Pistons & Piston Rings

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: Oct 31, 2025 if ordered today

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

Part Number: WIS-4130H

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3MM OIL RING ONLY (4.153" - 4.162")

Part Number: WIS-4160F

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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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AUTOMOTIVE RING (1 SET FOR 1 PSTN)

Part Number: WIS-3935H

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3.940" AUTO RING (1 SET FOR 1 PSTN)

Part Number: WIS-3940H

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Piston Ring, Top Ring, Gas Nitrided, 4.057 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4057FTX

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89.50 MM RING SET

Part Number: WIS-3524TC

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90 x 1.2mm TC Ring

Part Number: WIS-3544TC

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89.00MM RING SET

Part Number: WIS-3504TC

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Mercedes-Benz 500SL 90-92, Seal Ring

Part Number: URO-018868

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Estimated Ship Date: Nov 3, 2025 if ordered today

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PISTON PINS

Part Number: WIS-W5216

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Piston Pin, Steel, Tapered, 22.00mm x 69.85mm, Arctic Cat, Kawasaki, Polaris, Yamaha, Each

Part Number: WIS-S662

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Piston Pin, Steel, Tapered, 15.00mm x 47.00mm, Yamaha, Each

Part Number: WIS-S668

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Piston Pin, Steel, Tapered, 13.00mm x 29.75mm, for use on Honda®, Each

Part Number: WIS-S671

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Piston Wrist Pins, 5115 Steel, 0.787 in. Diameter, 45.000mm Length, 63 grams, Each

Part Number: WIS-S675

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Piston Pin, Steel, Straight, 15.97mm x 49.00mm, Yamaha, Each

Part Number: WIS-S676

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Piston Pin, Steel, Tapered, 16.00mm x 40.00mm, Each

Part Number: WIS-S677

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Piston Pin, Steel, Chrome, Tapered, 19.00mm x 45.00mm, Each

Part Number: WIS-S682

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Piston Wrist Pin, Powersports, Straight, Steel, 16.00mm Diameter, 41.500mm Length, Each

Part Number: WIS-S686

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Piston Pin, Steel, Tapered, 22.00mm x 60.96mm, Arctic Cat, Polaris, Each

Part Number: WIS-S694

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Piston Pin, Tool Steel, Straight, 20.00mm x 60.00mm, Kawasaki, Suzuki, Each

Part Number: WIS-S698

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Piston Wrist Pins, 5115 Steel, 0.906 in. Diameter, 60.000mm Length, 132 grams, Each

Part Number: WIS-S752

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Piston Wrist Pins, 5115 Steel, 0.886 in. Diameter, 60.000mm Length, 128 grams, Each

Part Number: WIS-S754

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Piston Pin- .927 x 2.500 x .15

Part Number: WIS-S756

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