Pistons & Piston Rings

Piston Wrist Pin, 0.984 in. Diameter, 2.650 in. Length, H13 Tool Steel, 0.195 in. Wall Thickness, Chamfered, Each

Part Number: TPD-H9842650195C

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Piston Wrist Pin, 0.984 in. Diameter, 2.750 in. Length, H13 Tool Steel, 0.155 in. Wall Thickness, Chamfered, Each

Part Number: TPD-H9842750155C

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Piston Wrist Pin, 0.990 in. Diameter, 2.500 in. Length, H13 Tool Steel, 0.145 in. Wall Thickness, Chamfered, Each

Part Number: TPD-H9902500145C

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Piston Wrist Pin, 0.990 in. Diameter, 2.500 in. Length, H13 Tool Steel, 0.165 in. Wall Thickness, Chamfered, Each

Part Number: TPD-H9902500165C

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Piston Wrist Pin, 0.990 in. Diameter, 2.500 in. Length, H13 Tool Steel, 0.175 in. Wall Thickness, Chamfered, Each

Part Number: TPD-H9902500175C

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Piston Wrist Pin, 0.990 in. Diameter, 2.500 in. Length, H13 Tool Steel, 0.185 in. Wall Thickness, Chamfered, Each

Part Number: TPD-H9902500185C

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Piston Wrist Pin, 0.990 in. Diameter, 2.650 in. Length, H13 Tool Steel, 0.195 in. Wall Thickness, Chamfered, Each

Part Number: TPD-H9902650195C

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Piston Wrist Pin, 0.990 in. Diameter, 2.750 in. Length, H13 Tool Steel, 0.135 in. Wall Thickness, Chamfered, Each

Part Number: TPD-H9902750135C

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.102 in. Bore, 1/16 in., 1/16 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4125HF

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Gas Nitrided, 4.125 in. Bore, Harley-Davidson®, Set

Part Number: WIS-4125VM

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Ring Set- 4.130 x 1/16x1/16x3/16

Part Number: WIS-4130H

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Estimated Ship Date: Jan 19, 2026 if ordered today

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4.135" x 1.2 x 1.2 x 2.0mm Rin

Part Number: WIS-4135VM

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Estimated Ship Date: Jan 19, 2026 if ordered today

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4.135" Ring Set - .043"x1.2x2.

Part Number: WIS-4135VZ

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Gas Nitrided, 4.147 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4147GFX

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.155 in. Bore, 1/16 in., 1/16 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4155HF

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.127 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4160H

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.185 in. Bore, 1/16 in., 1/16 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4185HF

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Estimated Ship Date: Jan 19, 2026 if ordered today

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3.950" AUTO RING (1 SET FOR 1 PSTN)

Part Number: WIS-3950H

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Gas Nitrided, 39.50mm Bore, for use on Honda®, Set

Part Number: WIS-3950XZ

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Chrome, 101.00mm Bore, for use on Honda®, KTM, Yamaha, Set

Part Number: WIS-3977XH

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Gas NItrided, 4.0027 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4027GFX

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Gas Nitrided, 4.047 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4047GFX

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Piston Rings, Gas Nitrided, 4.057 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4057GFX

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Piston Rings, Plasma-moly, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4125H

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Rings, Gas Nitrided, 40.50mm Bore, for use on Honda®, Set

Part Number: WIS-4050XZ

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Estimated Ship Date: Jan 19, 2026 if ordered today

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