Pistons & Piston Rings

Engine Piston Ring, 3.5 Back-Notched Semi-Keystone Ring

Part Number: WIS-8890KG

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Piston Wrist Pins, 5115 Steel, 0.827 in. Diameter, 60.000mm Length, 117 grams, Each

Part Number: WIS-S750

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Piston Wrist Pins, 5115 Steel, 0.866 in. Diameter, 60.000mm Length, 125 grams, Each

Part Number: WIS-S751

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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 Wrist Pins, 5115 Steel, 1.000 in. Diameter, 2.750 in. Length, 146 grams, Each

Part Number: WIS-S757

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Piston Wrist Pins, 5115 Steel, 0.930 in. Diameter, 2.500 in. Length, 118 grams, Each

Part Number: WIS-S758

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Piston Wrist Pins, 5115 Steel, 0.990 in. Diameter, 2.500 in. Length, 148 grams, Each

Part Number: WIS-S760

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Piston Wrist Pins, 5115 Steel, 0.925 in. Diameter, 2.250 in. Length, 105 grams, Each

Part Number: WIS-S761

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Piston Wrist Pins, 5115 Steel, 0.787 in. Diameter, 1.986 in. Length, 93 grams, Each

Part Number: WIS-S780

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Piston Wrist Pins, 5115 Steel, 0.927 in. Diameter, 2.750 in. Length, 127 grams, Each

Part Number: WIS-S795

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Engine Piston Ring, 3.425 Semi Keystone Ring

Part Number: WIS-3425KA

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Piston Rings, 87mm Bore, Each

Part Number: WIS-3425TC

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87.50 MM RING SET

Part Number: WIS-3445TC

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88.00 MM RING SET

Part Number: WIS-3465TC

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88.50 MM RING SET

Part Number: WIS-3484TC

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89.00MM RING SET

Part Number: WIS-3504TC

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Piston Rings, Plasma-moly, 3.796 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-3796H

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Piston Rings, Plasma-moly, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4005H

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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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Piston Ring, Top Ring, Gas Nitrided, 4.082 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4082FTX

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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

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 20, 2025 if ordered today

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

Part Number: WIS-4160F

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