Pistons & Piston Rings

73.00 MM RING SET

Part Number: WIS-2874CS

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Estimated Ship Date: Oct 1, 2025 if ordered today

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2.874 " SEMI KEYSTONE RING

Part Number: WIS-2874KA

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73.25 MM RING SET

Part Number: WIS-2884CS

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Engine Piston Ring, 3.140 Semi Keystone Ring

Part Number: WIS-3140KA

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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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71.25 MM RING SET

Part Number: WIS-2805CS

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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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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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81.50 MM RING SET

Part Number: WIS-3209TC

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Engine Piston Ring, 3.228 Semi Keystone Ring

Part Number: WIS-3228KA

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Engine Piston Ring, 3.347 Semi Keystone Ring

Part Number: WIS-3347KA

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85.00 MM RING SET

Part Number: WIS-3347TC

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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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ProX Big End Pin 20x45.00mm CR/RM80/85

Part Number: PXR-06-2045

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Estimated Ship Date: Sep 29, 2025 if ordered today

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ProX Big End Pin 20x45.90 mm KTM85SX '13-22

Part Number: PXR-06-2045-9

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Estimated Ship Date: Sep 29, 2025 if ordered today

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ProX Big End Pin 20x46.00 mm KX60/65 '85-22 + RM65 '03-05

Part Number: PXR-06-2046

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ProX Big End Pin 22x45.90mm KTM85SX '03-12

Part Number: PXR-06-2245-9

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ProX Big End Pin 22x46 KX80/85/100 '98-22

Part Number: PXR-06-2246

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ProX Big End Pin 16x35.90mm KTM50SX '01-22

Part Number: PXR-06-1635-9

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ProX Big End Pin 18x41.90mm KTM65SX '03-08 Hollow

Part Number: PXR-06-1842

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ProX Big End Pin 18x43.30mm YZ65 '18-22

Part Number: PXR-06-1843-3

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ProX Big-End Pin 18x54.30 mm KTM65SX '09-22 Hollow

Part Number: PXR-06-1854-3

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Estimated Ship Date: Sep 29, 2025 if ordered today

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