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Dirt Bike Carburertor Main Jets

Dirt Bike Carburertor Main Jets

Dirt Bike Carburertor Main Jets

Dirt Bike Carburetor Main Jets & Jet Needles for Mikuni Carbs on Honda, Yamaha & KTM at JJ Motorsports

Fine-tune your dirt bike's fuel mixture for optimal power and efficiency with premium carburetor main jets and jet needles from JJ Motorsports. Our selection includes high-precision brass main jets (sizes 100-140) and tapered jet needles designed for consistent mid-range performance, smooth throttle response, and easy tuning in motocross, enduro, and trail riding. Compatible with Mikuni VM series carbs on popular models like Honda CRF, Yamaha YZ/WR, Kawasaki KX, Suzuki RM, and KTM SX/EXC, these Japanese-made components ensure accurate metering, reduced lean spots, and reliable operation in dusty, high-RPM conditions. From 4/042 main jets for VM18/26 carbs to J8-series needles for mid-throttle control, stock up on the parts needed for a full carb rebuild or jetting upgrade.

Shop trusted brands like Mikuni for OEM-quality precision. Explore related categories such as dirt bike carburetor rebuild kits for complete maintenance or dirt bike air and fuel for reeds and filters.

Top Dirt Bike Carburetor Main Jets & Needles

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • MIKUNI Main Jet - #175 - 4-Pack N102221-175

    MIKUNI Main Jet - #175 - 4-Pack N102221-175

    MIKUNI

    $5.20
    Proper jetting is fundamental to carburetor performance—too lean and you risk engine damage, too rich and you lose power and fuel efficiency. The MIKUNI #175 main jet delivers the precise fuel metering your engine needs across the RPM band, whether...
    KN102221175
    SKU:
    KN102221175
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MATERIAL:
    BRASS
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    UNITS:
    4 PACK
    JET SIZE:
    175
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    TYPE:
    MAIN
    MODEL:
    MIKUNI
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    WATERCRAFT
    $5.20
    Qty in Cart: 0
    Quantity:
    Price:
    $5.20
    Subtotal:
  • MIKUNI Main Jet - #180 - 4-Pack N102221-180

    MIKUNI Main Jet - #180 - 4-Pack N102221-180

    MIKUNI

    $14.55
    If you're tuning a Mikuni carburetor for peak performance, jet selection directly impacts your air-fuel mixture and throttle response. The #180 main jet is engineered for specific displacement and load conditions, making it essential for racers and...
    KN102221180
    SKU:
    KN102221180
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    JET
    TYPE:
    MAIN
    UNITS:
    4 PACK
    JET SIZE:
    180
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    MATERIAL:
    BRASS
    MODEL:
    MIKUNI
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    $14.55
    Qty in Cart: 0
    Quantity:
    Price:
    $14.55
    Subtotal:
  • MIKUNI Main Jet - #190 - 4-Pack N102221-190

    MIKUNI Main Jet - #190 - 4-Pack N102221-190

    MIKUNI

    $5.20
    If you're tuning a CV or Power Jet carburetor, jet sizing is non-negotiable for achieving the correct air-fuel mixture across your RPM range. The MIKUNI #190 main jet is the OE replacement specification for carburetors originally equipped with an N102...
    KN102221190
    SKU:
    KN102221190
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MATERIAL:
    BRASS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    4 PACK
    JET SIZE:
    190
    MODEL:
    MIKUNI
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ATV
    TYPE:
    MAIN
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    $5.20
    Qty in Cart: 0
    Quantity:
    Price:
    $5.20
    Subtotal:
  • MIKUNI Needle Jet 990-793-004-R-5 MIKUNI Needle Jet 990-793-004-R-5

    MIKUNI Needle Jet 990-793-004-R-5

    MIKUNI

    $15.49
    Fine-tune your carburetor's mid-range performance with genuine Mikuni needle jets. Whether you're chasing precise fuel delivery across the 1/4 to 3/4 throttle range or dialing in your carb for peak efficiency, this OEM component gives you the control you...
    159R5
    SKU:
    159R5
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MATERIAL:
    BRASS
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    JET SIZE:
    R-5
    MODEL:
    TYPE 159
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    FEATURES:
    FOR VM 30 MM - 36 MM SPIGOT
    PRODUCT NAME:
    JET
    TYPE:
    NEEDLE
    $15.49
    Qty in Cart: 0
    Quantity:
    Price:
    $15.49
    Subtotal:
  • MIKUNI Jet Needle J8-6FJ06

