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

KB Performance V-Twin Piston and Ring Kits KB263.STD

Piston and Ring Kit, Hypereutectic, Dome, 3.487 in. Bore, Harley-Davidson®, Kit

Part Number: UEM-KB263-STD

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

MotoRad Thermostats 200-195

Thermostat, 195 Degrees F, Stainless Steel, Each

Part Number: SNN-200-195

Not Yet Reviewed

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MotoRad Thermostats 206-195

Thermostat, 195 Degrees F, Stainless Steel, Each

Part Number: SNN-206-195

Not Yet Reviewed

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MotoRad OE Replacement-Type Fuel Caps MGC817T

Tethered Fuel Cap

Part Number: SNN-MGC817T

4.0 out of 5 stars ( 2 )

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Hella Optilux Extreme XB Light Bulbs H71070201

Light Bulbs, Optilux Extreme XB, H4, 80/100 Watts, White, Pair

Part Number: HLA-H71070201

3.91 out of 5 stars ( 11 )

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Milodon Oil Pump Pickups 18339

Milodon Oil Pump Pickups 18339

Oil Pickup, Screw-In, Aftermarket Pan Style, 5.500 in. Pan Depth, 1/2 in. Tube, Chrysler, Dodge, Plymouth, Big Block, Each

Part Number: MIL-18339

Not Yet Reviewed

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Autolite Copper Core Spark Plugs A4265

Spark Plug, Copper Core, Resistor, 14mm x 1.25, Gasket Seat, 0.750 in, Reach, Each

Part Number: ATL-4265

Not Yet Reviewed

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JOES Racing Products Caster Camber Gauge Adapters for 1975-1980 BOBCAT, 1974-1978 MUSTANG II, 1974-1980 PINTO - 28035

Caster Camber Gauge Adapter, Ford, Mercury, Each

Part Number: JOE-28035

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

MotoRad Thermostats 240-180

Thermostat, 180 Degrees F, Stainless Steel, Each

Part Number: SNN-240-180

Not Yet Reviewed

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Redhorse Performance Fuel Pump Block-Off Plates 4810-440-2

Fuel Pump Block-Off Plate, Aluminum, Black Anodized, Dodge, Chrysler, Plymouth, Each

Part Number: HSE-4810-440-2

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Billet Fuel Pump Block-Off Plates SUM-420004

4.75 out of 5 stars ( 14 )

Estimated Ship Date: Tomorrow

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Twin Power Premium Factory Activated AGM Batteries 485022

Battery, Premium, Factory Activated, Starting, AGM, 12 V, Buell, Harley-Davidson®, Victory, Each

Part Number: TWP-TPWM720GH

4.43 out of 5 stars ( 7 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Wiseco 4-Stroke Piston Rings 2992XG

Piston Rings, Gas Nitrided, 76.00mm Bore, for use on Honda®, Kawasaki, Suzuki, Yamaha, Set

Part Number: WIS-2992XG

Not Yet Reviewed

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Pro-X Racing Parts Connecting Rod Kits for 1977-1978 XL125, 1983-1984 XR200, 1981-2002 XR200R - 03.1255

ProX Con.Rod Kit XL125R + XR200R -446-

Part Number: PXR-03-1255

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

KB Performance V-Twin Powersports Piston and Ring Kits KB659C.010

PISTON SET

Part Number: UEM-KB659C-010

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB930C.010

Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -58.2cc 88-98ci 1948-84 ROD -7.440

Part Number: UEM-KB930C010

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Hella High Wattage Series Halogen Light Bulbs H4 130/90W

MINI HALOGEN BULB

Part Number: HLA-H413090W

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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MotoRad STAT LOK Thermostat Gaskets and Seals MG68EA

Gasket, Water Neck Gasket, Paper, Chrysler, Ford, Dodge, Hyundai, Geo, Kia, Mazda, Mercury, Each

Part Number: SNN-MG68EA

Not Yet Reviewed

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Emgo Ignition Switches 61-4525

Ignition Switch, Powersports, Black, Key Style, Constant, 25 Amp, Kawasaki, Each

Part Number: EMG-40-80600

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

Champion Copper Plus Spark Plugs RN4C

Spark Plug, RN4C, Copper Plus, 14mm Thread, .750 in. Reach, Resistor, Each

Part Number: CPN-104

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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NGK Racing Spark Plugs BR10EG SOLID

Spark Plug BR10EG Comer K80, 80cc, Each

Part Number: NGK-3993

Not Yet Reviewed

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Mahle Original Oil Filters OC 5

Oil Filter, Canister, Powersports, Ducati, Harley-Davidson®, Each

Part Number: MAH-OC5

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Mikuni RS Series Carburetors RS36-D3-K

Carburetor, Powersports, Mikuni, RS Series, Kawasaki, Suzuki, Kit

Part Number: MKU-RS36-D3-K

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Wiseco Powersports 2-Stroke Forged Series Piston Kits 2286M07000

Engine Piston, A-Cat Lynx '77-80/Cheetah '76-90 2756CD

Part Number: WIS-2286M07000

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

NGK Iridium IX Spark Plugs CR7HIX

Spark Plug, IX Iridium, 10mm Thread, .500 in. Reach, 5/8 in. Hex, Resistor, Each

Part Number: NGK-7544

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Kleinn Direct Drive Horn Packages HOGKIT-1

Horn, Harley-Davidson® Air Horn System, 12 V, 132 dB, Kit

Part Number: KLN-HOGKIT-1

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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1978 Parts and Accessories