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ATHENA

ATHENA

ATHENA

Athena Gaskets, Piston Kits, and Engine Parts at JJ Motorsports

Athena has been a pioneering force in the world of engine and performance parts since it started serving products in the early 1970s. Known for its commitment to quality and innovation, Athena has established itself as a leader in the industry, providing a wide array of components for various motor vehicles. Over the years, they have built a reputation not only for their engineering excellence but also for their dedication to meeting the evolving needs of their customers in the powersports sector.

At JJ Motorsports, we offer a comprehensive selection of Athena products, including engine parts, gaskets, and kits tailored for 4-stroke off-road motorcycles. Popular items include the ATHENA Water Pump Gasket Kit for Yamaha P400485475014, which includes water pump gasket, clutch cover gasket, oil seals, washers, and bearings as needed, and the ATHENA Piston Kit with Gaskets - 76.75 mm for CRF250R P5F0768245001A made from high-performance aluminum alloy for enhanced durability. Other favorites are the ATHENA Complete Gasket Kit for Honda P400210900323 featuring rubber-coated spring steel construction, the ATHENA Top End Gasket Kit for Honda P400210600323 designed for pro and amateur riders, and the ATHENA Water Pump Gasket Kit for Kawasaki P400250475017 with application-specific components.

Athena's products provide significant benefits such as improved engine efficiency, longevity, and reliability under demanding conditions. Key features include high-performance materials like aluminum alloy with high silicon content for superior resistance, rubber-coated spring steel for high tensile strength, and precise fitment compatible with models from Yamaha, Honda, Kawasaki, and more, making them ideal for off-road and racing applications.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • ATHENA Complete Gasket Kit - KTM P400270850019

    ATHENA Complete Gasket Kit - KTM P400270850019

    ATHENA

    $142.95
    Superior-quality gasket sets from Athena, Head gaskets feature rubber-coated spring steel construction, Soft steel base gaskets are rubber coated, Steel core materials feature high springback and...
    09341819
    SKU:
    09341819
    Availability:
    Ships Same Business Day
    Weight:
    0.49 LBS
    RIDING STYLE:
    STREET
    TYPE:
    COMPLETE
    UNITS:
    KIT
    ENGINE TYPE:
    4-STROKE
    PRODUCT NAME:
    GASKET KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $142.95
    Subtotal:
  • ATHENA Top End Gasket Kit P400250600900

    ATHENA Top End Gasket Kit P400250600900

    ATHENA

    $188.95
    Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression,...
    09340649
    SKU:
    09340649
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET KIT
    TYPE:
    TOP END
    MATERIAL:
    SPRING STEEL
    RIDING STYLE:
    STREET
    $188.95
    Qty in Cart: 0
    Quantity:
    Price:
    $188.95
    Subtotal:
  • ATHENA Cylinder Gasket Kit - Yamaha 070203/1

    ATHENA Cylinder Gasket Kit - Yamaha 070203/1

    ATHENA

    $14.95
    Replacement cylinder gasket kit for Athena 70cc bolt-on big bore kits
    09340639
    SKU:
    09340639
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    STREET
    TYPE:
    TOP END
    PRODUCT NAME:
    GASKET KIT
    UNITS:
    KIT
    $14.95
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • ATHENA Cylinder Gasket Kit - Yamaha 070103/1

    ATHENA Cylinder Gasket Kit - Yamaha 070103/1

    ATHENA

    $14.95
    Replacement cylinder gasket kit for Athena 70cc bolt-on big bore kits
    09340638
    SKU:
    09340638
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    GASKET KIT
    TYPE:
    TOP END
    UNITS:
    KIT
    $14.95
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • ATHENA Top End Gasket Kit P400510600730

    ATHENA Top End Gasket Kit P400510600730

    ATHENA

    $218.95
    Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression,...
    09340603
    SKU:
    09340603
    Availability:
    Ships Same Business Day
    Weight:
    0.93 LBS
    RIDING STYLE:
    STREET
    ENGINE TYPE:
    4-STROKE
    MATERIAL:
    SPRING STEEL
    PRODUCT NAME:
    GASKET KIT
    TYPE:
    TOP END
    UNITS:
    KIT
    $218.95
    Qty in Cart: 0
    Quantity:
    Price:
    $218.95
    Subtotal:
  • ATHENA Top End Gasket Kit P400510600043

