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Harley Engine

Harley Engine

Harley Engine

Power your bike with precision-engineered engine components like crankshafts, connecting rods, and complete engine systems. Check out our high-performance Harley engine parts for peak reliability and output.

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  • EASTERN MOTORCYCLE PARTS Engine Sprocket Nut A-24003-55

    EASTERN MOTORCYCLE PARTS Engine Sprocket Nut A-24003-55

    EASTERN MOTORCYCLE PARTS

    $12.95
    EASTERN MOTORCYCLE PARTS Engine Sprocket Nut A-24003-55Motor sprocket nut for belt-drive conversions and/or eliminating compensating sprockets, Made in the U.S.A.
    DS194074
    SKU:
    DS194074
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    TYPE:
    MOTOR SPROCKET
    PRODUCT NAME:
    NUT
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $12.95
    Qty in Cart: 0
    Quantity:
    Price:
    $12.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Left Side Crankcase Bushing A-24621-40 EASTERN MOTORCYCLE PARTS Left Side Crankcase Bushing A-24621-40

    EASTERN MOTORCYCLE PARTS Left Side Crankcase Bushing A-24621-40

    EASTERN MOTORCYCLE PARTS

    $114.95
    EASTERN MOTORCYCLE PARTS Left Side Crankcase Bushing A-24621-40Standard size, Made in the U.S.A.
    DS194098
    SKU:
    DS194098
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    UNITS:
    EACH
    PRODUCT NAME:
    BUSHING
    RIDING STYLE:
    STREET
    TYPE:
    CRANKCASE
    $114.95
    Qty in Cart: 0
    Quantity:
    Price:
    $114.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Check Valve Spring - Big Twin A-26262-80 EASTERN MOTORCYCLE PARTS Check Valve Spring - Big Twin A-26262-80

    EASTERN MOTORCYCLE PARTS Check Valve Spring - Big Twin A-26262-80

    EASTERN MOTORCYCLE PARTS

    $6.60
    EASTERN MOTORCYCLE PARTS Check Valve Spring Big Twin A-26262-80Replacement spring relief valve for Big Twin oil pumps
    DS194222
    SKU:
    DS194222
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    TYPE:
    CHECK VALVE
    TYPE:
    OIL PUMP
    UNITS:
    10 PACK
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SPRING
    $6.60
    Qty in Cart: 0
    Quantity:
    Price:
    $6.60
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Check Valve Spring A-26363-36

    EASTERN MOTORCYCLE PARTS Check Valve Spring A-26363-36

    EASTERN MOTORCYCLE PARTS

    $9.30
    EASTERN MOTORCYCLE PARTS Check Valve Spring A-26363-36EASTERN MOTORCYCLE PARTS Check Valve Spring
    DS194223
    SKU:
    DS194223
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    TYPE:
    OIL PUMP
    UNITS:
    10 PACK
    PRODUCT NAME:
    SPRING
    RIDING STYLE:
    STREET
    TYPE:
    CHECK VALVE
    $9.30
    Qty in Cart: 0
    Quantity:
    Price:
    $9.30
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Oil Pump Bushing/Gasket Kit 17-0126

    EASTERN MOTORCYCLE PARTS Oil Pump Bushing/Gasket Kit 17-0126

    EASTERN MOTORCYCLE PARTS

    $16.95
    EASTERN MOTORCYCLE PARTS Oil Pump Bushing/Gasket Kit 17-0126Comes with new components that allow you to totally rebuild/rebush most oil pumps, Made in the U.S.A.
    DS194201
    SKU:
    DS194201
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    PRODUCT NAME:
    GASKET KIT
    TYPE:
    OIL PUMP
    UNITS:
    KIT
    RIDING STYLE:
    STREET
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Oil Pump Bushing/Gasket Kit 17-0129