    MIKUNI Jet Needle J8-6FJ06

    MIKUNI

    $10.50
    Precision fuel mixture control in the mid-range throttle position is critical for consistent performance, whether you're tuning a vintage race bike or optimizing a custom carbureted engine. The MIKUNI Jet Needle J8-6FJ06 delivers the metering accuracy...
    6FJ6
    SKU:
    6FJ6
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MODEL:
    J8-6FJ06
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    TYPE:
    NEEDLE
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    $10.50
    Qty in Cart: 0
    Quantity:
    Price:
    $10.50
    Subtotal:
  • MIKUNI Main Jet #200 - 4-Pack 4/042-200

    MIKUNI Main Jet #200 - 4-Pack 4/042-200

    MIKUNI

    $14.56
    A properly sized main jet is critical to carburetor performance—too rich or lean, and you'll lose power, damage your engine, or struggle with throttle response. The MIKUNI #200 main jet gives you the precision fuel metering your carb demands, whether...
    KM4042200
    SKU:
    KM4042200
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL DIAMETER METRIC:
    6.00 MM
    OVERALL LENGTH IMPERIAL:
    0.47'
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    UTV
    TYPE:
    MAIN
    FEATURES:
    FOR VM CARBURETORS
    OVERALL DIAMETER IMPERIAL:
    0.24'
    RIDING STYLE:
    STREET
    HEAD TYPE:
    HEX HEAD
    MATERIAL:
    BRASS
    OVERALL LENGTH:
    12 MM (0,47')
    OVERALL LENGTH METRIC:
    12 MM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    UNITS:
    4 PACK
    JET SIZE:
    200
    RIDING STYLE:
    ATV
    $14.56
    Qty in Cart: 0
    Quantity:
    Price:
    $14.56
    Subtotal:
  • MIKUNI Main Jet #210 - 4-Pack 4/042-210

    MIKUNI Main Jet #210 - 4-Pack 4/042-210

    MIKUNI

    $5.20
    If your Mikuni carb is running too lean or you're chasing that perfect air-fuel ratio after modifications, a properly sized main jet is non-negotiable. This #210 jet delivers the fuel curve needed for consistent mid-range performance and throttle...
    KM4042210
    SKU:
    KM4042210
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OVERALL DIAMETER IMPERIAL:
    0.24'
    OVERALL LENGTH METRIC:
    12 MM
    UNITS:
    4 PACK
    FEATURES:
    FOR VM CARBURETORS
    JET SIZE:
    210
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    TYPE:
    MAIN
    HEAD TYPE:
    HEX HEAD
    OVERALL DIAMETER METRIC:
    6.00 MM
    OVERALL LENGTH:
    12 MM (0,47')
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    MATERIAL:
    BRASS
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL LENGTH IMPERIAL:
    0.47'
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    UTV
    $5.20
    Qty in Cart: 0
    Quantity:
    Price:
    $5.20
    Subtotal:
  • MIKUNI Main Jet #230 - 4-Pack 4/042-230

    MIKUNI Main Jet #230 - 4-Pack 4/042-230

    MIKUNI

    $5.20
    Proper jetting is the foundation of carburetor tuning—get it wrong and you're leaving power on the table or risking lean-condition damage. The MIKUNI Main Jet #230 is the direct replacement for worn jets or a critical component when optimizing your carb...
    KM4042230
    SKU:
    KM4042230
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    HEAD TYPE:
    HEX HEAD
    MATERIAL:
    BRASS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    FEATURES:
    FOR VM CARBURETORS
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    TYPE:
    MAIN
    JET SIZE:
    230
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL DIAMETER METRIC:
    6.00 MM
    OVERALL LENGTH:
    12 MM (0,47')
    OVERALL LENGTH IMPERIAL:
    0.47'
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    OVERALL DIAMETER IMPERIAL:
    0.24'
    OVERALL LENGTH METRIC:
    12 MM
    RIDING STYLE:
    SNOW
    UNITS:
    4 PACK
    $5.20
    Qty in Cart: 0
    Quantity:
    Price:
    $5.20
    Subtotal:
  • MIKUNI Main Jet #300 - 4-Pack 4/042-300