    ATHENA Top End Gasket Kit P400510600043

    ATHENA

    $192.95
    Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression,...
    09340602
    SKU:
    09340602
    Availability:
    Ships Same Business Day
    Weight:
    0.41 LBS
    RIDING STYLE:
    STREET
    MATERIAL:
    SPRING STEEL
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    TOP END
    UNITS:
    KIT
    $192.95
    Qty in Cart: 0
    Quantity:
    Price:
    $192.95
    Subtotal:
  • ATHENA Top End Gasket Kit P400510600042

    ATHENA Top End Gasket Kit P400510600042

    ATHENA

    $172.95
    Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression,...
    09340599
    SKU:
    09340599
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    ENGINE TYPE:
    4-STROKE
    PRODUCT NAME:
    GASKET KIT
    MATERIAL:
    SPRING STEEL
    UNITS:
    KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    TOP END
    $172.95
    Qty in Cart: 0
    Quantity:
    Price:
    $172.95
    Subtotal:
  • ATHENA Top End Gasket Kit P400250600503

    ATHENA Top End Gasket Kit P400250600503

    ATHENA

    $133.95
    Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression,...
    09340590
    SKU:
    09340590
    Availability:
    Ships Same Business Day
    Weight:
    0.51 LBS
    MATERIAL:
    SPRING STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TYPE:
    TOP END
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET KIT
    $133.95
    Qty in Cart: 0
    Quantity:
    Price:
    $133.95
    Subtotal:
  • ATHENA Top End Gasket Kit P400270600220/1

    ATHENA Top End Gasket Kit P400270600220/1

    ATHENA

    $51.95
    Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression,...
    09340234
    SKU:
    09340234
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    PRODUCT NAME:
    GASKET KIT
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    RUBBER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TOP END
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $51.95
    Subtotal:
  • ATHENA Gasket - KLX/DRZ/KFX/LTZ400 P400510160002

    ATHENA Gasket - KLX/DRZ/KFX/LTZ400 P400510160002

    ATHENA

    $133.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09340194
    SKU:
    09340194
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    TYPE:
    TOP END
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    BORE SIZE:
    94,00 MM
    RIDING STYLE:
    STREET
    BORE SIZE METRIC:
    94.00 MM
    DISPLACEMENT:
    435 CC
    RIDING STYLE:
    OFF-ROAD
    $133.95
    Qty in Cart: 0
    Quantity:
    Price:
    $133.95
    Subtotal:
  • ATHENA Cylinder Gasket Kit - KX125 P400250160001

    ATHENA Cylinder Gasket Kit - KX125 P400250160001

    ATHENA

    $57.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09340190
    SKU:
    09340190
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE:
    54,00 MM
    BORE SIZE METRIC:
    54.00 MM
    TYPE:
    TOP END
    $57.95
    Qty in Cart: 0
    Quantity:
    Price:
    $57.95
    Subtotal:
  • ATHENA Cylinder Kit - KX250F P400250100013

    ATHENA Cylinder Kit - KX250F P400250100013

    ATHENA

    $1,105.30
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310308
    SKU:
    09310308
    Availability:
    Ships Same Business Day
    Weight:
    3.02 LBS
    BORE SIZE METRIC:
    83.00 MM
    DISPLACEMENT:
    290 CC
    ENGINE TYPE:
    4-STROKE
    RIDING STYLE:
    OFF-ROAD
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    UNITS:
    KIT
    $1,105.30
    Qty in Cart: 0
    Quantity:
    Price:
    $1,105.30
    Subtotal:
  • ATHENA Cylinder Kit - YZ125 - 58mm P400485100029

    ATHENA Cylinder Kit - YZ125 - 58mm P400485100029

    ATHENA

    $1,223.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310258
    SKU:
    09310258
    Availability:
    Ships Same Business Day
    Weight:
    5.43 LBS
    BORE SIZE METRIC:
    58.00 MM
    MATERIAL:
    ALUMINUM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    ENGINE TYPE:
    2-STROKE
    DISPLACEMENT:
    144 CC
    PRODUCT NAME:
    CYLINDER KIT
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    BIG BORE
    UNITS:
    KIT
    $1,223.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,223.95
    Subtotal:
  • ATHENA Cylinder Kit - KFX450 - 96mm P400250100009

