, Ford, Set of 8

Part Number: ROS-82202

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PISTONS

Part Number: ROS-80303

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

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PISTON SET OF 8

Part Number: ROS-90030

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Pistons, Forged, Dome, 4.030 in. Bore, Chevy, Each

Part Number: ROS-90451L

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Estimated Ship Date: Monday 1/12/2026

Wrist Pin, Type 1, .905 in. Diameter, 2.500 in. Length, .141 in. Wall, 109 Grams, Each

Part Number: ROS-905-01-25C

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Estimated Ship Date: Monday 1/12/2026

Piston, Forged, Dome, 4.155 in. Bore, Chevy, Each

Part Number: ROS-95661L

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SINGLE PISTON

Part Number: ROS-W90561L

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Estimated Ship Date: Monday 1/12/2026

Piston and Ring Kit, Forged, Dish, 3.346 in. Bore, Ford, 4 Cylinder, Kit

Part Number: ROS-99890

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Piston, Forged, Dome, 4.040 in. Bore, Chevy, Small Block, Each

Part Number: ROS-W91751L

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Piston, Forged, Dome, 4.155 in. Bore, Chevy, Small Block, Each

Part Number: ROS-W95961L

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Piston, Forged, Dome, 4.030 in. Bore, Chevy, Left Intake Relief, Each

Part Number: ROS-W99568L

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Estimated Ship Date: Monday 1/12/2026

Piston Rings, Moly, 3.821 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in. Thickness, 4-Cylinder, Set

Part Number: ROS-ROS9985-25

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Estimated Ship Date: Monday 1/12/2026

Pistons, Forged, Dome, 4.145 in. Bore, Chevy, Set of 8

Part Number: ROS-90017

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Pistons, Forged, Dome, 4.040 in. Bore, Chevy, Set of 8

Part Number: ROS-91462

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Piston, Forged, Dome, 4.500 in. Bore, Chevy, Set of 8

Part Number: ROS-99512

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

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Piston, Forged, Dome, 4.030 in. Bore, Ford, Mercury, Each

Part Number: ROS-W80552

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D/S SINGLE PISTON

Part Number: ROS-W80566

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.975 x .090 x 2.930 Tool Steel

Part Number: ROS-975-09-29

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.827 x .180 x 2.350 Chamfered

Part Number: ROS-827-15-23C

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4.145 Bore 1/16, 1/16, 3/16 Ri

Part Number: ROS-RS-10248-25

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Estimated Ship Date: Monday 1/12/2026

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