    MIKUNI Main Jet #300 - 4-Pack 4/042-300

    MIKUNI

    $14.56
    Precise jetting is non-negotiable for consistent carburetor performance and throttle response. The MIKUNI #300 main jet delivers the correct fuel-air mixture for engines running these carburetors, eliminating lean-running conditions and hesitation...
    KM4042300
    SKU:
    KM4042300
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    HEAD TYPE:
    HEX HEAD
    OVERALL LENGTH:
    12 MM (0,47')
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    FEATURES:
    FOR VM CARBURETORS
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL DIAMETER IMPERIAL:
    0.24'
    OVERALL LENGTH IMPERIAL:
    0.47'
    RIDING STYLE:
    UTV
    JET SIZE:
    300
    MATERIAL:
    BRASS
    OVERALL LENGTH METRIC:
    12 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    4 PACK
    OVERALL DIAMETER METRIC:
    6.00 MM
    PRODUCT NAME:
    JET
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    TYPE:
    MAIN
    $14.56
    Qty in Cart: 0
    Quantity:
    Price:
    $14.56
    Subtotal:
  • WSM Keihin Low-Speed Jet 006-6050

    WSM Keihin Low-Speed Jet 006-6050

    WSM

    $2.17
    Precise low-speed fuel delivery is critical for smooth acceleration and reliable cold-start performance on Keihin CDK 2 carburetors. This OEM-specification jet from WSM ensures your watercraft responds predictably across the entire throttle range,...
    0066050
    SKU:
    0066050
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    WATERCRAFT
    PRODUCT NAME:
    JET
    TYPE:
    PILOT
    JET SIZE:
    50
    UNITS:
    EACH
    $2.17
    Qty in Cart: 0
    Quantity:
    Price:
    $2.17
    Subtotal:
  • MIKUNI Needle Jet 990-793-003-Q-4

    MIKUNI Needle Jet 990-793-003-Q-4

    MIKUNI

    $15.49
    Fine-tuning your carburetor's mid-range performance requires precision, and needle jet selection is critical to dialing in the sweet spot between 1/4 and 3/4 throttle opening. The MIKUNI Needle Jet 990-793-003-Q-4 delivers the exact fuel metering...
    166Q4
    SKU:
    166Q4
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MATERIAL:
    BRASS
    MODEL:
    TYPE 166
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    FEATURES:
    FOR VM38 MM SPIGOT
    TYPE:
    NEEDLE
    JET SIZE:
    Q-4
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    UNITS:
    EACH
    $15.49
    Qty in Cart: 0
    Quantity:
    Price:
    $15.49
    Subtotal:
  • MIKUNI Needle Jet 990-793-003-Q-5 MIKUNI Needle Jet 990-793-003-Q-5

    MIKUNI Needle Jet 990-793-003-Q-5

    MIKUNI

    $15.49
    Fine-tuning your carburetor's mid-range performance requires precision, and the MIKUNI Needle Jet 990-793-003-Q-5 delivers exactly that. This genuine Mikuni component gives you direct control over fuel delivery during the critical 1/4 to 3/4 throttle...
    166Q5
    SKU:
    166Q5
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    JET SIZE:
    Q-5
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    FEATURES:
    FOR VM38 MM SPIGOT
    PRODUCT NAME:
    JET
    TYPE:
    NEEDLE
    MODEL:
    TYPE 166
    RIDING STYLE:
    ATV
    MATERIAL:
    BRASS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $15.49
    Qty in Cart: 0
    Quantity:
    Price:
    $15.49
    Subtotal:
  • MIKUNI Main Jet #155 - 4-Pack 4/042-155

    MIKUNI Main Jet #155 - 4-Pack 4/042-155

    MIKUNI

    $14.56
    If your Mikuni carburetor is running too lean or too rich, a proper main jet swap is one of the quickest ways to dial in your fuel delivery and unlock consistent performance across the RPM band. This 4-pack of OEM-spec #155 main jets gives you the...
    KM4042155
    SKU:
    KM4042155
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    FEATURES:
    FOR VM CARBURETORS
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL DIAMETER METRIC:
    6.00 MM
    OVERALL LENGTH IMPERIAL:
    0.47'
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    TYPE:
    MAIN
    OVERALL DIAMETER IMPERIAL:
    0.24'
    HEAD TYPE:
    HEX HEAD
    JET SIZE:
    155
    MATERIAL:
    BRASS
    OVERALL LENGTH METRIC:
    12 MM
    RIDING STYLE:
    SNOW
    UNITS:
    4 PACK
    OVERALL LENGTH:
    12 MM (0,47')
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    $14.56
    Qty in Cart: 0
    Quantity:
    Price:
    $14.56
    Subtotal:
  • MIKUNI Main Jet #145 - 4-Pack 4/042-145