    ATHENA Cylinder Kit - KFX450 - 96mm P400250100009

    ATHENA

    $772.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310253
    SKU:
    09310253
    Availability:
    Ships Same Business Day
    Weight:
    4.77 LBS
    ENGINE TYPE:
    4-STROKE
    BORE SIZE METRIC:
    96.00 MM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    RIDING STYLE:
    ATV
    DISPLACEMENT:
    450 CC
    MATERIAL:
    ALUMINUM
    STYLE:
    STOCK BORE
    PRODUCT NAME:
    CYLINDER KIT
    UNITS:
    KIT
    $772.95
    Qty in Cart: 0
    Quantity:
    Price:
    $772.95
    Subtotal:
  • ATHENA Cylinder Kit - WR250R/X - 83mm P400485100032

    ATHENA Cylinder Kit - WR250R/X - 83mm P400485100032

    ATHENA

    $1,352.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310252
    SKU:
    09310252
    Availability:
    Ships Same Business Day
    Weight:
    4.29 LBS
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    83.00 MM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    DISPLACEMENT:
    290 CC
    ENGINE TYPE:
    4-STROKE
    MATERIAL:
    ALUMINUM
    $1,352.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,352.95
    Subtotal:
  • ATHENA Cylinder Kit - YFZ350 - 68mm P400485100024

    ATHENA Cylinder Kit - YFZ350 - 68mm P400485100024

    ATHENA

    $1,402.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310249
    SKU:
    09310249
    Availability:
    Ships Same Business Day
    Weight:
    10.61 LBS
    BORE SIZE METRIC:
    68.00 MM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    DISPLACEMENT:
    392 CC
    ENGINE TYPE:
    2-STROKE
    UNITS:
    KIT
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    $1,402.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,402.95
    Subtotal:
  • ATHENA Cylinder Kit - SX65 - 50mm P400270100002

    ATHENA Cylinder Kit - SX65 - 50mm P400270100002

    ATHENA

    $872.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310245
    SKU:
    09310245
    Availability:
    Ships Same Business Day
    Weight:
    3.28 LBS
    DISPLACEMENT:
    80 CC
    MATERIAL:
    ALUMINUM
    BORE SIZE METRIC:
    50.00 MM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    CYLINDER KIT
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    BIG BORE
    UNITS:
    KIT
    $872.95
    Qty in Cart: 0
    Quantity:
    Price:
    $872.95
    Subtotal:
  • ATHENA Cylinder Kit - LTR450 - 100mm P400510100008

    ATHENA Cylinder Kit - LTR450 - 100mm P400510100008

    ATHENA

    $1,108.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310116
    SKU:
    09310116
    Availability:
    Ships Same Business Day
    Weight:
    3.95 LBS
    ENGINE TYPE:
    4-STROKE
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    RIDING STYLE:
    ATV
    DISPLACEMENT:
    490 CC
    MATERIAL:
    ALUMINUM
    BORE SIZE METRIC:
    100.00 MM
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    UNITS:
    KIT
    $1,108.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,108.95
    Subtotal:
  • ATHENA Cylinder Kit - LTR450 P400510100007

    ATHENA Cylinder Kit - LTR450 P400510100007

    ATHENA

    $772.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310115
    SKU:
    09310115
    Availability:
    Ships Same Business Day
    Weight:
    4.24 LBS
    PRODUCT NAME:
    CYLINDER KIT
    DISPLACEMENT:
    450 CC
    STYLE:
    STOCK BORE
    UNITS:
    KIT
    BORE SIZE METRIC:
    95.50 MM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    ENGINE TYPE:
    4-STROKE
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ATV
    $772.95
    Qty in Cart: 0
    Quantity:
    Price:
    $772.95
    Subtotal:
  • ATHENA Cylinder Kit - RMZ450 - 100mm P400510100006