    EASTERN MOTORCYCLE PARTS Oil Pump Bushing/Gasket Kit 17-0129

    EASTERN MOTORCYCLE PARTS

    $16.95
    EASTERN MOTORCYCLE PARTS Oil Pump Bushing/Gasket Kit 17-0129Made in the U.S.A.
    DS194202
    SKU:
    DS194202
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    RIDING STYLE:
    STREET
    TYPE:
    OIL PUMP
    PRODUCT NAME:
    GASKET KIT
    UNITS:
    KIT
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Oil Pump Kit - Big Twin 17-0157

    EASTERN MOTORCYCLE PARTS Oil Pump Kit - Big Twin 17-0157

    EASTERN MOTORCYCLE PARTS

    $49.95
    EASTERN MOTORCYCLE PARTS Oil Pump Kit Big Twin 17-0157Made in the U.S.A.
    DS194205
    SKU:
    DS194205
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SHAFT
    TYPE:
    OIL PUMP
    UNITS:
    KIT
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Bearing Retaining Washer - 0.070" - Big Twin A-35131-81

    EASTERN MOTORCYCLE PARTS Bearing Retaining Washer - 0.070" - Big Twin A-35131-81

    EASTERN MOTORCYCLE PARTS

    $21.30
    EASTERN MOTORCYCLE PARTS Bearing Retaining Washer 0.070" Big Twin A-35131-81Replacement retaining washers for 4-speed Big Twins
    DS194181
    SKU:
    DS194181
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    STYLE:
    4-SPEED
    THICKNESS:
    1,78 MM (0,070')
    THICKNESS IMPERIAL:
    0.070'
    THICKNESS METRIC:
    1.78 MM
    PRODUCT NAME:
    WASHER
    RIDING STYLE:
    STREET
    TYPE:
    MAINSHAFT
    UNITS:
    5 PACK
    TYPE:
    BEARING RETAINING
    $21.30
    Qty in Cart: 0
    Quantity:
    Price:
    $21.30
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Bearing Retaining Washer - .080" - Big Twin A-35131-82

    EASTERN MOTORCYCLE PARTS Bearing Retaining Washer - .080" - Big Twin A-35131-82

    EASTERN MOTORCYCLE PARTS

    $10.10
    EASTERN MOTORCYCLE PARTS Bearing Retaining Washer .080" Big Twin A-35131-82Replacement retaining washers for 4-speed Big Twins
    DS194182
    SKU:
    DS194182
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    THICKNESS:
    2,03 MM (0,080')
    THICKNESS METRIC:
    2.03 MM
    STYLE:
    4-SPEED
    THICKNESS IMPERIAL:
    0,080'
    TYPE:
    BEARING RETAINING
    PRODUCT NAME:
    WASHER
    RIDING STYLE:
    STREET
    TYPE:
    MAINSHAFT
    UNITS:
    5 PACK
    Qty in Cart: 0
    Quantity:
    Price:
    $10.10
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Main Shaft Thrust Washer - XL A-35326-SET

    EASTERN MOTORCYCLE PARTS Main Shaft Thrust Washer - XL A-35326-SET

    EASTERN MOTORCYCLE PARTS

    $56.95
    EASTERN MOTORCYCLE PARTS Main Shaft Thrust Washer XL A-35326-SETEASTERN MOTORCYCLE PARTS Main Shaft Thrust Washer - XL
    DS194183
    SKU:
    DS194183
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    STYLE:
    4-SPEED
    UNITS:
    SET OF 15
    PRODUCT NAME:
    THRUST WASHER
    RIDING STYLE:
    STREET
    TYPE:
    MAINSHAFT
    MOUNTING POSITION:
    RIGHT SIDE
    THICKNESS:
    0,76 MM - 3,18 MM (0,030' - 0,125')
    THICKNESS IMPERIAL:
    0,030' - 0,125'
    THICKNESS METRIC:
    0.76 MM - 3.18 MM
    Qty in Cart: 0
    Quantity:
    Price:
    $56.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Countershaft Thrust Washer - XL A-35840-SET