    MIKUNI Main Jet #145 - 4-Pack 4/042-145

    MIKUNI

    $5.20
    Proper jetting is fundamental to carburetor tuning—get it wrong and you're left with poor throttle response, fuel economy issues, or worse, engine damage. The MIKUNI Main Jet #145 delivers precise fuel metering for mid-range and high-RPM performance,...
    KM4042145
    SKU:
    KM4042145
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    FEATURES:
    FOR VM CARBURETORS
    PRODUCT NAME:
    JET
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    UNITS:
    4 PACK
    JET SIZE:
    145
    MATERIAL:
    BRASS
    OVERALL LENGTH METRIC:
    12 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    TYPE:
    MAIN
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL DIAMETER IMPERIAL:
    0.24'
    OVERALL DIAMETER METRIC:
    6.00 MM
    OVERALL LENGTH IMPERIAL:
    0.47'
    RIDING STYLE:
    UTV
    HEAD TYPE:
    HEX HEAD
    OVERALL LENGTH:
    12 MM (0,47')
    RIDING STYLE:
    OFF-ROAD
    $5.20
    Qty in Cart: 0
    Quantity:
    Price:
    $5.20
    Subtotal:
  • MIKUNI Main Jet #160 - 4-Pack 4/042-160

    MIKUNI Main Jet #160 - 4-Pack 4/042-160

    MIKUNI

    $5.20
    Fine-tuning your carburetor's fuel mixture requires precision, and a worn or incorrectly sized main jet directly impacts throttle response, fuel economy, and engine performance. This OEM-equivalent #160 main jet restores proper air-fuel ratio calibration...
    KM4042160
    SKU:
    KM4042160
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    HEAD TYPE:
    HEX HEAD
    MATERIAL:
    BRASS
    OVERALL LENGTH:
    12 MM (0,47')
    RIDING STYLE:
    OFF-ROAD
    OVERALL LENGTH METRIC:
    12 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    TYPE:
    MAIN
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL DIAMETER IMPERIAL:
    0.24'
    OVERALL DIAMETER METRIC:
    6.00 MM
    OVERALL LENGTH IMPERIAL:
    0.47'
    RIDING STYLE:
    UTV
    FEATURES:
    FOR VM CARBURETORS
    JET SIZE:
    160
    PRODUCT NAME:
    JET
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    UNITS:
    4 PACK
    $5.20
    Qty in Cart: 0
    Quantity:
    Price:
    $5.20
    Subtotal:
  • MIKUNI Main Jet #180 - 4-Pack 4/042-180

    MIKUNI Main Jet #180 - 4-Pack 4/042-180

    MIKUNI

    $5.20
    Fine-tuning your carburetor's fuel delivery is critical to achieving optimal performance and throttle response across your entire RPM range. A worn or incorrect main jet forces your engine to run rich or lean, costing you horsepower and fuel efficiency...
    KM4042180
    SKU:
    KM4042180
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    HEAD TYPE:
    HEX HEAD
    MATERIAL:
    BRASS
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL LENGTH IMPERIAL:
    0.47'
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    OVERALL DIAMETER METRIC:
    6.00 MM
    OVERALL LENGTH:
    12 MM (0,47')
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    FEATURES:
    FOR VM CARBURETORS
    JET SIZE:
    180
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    TYPE:
    MAIN
    OVERALL DIAMETER IMPERIAL:
    0.24'
    OVERALL LENGTH METRIC:
    12 MM
    RIDING STYLE:
    SNOW
    UNITS:
    4 PACK
    $5.20
    Qty in Cart: 0
    Quantity:
    Price:
    $5.20
    Subtotal:
  • MIKUNI Main Jet #185 - 4-Pack 4/042-185