    ATHENA Cylinder Kit - RMZ450 - 100mm P400510100006

    ATHENA

    $1,156.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310114
    SKU:
    09310114
    Availability:
    Ships Same Business Day
    Weight:
    3.73 LBS
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    DISPLACEMENT:
    490 CC
    ENGINE TYPE:
    4-STROKE
    MATERIAL:
    ALUMINUM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    UNITS:
    KIT
    BORE SIZE METRIC:
    100.00 MM
    RIDING STYLE:
    OFF-ROAD
    $1,156.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,156.95
    Subtotal:
  • ATHENA Cylinder Kit - KX125 - 58mm P400250100011

    ATHENA Cylinder Kit - KX125 - 58mm P400250100011

    ATHENA

    $1,201.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310109
    SKU:
    09310109
    Availability:
    Ships Same Business Day
    Weight:
    5.62 LBS
    BORE SIZE METRIC:
    58.00 MM
    MATERIAL:
    ALUMINUM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    OFF-ROAD
    DISPLACEMENT:
    144 CC
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    UNITS:
    KIT
    $1,201.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,201.95
    Subtotal:
  • ATHENA Cylinder Kit - KX65 - 50mm P400250100007

    ATHENA Cylinder Kit - KX65 - 50mm P400250100007

    ATHENA

    $932.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310107
    SKU:
    09310107
    Availability:
    Ships Same Business Day
    Weight:
    3.31 LBS
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    DISPLACEMENT:
    80 CC
    BORE SIZE METRIC:
    50.00 MM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    ALUMINUM
    $932.95
    Qty in Cart: 0
    Quantity:
    Price:
    $932.95
    Subtotal:
  • ATHENA Cylinder Kit - YZ125 - 54mm P400485100017 ATHENA Cylinder Kit - YZ125 - 54mm P400485100017

    ATHENA Cylinder Kit - YZ125 - 54mm P400485100017

    ATHENA

    $1,110.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310095
    SKU:
    09310095
    Availability:
    Ships Same Business Day
    Weight:
    5.60 LBS
    DISPLACEMENT:
    125 CC
    PRODUCT NAME:
    CYLINDER KIT
    MATERIAL:
    ALUMINUM
    BORE SIZE METRIC:
    54.00 MM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    STYLE:
    STOCK BORE
    $1,110.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,110.95
    Subtotal:
  • ATHENA Cylinder Kit - Yamaha 070200 ATHENA Cylinder Kit - Yamaha 070200

    ATHENA Cylinder Kit - Yamaha 070200

    ATHENA

    $262.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310077
    SKU:
    09310077
    Availability:
    Ships Same Business Day
    Weight:
    2.70 LBS
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    ENGINE TYPE:
    2-STROKE
    UNITS:
    KIT
    DISPLACEMENT:
    70 CC
    PRODUCT NAME:
    CYLINDER KIT
    RIDING STYLE:
    STREET
    STYLE:
    BIG BORE
    BORE SIZE METRIC:
    47.66 MM
    MATERIAL:
    ALUMINUM
    $262.95
    Qty in Cart: 0
    Quantity:
    Price:
    $262.95
    Subtotal:
  • ATHENA Cylinder Kit - Yamaha/Malaguti 070100

    ATHENA Cylinder Kit - Yamaha/Malaguti 070100

    ATHENA

    $262.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310076
    SKU:
    09310076
    Availability:
    Ships Same Business Day
    Weight:
    2.80 LBS
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    UNITS:
    KIT
    DISPLACEMENT:
    70 CC
    PRODUCT NAME:
    CYLINDER KIT
    RIDING STYLE:
    STREET
    STYLE:
    BIG BORE
    BORE SIZE METRIC:
    47.66 MM
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    ALUMINUM
    $262.95
    Qty in Cart: 0
    Quantity:
    Price:
    $262.95
    Subtotal:
  • ATHENA Cylinder Kit - YZ250F - 83mm P400485100012

    ATHENA Cylinder Kit - YZ250F - 83mm P400485100012

    ATHENA

    $1,142.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310024
    SKU:
    09310024
    Availability:
    Ships Same Business Day
    Weight:
    3.68 LBS
    DISPLACEMENT:
    290 CC
    ENGINE TYPE:
    4-STROKE
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    ALUMINUM
    BORE SIZE METRIC:
    83.00 MM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $1,142.95
    Subtotal:
  • ATHENA Cylinder Kit - YZ450F - 98mm P400485100016

