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

Wiseco 4-Stroke Piston Rings 3425XC

Piston Rings, Chrome, 87.00mm Bore, for use on Honda®, Kawasaki, Yamaha, Set

Part Number: WIS-3425XC

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Wiseco Clutch Spring Kits CSK030

Wiseco Clutch Spring Kits CSK030

Clutch Spring Kit, Powersports, Yamaha, Kit

Part Number: WIS-CSK030

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Wiseco Powersports Piston Kits for 1977-1981 IT175, 1976 YZ175 - 374M06700

Piston and Ring Kit, Forged Aluminum, 67.000mm Bore, Yamaha, Kit

Part Number: WIS-374M06700

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Wiseco Powersports 2-Stroke Forged Series Piston Kits 235M05350

Engine Piston, Yamaha DT100, MX100, LT100 All 2106CD

Part Number: WIS-235M05350

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Pro-X Racing Parts Powersports Wrist Pin Bushings and Bearings 21.3202

ProX Piston Pin Bearing RM125 '80-86 14x18x20

Part Number: PXR-21-3202

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Motion Pro Standard Black Vinyl Clutch Cables for 1976-1981 XT500, TT500, 1978-1981 SR500 - 05-0062

CABLE CLU YAM

Part Number: MNP-05-0062

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Cometic Gasket Powersports Head Gaskets C8159

Head Gasket, Copper, 82.000mm Bore, 0.043 in. Thickness, Kawasaki, Each

Part Number: CPG-C8159

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Motion Pro Standard Black Vinyl Throttle Cables 03-0001

Throttle Cable, Push Style, End Fittings, Black Vinyl Jacket, Kawasaki, Each

Part Number: MNP-03-0001

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

National Cycle Speedometer Cowls N7840

Gauge Bezel, Speedometer Cowl, Polished, Harley-Davidson®, Each

Part Number: NCL-N7840

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Daytona Twin Tec Internal to External Ignition Conversion Kits 3021

EXTERNAL IGNITION CONVERSION EVO KIT 3021

Part Number: DTT-3021

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Wiseco Powersports 2-Stroke Forged Series Piston Kits for 1977-1981 IT175, 1976 YZ175 - 374M06600

Engine Piston, Yamaha YZ175 '76-81, IT175 '76-81 2598CD

Part Number: WIS-374M06600

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Wiseco Powersports Piston Kits 4052M07200

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

Part Number: WIS-4052M07200

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Pro-X Racing Parts - Powersports Crankshaft Seals for 1980-1981 IT125, 1977-1979 YZ125 - 42.2200

ProX Crank Seal Set YZ125 '77-79 + IT125 '80-81 + IT175

Part Number: PXR-42-2200

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Wiseco Powersports 2-Stroke Forged Series Piston Kits for 1975-1978 DT400, 1975 MX400 - 232M08650

Engine Piston, Yamaha DT400 '75-78, MX400 '75-76 3405TD

Part Number: WIS-232M08650

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Wiseco Powersports Wrist Pin Bearings B1042

Wrist Pin Bearings and Bushings, Wrist Pin Bearing, KTM, Yamaha, Each

Part Number: WIS-B1042

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Hinson Racing Billetproof Pressure Plates for 1976-1979 RD400, 1984-1985 RZ350, 1987-2006 YFZ350 BANSHEE - H021-002

Pressure Plate, Billetproof, Billet Aluminum, Yamaha, Each

Part Number: HIN-H021-002

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

ACCEL Motorcycle Hybrid Design Electric Voltage Regulators 201101B

Voltage Regulator, Hybrid Design, Steel, Black, Harley-Davidson®, Each

Part Number: ALM-201101B

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

BikeMaster Magneto Flywheel Pullers 150606

Flywheel Puller, Steel, Black, 14mm x 1.5, Each

Part Number: BKM-15-0606

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Biker's Choice Spokes 490890

Spokes, 40-piece, Steel, Chrome, 16 in. Wheel Diameter, Harley-Davidson®, Kit

Part Number: BKC-49-0890

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Cometic Gasket Powersports Head Gaskets C8408

Head Gasket, Copper, 73.500mm Bore, 0.043 in. Thickness, Suzuki, Each

Part Number: CPG-C8408

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Cometic Gasket Powersports Crank Seals OS131

Crankshaft Seal, Left Side, Suzuki, Each

Part Number: CPG-OS131

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Cometic Gasket Powersports Head Gaskets C8182

Head Gasket, Copper, 75.000mm Bore, 0.043 in. Thickness, Kawasaki, Each

Part Number: CPG-C8182

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

EPI Performance Primary Clutch Springs 53-2561

clutch spring SPRING- BLU PRIMRY SKIDOO SPRING- BLU PRIMRY SKIDOO

Part Number: ERL-SDPS-1

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Redhorse Performance 4910 Series Thermostat Housing Assemblies 4910-302-24-3

Water Neck, Aluminum, Red Anodized, O-Ring, 75 Degree, 1.500 in. Outlet, Ford, Small Block, Each

Part Number: HSE-4910-302-243

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Motion Pro Standard Black Vinyl Clutch Cables for 1977-1978 XLCR CAFE RACER, 1983-1984 XLX 1000 - 06-0106

CABLE CLUTCH H-D

Part Number: MNP-06-0106

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

1978 Parts and Accessories