    EASTERN MOTORCYCLE PARTS Countershaft Thrust Washer - XL A-35840-SET

    EASTERN MOTORCYCLE PARTS

    $22.95
    EASTERN MOTORCYCLE PARTS Countershaft Thrust Washer XL A-35840-SETReplacement OEM first gear thrust washers
    DS194187
    SKU:
    DS194187
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    RIDING STYLE:
    STREET
    THICKNESS:
    1,65 MM - 2,54 MM (0,065' - 0,100')
    MOUNTING POSITION:
    FIRST GEAR
    PRODUCT NAME:
    THRUST WASHER
    THICKNESS IMPERIAL:
    0,065' - 0,100'
    UNITS:
    SET
    STYLE:
    4-SPEED
    THICKNESS METRIC:
    1.65 MM - 2.54 MM
    TYPE:
    COUNTERSHAFT
    $22.95
    Qty in Cart: 0
    Quantity:
    Price:
    $22.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Countershaft Thrust Washer - XL A-35848-SET

    EASTERN MOTORCYCLE PARTS Countershaft Thrust Washer - XL A-35848-SET

    EASTERN MOTORCYCLE PARTS

    $14.95
    EASTERN MOTORCYCLE PARTS Countershaft Thrust Washer XL A-35848-SETReplacement OEM first gear thrust washers
    DS194188
    SKU:
    DS194188
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    PRODUCT NAME:
    THRUST WASHER
    UNITS:
    SET
    MOUNTING POSITION:
    FIRST GEAR
    STYLE:
    4-SPEED
    THICKNESS METRIC:
    1.19 MM - 2.03 MM
    TYPE:
    COUNTERSHAFT
    RIDING STYLE:
    STREET
    THICKNESS:
    1,19 MM - 2,03 MM (0,047' - 0,080')
    THICKNESS IMPERIAL:
    0,047' - 0,080'
    $14.95
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS 4-Speed Gear Spacers - XL A-35865-SET EASTERN MOTORCYCLE PARTS 4-Speed Gear Spacers - XL A-35865-SET

    EASTERN MOTORCYCLE PARTS 4-Speed Gear Spacers - XL A-35865-SET

    EASTERN MOTORCYCLE PARTS

    $17.30
    EASTERN MOTORCYCLE PARTS 4-Speed Gear Spacers XL A-35865-SETGear spacers for 2-stroke ATVs
    DS194189
    SKU:
    DS194189
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    RIDING STYLE:
    STREET
    UNITS:
    6 PACK
    TYPE:
    1ST GEAR
    PRODUCT NAME:
    SPACER
    $17.30
    Qty in Cart: 0
    Quantity:
    Price:
    $17.30
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Idler Gear and Circuit Breaker Bushings A-25785-30A EASTERN MOTORCYCLE PARTS Idler Gear and Circuit Breaker Bushings A-25785-30A

    EASTERN MOTORCYCLE PARTS Idler Gear and Circuit Breaker Bushings A-25785-30A

    EASTERN MOTORCYCLE PARTS

    $24.95
    EASTERN MOTORCYCLE PARTS Idler Gear and Circuit Breaker Bushings A-25785-30AIdler gear bushings, Made in the U.S.A.
    DS194192
    SKU:
    DS194192
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    TYPE:
    IDLER GEAR
    UNITS:
    PAIR
    PRODUCT NAME:
    BUSHING
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Breather Washer Set A-25313-SET

    EASTERN MOTORCYCLE PARTS Breather Washer Set A-25313-SET

    EASTERN MOTORCYCLE PARTS

    $16.95
    EASTERN MOTORCYCLE PARTS Breather Washer Set A-25313-SETIncludes one each of the following size washers: .110", .115", .120" and .125" (.195" i.d. hole), Made in the U.S.A., Use only steel washers with steel breather valves. Do not intermix steel and...
    09500364
    SKU:
    09500364
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    PRODUCT NAME:
    WASHER KIT
    TYPE:
    BREATHER VALVE
    UNITS:
    KIT
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • WISECO Circlip W5731