    ATHENA Cylinder Kit - YZ450F - 98mm P400485100016

    ATHENA

    $820.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310022
    SKU:
    09310022
    Availability:
    Ships Same Business Day
    Weight:
    4.51 LBS
    DISPLACEMENT:
    478 CC
    ENGINE TYPE:
    4-STROKE
    MATERIAL:
    ALUMINUM
    BORE SIZE METRIC:
    98.00 MM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    UNITS:
    KIT
    $820.95
    Qty in Cart: 0
    Quantity:
    Price:
    $820.95
    Subtotal:
  • ATHENA Cylinder Kit - KLX/DRZ/KFX/LTZ400 P400510100002

    ATHENA Cylinder Kit - KLX/DRZ/KFX/LTZ400 P400510100002

    ATHENA

    $1,117.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310016
    SKU:
    09310016
    Availability:
    Ships Same Business Day
    Weight:
    4.95 LBS
    DISPLACEMENT:
    435 CC
    MATERIAL:
    ALUMINUM
    BORE SIZE METRIC:
    94.00 MM
    ENGINE TYPE:
    4-STROKE
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    UNITS:
    KIT
    $1,117.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,117.95
    Subtotal:
  • ATHENA Cylinder Kit - DRZ/KFX P400510100001

    ATHENA Cylinder Kit - DRZ/KFX P400510100001

    ATHENA

    $772.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310015
    SKU:
    09310015
    Availability:
    Ships Same Business Day
    Weight:
    4.71 LBS
    BORE SIZE METRIC:
    90.00 MM
    MATERIAL:
    ALUMINUM
    STYLE:
    STOCK BORE
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    ENGINE TYPE:
    4-STROKE
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    CYLINDER KIT
    DISPLACEMENT:
    400 CC
    $772.95
    Qty in Cart: 0
    Quantity:
    Price:
    $772.95
    Subtotal:
  • ATHENA Cylinder Kit - KX125 - 54mm P400250100001

    ATHENA Cylinder Kit - KX125 - 54mm P400250100001

    ATHENA

    $970.95
    Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation...
    09310012
    SKU:
    09310012
    Availability:
    Ships Same Business Day
    Weight:
    6.18 LBS
    BORE SIZE METRIC:
    54.00 MM
    CYLINDER BORE COATING:
    NICKEL-CARBIDE
    UNITS:
    KIT
    DISPLACEMENT:
    125 CC
    PRODUCT NAME:
    CYLINDER KIT
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    STOCK BORE
    $970.95
    Qty in Cart: 0
    Quantity:
    Price:
    $970.95
    Subtotal:
  • ATHENA Connecting Rod Kit P40321030

    ATHENA Connecting Rod Kit P40321030

    ATHENA

    $164.95
    High-quality, lightweight connecting rods, Made with similar materials to the OEM component to ensure the same performance, Superficial high-frequency treatment for higher resistance that reduces...
    09230499
    SKU:
    09230499
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    DISPLACEMENT:
    450 CC
    UNITS:
    KIT
    $164.95
    Qty in Cart: 0
    Quantity:
    Price:
    $164.95
    Subtotal:
  • ATHENA Connecting Rod Kit P40321029

    ATHENA Connecting Rod Kit P40321029

    ATHENA

    $157.95
    High-quality, lightweight connecting rods, Made with similar materials to the OEM component to ensure the same performance, Superficial high-frequency treatment for higher resistance that reduces...
    09230498
    SKU:
    09230498
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    DISPLACEMENT:
    250 CC
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $157.95
    Qty in Cart: 0
    Quantity:
    Price:
    $157.95
    Subtotal:
  • ATHENA Connecting Rod Kit P40321045 ATHENA Connecting Rod Kit P40321045

