Pistons & Piston Rings

Piston and Ring Kit, Forged Aluminum, 77.000mm Bore, Suzuki, Kit

Part Number: WIS-4345M07700

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 71.000mm Bore, Suzuki, Kit

Part Number: WIS-4376M07100

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 72.000mm Bore, Kawasaki, Kit

Part Number: WIS-4379M07200

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 3.538 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4724P4

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 89.500mm Bore, Honda®, Kit

Part Number: WIS-4117M08950

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Piston and Ring Kit, Forged Aluminum, 90.932mm Bore, Honda®, Kit

Part Number: WIS-4117M09100

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Estimated Ship Date: Jan 5, 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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Piston and Ring Kit, Forged Aluminum, 66.000mm Bore, Honda®, Kit

Part Number: WIS-4156M06600

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Piston and Ring Kit, Forged Aluminum, 66.500mm Bore, Honda®, Kit

Part Number: WIS-4156M06650

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 67.000mm Bore, Honda®, Kit

Part Number: WIS-4156M06700

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 98.500mm Bore, Honda®, Kit

Part Number: WIS-4163M08950

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Piston and Ring Kit, Forged Aluminum, 90.000mm Bore, Honda®, Kit

Part Number: WIS-4163M09000

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Piston and Ring Kit, Forged Aluminum, 64.000mm Bore, Yamaha, Kit

Part Number: WIS-393M06400

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Piston, Yamaha RD350 '73-75, RD400 '76-92 2579CD

Part Number: WIS-393M06550

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 66.000mm Bore, Yamaha, Kit

Part Number: WIS-393M06600

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Estimated Ship Date: Jan 5, 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 5, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 74.500mm Bore, Suzuki, Kit

Part Number: WIS-40005M07450

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Piston Rings, Chrome, 72.00mm Bore, Set

Part Number: WIS-2835CD

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Estimated Ship Date: Jan 2, 2026 if ordered today

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81.00 MM RING SET

Part Number: WIS-3189XG

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Piston Rings, Gas Nitrided, 4.250 in. Bore, Harley-Davidson®, Set

Part Number: WIS-4250VQ

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 65.000mm Bore, Yamaha, Kit

Part Number: WIS-513M06500

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.895 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit

Part Number: UEM-KB348-020

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-020

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.497 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-070

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Estimated Ship Date: Jan 15, 2026 if ordered today

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ProX Piston Kit KDX200 '86-06 (65.97mm)

Part Number: PXR-01-4285-D

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Estimated Ship Date: Dec 31, 2025 if ordered today

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