1978 - PowerSports Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Wiseco Powersports Piston Kits 4970PS

Wiseco Powersports Piston Kits 4970PS

Piston and Ring Kit, Forged Aluminum, 3.497 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4970PS

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits for 1976-1982 YZ125 - 435M05700

Piston and Ring Kit, Forged Aluminum, 57.000mm Bore, Yamaha, Kit

Part Number: WIS-435M05700

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports 2-Stroke Forged Series Piston Kits for 1976-1982 YZ125 - 435M05750

Engine Piston, Yamaha YZ125 '76-82 2264CS

Part Number: WIS-435M05750

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits for 1976-1982 YZ125 - 435M05800

Piston and Ring Kit, Forged Aluminum, 58.000mm Bore, Yamaha, Kit

Part Number: WIS-435M05800

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits 4379M07200

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

Part Number: WIS-4379M07200

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits for 1972-1975 H2 MACH IV, 1977-1992 JS440 - 423M07300

Piston and Ring Kit, Forged Aluminum, 73.000mm Bore, Kawasaki, Kit

Part Number: WIS-423M07300

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits 4249M08300

Piston and Ring Kit, Forged Aluminum, 83.000mm Bore, Kawasaki, Kit

Part Number: WIS-4249M08300

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits for 1980-1984 KDX250, 1978-1986 KX250, 1984-1987 KXT250 TECATE - 439M07050

Piston and Ring Kit, Forged Aluminum, 70.500mm Bore, Kawasaki, Kit

Part Number: WIS-439M07050

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits for 1980-1984 KDX250, 1978-1986 KX250, 1984-1987 KXT250 TECATE - 439M07100

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

Part Number: WIS-439M07100

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports 2-Stroke Forged Series Piston Kits for 1980-1984 KDX250, 1978-1986 KX250, 1984-1987 KXT250 TECATE - 439M07150

Engine Piston, Kaw KX250 '78-86, KXT250 '84-87 2815CD

Part Number: WIS-439M07150

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco 4-Stroke Piston Rings 3208X

Piston Rings, X, Moly, 3.208 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3208X

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco 4-Stroke Piston Rings 3218X

Piston Rings, X, Moly, 3.218 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3218X

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco 2-Stroke Piston Rings 2736CS

Piston Rings, Chrome, 69.50mm Bore, Ski-Doo, Yamaha, Each

Part Number: WIS-2736CS

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco 4-Stroke Piston Rings 2756XC

Piston Rings, Chrome, 70.00mm Bore, Kawasaki, Suzuki, Yamaha, Set

Part Number: WIS-2756XC

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco 2-Stroke Piston Rings 2766CD

Piston Rings, Chrome, 70.25mm Bore, for use on Honda®, Polaris, Set

Part Number: WIS-2766CD

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco 2-Stroke Piston Rings 2786CD

Piston Rings, Chrome, 70.75mm Bore, for use on Honda®, Polaris, Set

Part Number: WIS-2786CD

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco 2-Stroke Piston Rings 2795CD

Piston Rings, Chrome, 71.00mm Bore, for use on Honda®, Husqvarna, Suzuki, Yamaha, Set

Part Number: WIS-2795CD

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco 4-Stroke Piston Rings for 2005-2010 KVF650 BRUTE FORCE 4X4, 2006-2009 KVF650 BRUTE FORCE 4X4I, 1975-1981 XS650 - 3150XC

Piston Rings, Chrome, 80.00mm Bore, Kawasaki, Yamaha, Set

Part Number: WIS-3150XC

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Wrist Pins S538

Piston Pin, Steel, Straight, 12.00mm x 39.00mm, Kawasaki, Polaris, Suzuki, Yamaha, Each

Part Number: WIS-S538

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Wrist Pins S553

Piston Pin, Steel, Chrome, Tapered, 20.00mm x 55.50mm, for use on Honda®, Can-Am, Yamaha, Each

Part Number: WIS-S553

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Wrist Pins S557

Piston Pin, Steel, Chrome, Straight, 17.00mm x 61.70mm, for use on Honda®, Kawasaki, Each

Part Number: WIS-S557

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Wrist Pins S563

Piston Pin, Steel, Straight, 12.00mm x 31.00mm, Cobra, Kawasaki, KTM, Suzuki, Yamaha, Each

Part Number: WIS-S563

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Wiseco Powersports Piston Wrist Pins S593

Piston Pin, Steel, Superfinish, Straight, 14.00mm x 44.00mm, for use on Honda®, Kawasaki, Suzuki, Each

Part Number: WIS-S593

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Wiseco Head Gaskets W2486

Gaskets, Head Gasket, Composite With Steel Core, 64mm Bore, Kawasaki, Each

Part Number: WIS-W2486

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Head Gaskets for 1977-1979 GS750, 1978-1979 GS750E, 1979 GS750L - W2487

Gaskets, Head Gasket, Composite With Steel Core, 69mm Bore, Suzuki, Each

Part Number: WIS-W2487

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

1978 Parts and Accessories