    WISECO Circlip W5731

    WISECO

    $2.99
    Wiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high temperatures, Replacement rings include rings for one piston only., Forged from a high-silicone aluminum alloy to deliver long life and consistent dimensions
    W5731
    SKU:
    W5731
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    CIRCLIP
    UNITS:
    PAIR
    RIDING STYLE:
    STREET
    APPLICATION:
    PISTON
    $2.99
    Qty in Cart: 0
    Quantity:
    Price:
    $2.99
    Subtotal:
  • WISECO Piston Kit - 883/1200 K1682

    WISECO Piston Kit - 883/1200 K1682

    WISECO

    $409.95
    WISECO Piston Kit 883/1200 K1682Forged from high-silicon aluminum alloy for maximum strength and dependability, Contain all the necessary components for overboring or rebuilding your top end, Feature forged pistons, rings, wrist pins, circlips, and top...
    K1682
    SKU:
    K1682
    Availability:
    Ships Same Business Day
    Weight:
    2.31 LBS
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    DISPLACEMENT:
    1200 CC
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    REBUILD KIT
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    STROKE LENGTH IMPERIAL:
    3-13/16'
    BORE SIZE IMPERIAL:
    3.498'
    TYPE:
    TOP END
    UNITS:
    EACH
    $409.95
    Qty in Cart: 0
    Quantity:
    Price:
    $409.95
    Subtotal:
  • WISECO Piston Kit - 883/1200 K1684

    WISECO Piston Kit - 883/1200 K1684

    WISECO

    $409.95
    WISECO Piston Kit 883/1200 K1684Forged from high-silicon aluminum alloy for maximum strength and dependability, Contain all the necessary components for overboring or rebuilding your top end, Feature forged pistons, rings, wrist pins, circlips, and top...
    K1684
    SKU:
    K1684
    Availability:
    Ships Same Business Day
    Weight:
    2.31 LBS
    PRODUCT NAME:
    REBUILD KIT
    RIDING STYLE:
    STREET
    STROKE LENGTH IMPERIAL:
    3-13/16'
    BORE - OVERSIZE:
    +0,020'
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    DISPLACEMENT:
    1200 CC
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    FORGED
    BORE SIZE IMPERIAL:
    3.518'
    TYPE:
    TOP END
    UNITS:
    EACH
    $409.95
    Qty in Cart: 0
    Quantity:
    Price:
    $409.95
    Subtotal:
  • WISECO Piston Kit - 1200 XL K1685

    WISECO Piston Kit - 1200 XL K1685

    WISECO

    $409.95
    WISECO Piston Kit 1200 XL K1685Forged from high-silicon aluminum alloy for maximum strength and dependability, Contain all the necessary components for overboring or rebuilding your top end, Feature forged pistons, rings, wrist pins, circlips, and top...
    K1685
    SKU:
    K1685
    Availability:
    Ships Same Business Day
    Weight:
    2.31 LBS
    DISPLACEMENT:
    1200 CC
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    REBUILD KIT
    RIDING STYLE:
    STREET
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM
    STROKE LENGTH IMPERIAL:
    3-13/16'
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    BORE SIZE IMPERIAL:
    3.498'
    TYPE:
    TOP END
    UNITS:
    EACH
    $409.95
    Qty in Cart: 0
    Quantity:
    Price:
    $409.95
    Subtotal:
  • WISECO Piston Kit K1700

    WISECO Piston Kit K1700

    WISECO

    $409.95
    WISECO Piston Kit K1700Forged from high-silicon aluminum alloy for maximum strength and dependability, Contain all the necessary components for overboring or rebuilding your top end, Feature forged pistons, rings, wrist pins, circlips, and top end...
    K1700
    SKU:
    K1700
    Availability:
    Ships Same Business Day
    Weight:
    2.44 LBS
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    DISPLACEMENT:
    1200 CC
    PRODUCT NAME:
    REBUILD KIT
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    RIDING STYLE:
    STREET
    STROKE LENGTH IMPERIAL:
    3-13/16'
    UNITS:
    EACH
    BORE SIZE IMPERIAL:
    3.498'
    PISTON MATERIAL:
    ALUMINUM
    TYPE:
    TOP END
    $409.95
    Qty in Cart: 0
    Quantity:
    Price:
    $409.95
    Subtotal:
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