    MIKUNI Main Jet #185 - 4-Pack 4/042-185

    MIKUNI

    $14.56
    Precision fuel metering is the foundation of carburetor tuning, and the right main jet size directly impacts your engine's power delivery and throttle response. The MIKUNI #185 main jet delivers the optimal fuel-air mixture for engines requiring a richer...
    KM4042185
    SKU:
    KM4042185
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    JET SIZE:
    185
    MATERIAL:
    BRASS
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL LENGTH IMPERIAL:
    0.47'
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    UTV
    FEATURES:
    FOR VM CARBURETORS
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    TYPE:
    MAIN
    HEAD TYPE:
    HEX HEAD
    OVERALL DIAMETER METRIC:
    6.00 MM
    OVERALL LENGTH:
    12 MM (0,47')
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    OVERALL DIAMETER IMPERIAL:
    0.24'
    OVERALL LENGTH METRIC:
    12 MM
    UNITS:
    4 PACK
    $14.56
    Qty in Cart: 0
    Quantity:
    Price:
    $14.56
    Subtotal:
  • MIKUNI Main Jet #480 - 4-Pack 4/042-480

    MIKUNI Main Jet #480 - 4-Pack 4/042-480

    MIKUNI

    $5.20
    A properly sized main jet is critical to carburetor tuning—too rich or too lean, and you'll sacrifice throttle response, fuel economy, and engine reliability. The MIKUNI Main Jet #480 is the OEM-spec replacement for popular Mikuni models, ensuring your...
    KM4042480
    SKU:
    KM4042480
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    FEATURES:
    FOR VM CARBURETORS
    RIDING STYLE:
    ATV
    HEAD TYPE:
    HEX HEAD
    MATERIAL:
    BRASS
    OVERALL LENGTH:
    12 MM (0,47')
    OVERALL LENGTH METRIC:
    12 MM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    UNITS:
    4 PACK
    JET SIZE:
    480
    OVERALL DIAMETER IMPERIAL:
    0.24'
    RIDING STYLE:
    STREET
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL DIAMETER METRIC:
    6.00 MM
    OVERALL LENGTH IMPERIAL:
    0.47'
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    UTV
    TYPE:
    MAIN
    $5.20
    Qty in Cart: 0
    Quantity:
    Price:
    $5.20
    Subtotal:
  • MIKUNI Main Jet #490 - 4-Pack 4/042-490

    MIKUNI Main Jet #490 - 4-Pack 4/042-490

    MIKUNI

    $5.20
    Carburetor tuning is the foundation of predictable engine performance, and a precise main jet is essential to dialing in your air-fuel mixture under load. The MIKUNI #490 main jet delivers consistent fuel delivery across a wide RPM range, ensuring your...
    KM4042490
    SKU:
    KM4042490
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    JET SIZE:
    490
    OVERALL DIAMETER METRIC:
    6.00 MM
    PRODUCT NAME:
    JET
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    UNITS:
    4 PACK
    MATERIAL:
    BRASS
    OVERALL LENGTH METRIC:
    12 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    TYPE:
    MAIN
    FEATURES:
    FOR VM CARBURETORS
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL DIAMETER IMPERIAL:
    0.24'
    OVERALL LENGTH IMPERIAL:
    0.47'
    RIDING STYLE:
    UTV
    HEAD TYPE:
    HEX HEAD
    OVERALL LENGTH:
    12 MM (0,47')
    RIDING STYLE:
    OFF-ROAD
    $5.20
    Qty in Cart: 0
    Quantity:
    Price:
    $5.20
    Subtotal:
  • MIKUNI Main Jet #50 - 4-Pack 4/042-50

    MIKUNI Main Jet #50 - 4-Pack 4/042-50

    MIKUNI

    $5.20
    Proper jetting is the foundation of carburetor tuning—get it wrong, and you're leaving power on the table or running lean. The MIKUNI Main Jet #50 is the direct replacement for stock VM-series carburetors, ensuring your fuel mixture stays dialed in...
    KM404250
    SKU:
    KM404250
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    HEAD TYPE:
    HEX HEAD
    OVERALL DIAMETER IMPERIAL:
    0.24'
    OVERALL LENGTH METRIC:
    12 MM
    RIDING STYLE:
    ATV
    FEATURES:
    FOR VM CARBURETORS
    JET SIZE:
    50
    MATERIAL:
    BRASS
    OVERALL LENGTH:
    12 MM (0,47')
    RIDING STYLE:
    OFF-ROAD
    OVERALL DIAMETER:
    6,00 MM (0,24')
    OVERALL DIAMETER METRIC:
    6.00 MM
    OVERALL LENGTH IMPERIAL:
    0.47'
    PRODUCT NAME:
    JET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    TYPE:
    MAIN
    UNITS:
    4 PACK
    Qty in Cart: 0
    Quantity:
    Price:
    $5.20
    Subtotal:
  • Total: items /

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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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