    ATHENA Connecting Rod Kit P40321045

    ATHENA

    $184.95
    High-quality, lightweight connecting rods, Made with similar materials to the OEM component to ensure the same performance, Superficial high-frequency treatment for higher resistance that reduces...
    09230494
    SKU:
    09230494
    Availability:
    Ships Same Business Day
    Weight:
    1.95 LBS
    DISPLACEMENT:
    250 CC
    DISPLACEMENT:
    520 CC
    DISPLACEMENT:
    540 CC
    RIDING STYLE:
    STREET
    DISPLACEMENT:
    450 CC
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    DISPLACEMENT:
    400 CC
    DISPLACEMENT:
    525 CC
    $184.95
    Qty in Cart: 0
    Quantity:
    Price:
    $184.95
    Subtotal:
  • ATHENA Connecting Rod Kit P40321046 ATHENA Connecting Rod Kit P40321046

    ATHENA Connecting Rod Kit P40321046

    ATHENA

    $126.95
    High-quality, lightweight connecting rods, Made with similar materials to the OEM component to ensure the same performance, Superficial high-frequency treatment for higher resistance that reduces...
    09230490
    SKU:
    09230490
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    DISPLACEMENT:
    300 CC
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    DISPLACEMENT:
    250 CC
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $126.95
    Subtotal:
  • ATHENA Connecting Rod Kit P40321048

    ATHENA Connecting Rod Kit P40321048

    ATHENA

    $121.95
    High-quality, lightweight connecting rods, Made with similar materials to the OEM component to ensure the same performance, Superficial high-frequency treatment for higher resistance that reduces...
    09230489
    SKU:
    09230489
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    DISPLACEMENT:
    125 CC
    DISPLACEMENT:
    150 CC
    PRODUCT NAME:
    CONNECTING ROD KIT
    $121.95
    Qty in Cart: 0
    Quantity:
    Price:
    $121.95
    Subtotal:
  • ATHENA Connecting Rod Kit P40321047 ATHENA Connecting Rod Kit P40321047

    ATHENA Connecting Rod Kit P40321047

    ATHENA

    $121.95
    High-quality, lightweight connecting rods, Made with similar materials to the OEM component to ensure the same performance, Superficial high-frequency treatment for higher resistance that reduces...
    09230488
    SKU:
    09230488
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    RIDING STYLE:
    STREET
    DISPLACEMENT:
    125 CC
    DISPLACEMENT:
    144 CC
    UNITS:
    KIT
    DISPLACEMENT:
    150 CC
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $121.95
    Subtotal:
  • ATHENA Connecting Rod Kit P40321041 ATHENA Connecting Rod Kit P40321041

    ATHENA Connecting Rod Kit P40321041

    ATHENA

    $113.95
    High-quality, lightweight connecting rods, Made with similar materials to the OEM component to ensure the same performance, Superficial high-frequency treatment for higher resistance that reduces...
    09230487
    SKU:
    09230487
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    DISPLACEMENT:
    85 CC
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $113.95
    Qty in Cart: 0
    Quantity:
    Price:
    $113.95
    Subtotal:
  • ATHENA Connecting Rod Kit P40321040

    ATHENA Connecting Rod Kit P40321040

    ATHENA

    $109.95
    High-quality, lightweight connecting rods, Made with similar materials to the OEM component to ensure the same performance, Superficial high-frequency treatment for higher resistance that reduces...
    09230486
    SKU:
    09230486
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    DISPLACEMENT:
    85 CC
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • ATHENA Connecting Rod Kit P40321039

    ATHENA Connecting Rod Kit P40321039

    ATHENA

    $98.95
    High-quality, lightweight connecting rods, Made with similar materials to the OEM component to ensure the same performance, Superficial high-frequency treatment for higher resistance that reduces...
    09230485
    SKU:
    09230485
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    DISPLACEMENT:
    65 CC
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $98.95
    Subtotal:
  • ATHENA Connecting Rod Kit P40321036 ATHENA Connecting Rod Kit P40321036

    ATHENA Connecting Rod Kit P40321036

    ATHENA

    $160.95
    High-quality, lightweight connecting rods, Made with similar materials to the OEM component to ensure the same performance, Superficial high-frequency treatment for higher resistance that reduces...
    09230484
    SKU:
    09230484
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    DISPLACEMENT:
    450 CC
    UNITS:
    KIT
    $160.95
    Qty in Cart: 0
    Quantity:
    Price:
    $160.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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