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Street Bike Jet Kits and Parts

Street Bike Jet Kits and Parts

Street Bike Jet Kits & Parts at JJ Motorsports

Fine-tune your street bike's carburetion with premium jet kits and mixture screws from JJ Motorsports, featuring Dynojet stage 1-3 kits and Baron adjustments for optimal air/fuel ratio on classic Kawasaki KZ1000, Yamaha V-Max, and similar carbureted models. These high-quality components deliver smoother throttle response and increased power.

Shop Dynojet and Baron jet kits and parts for proven performance gains. Explore related categories such as street bike air and fuel for filters and carbs, or street bike for exhaust and brakes to complete your tuning and unleash hidden horsepower on every ride.

Top Street Bike Jet Kits & Parts

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 HSR Series 42 Jet Assortment KHS-025

    MIKUNI HSR Series 42 Jet Assortment KHS-025

    MIKUNI

    $144.95
    Precision jetting is the foundation of carburetor performance, and running the wrong jet sizes kills throttle response, fuel economy, and engine reliability. The MIKUNI HSR Series 42 Jet Assortment gives you the range needed to dial in your carburetor...
    KHS025
    SKU:
    KHS025
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    MODEL:
    FOR HSR 42
    BASE COLOR:
    BRASS
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    COLOR/FINISH:
    BRASS
    MATERIAL:
    BRASS
    PRODUCT NAME:
    JET KIT
    $144.95
    Qty in Cart: 0
    Quantity:
    Price:
    $144.95
    Subtotal:
  • K&L SUPPLY Fuel Mixture Screw Set 18-3694

    K&L SUPPLY Fuel Mixture Screw Set 18-3694

    K&L SUPPLY

    $8.95
    Fuel mixture adjustment is critical to engine tuning, and a worn or damaged screw assembly compromises your carb's ability to deliver precise air-fuel ratios. The K&L SUPPLY 18-3694 gives you a complete replacement set with factory-spec components,...
    10500387
    SKU:
    10500387
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    UNITS:
    KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TYPE:
    FUEL
    PRODUCT NAME:
    MIXTURE SCREW
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • DYNOJET Jet Kit - Kawasaki ZRX1200 2195

    DYNOJET Jet Kit - Kawasaki ZRX1200 2195

    DYNOJET

    $171.10
    Fine-tuning your ZRX1200's fuel-air mixture is essential for unlocking peak performance without sacrificing reliability. The DYNOJET Jet Kit eliminates the guesswork of carburetor jetting, letting you optimize power delivery across your entire RPM range...
    DJ2195
    SKU:
    DJ2195
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MATERIAL:
    BRASS
    UNITS:
    KIT
    TYPE:
    STAGE 3
    PRODUCT NAME:
    JET KIT
    RIDING STYLE:
    STREET
    TYPE:
    STAGE 1
    $171.10
    Qty in Cart: 0
    Quantity:
    Price:
    $171.10
    Subtotal:
  • DYNOJET Jet Kit - Kawasaki KZ1000 LTD/CSR 2301

    DYNOJET Jet Kit - Kawasaki KZ1000 LTD/CSR 2301

    DYNOJET

    $155.63
    The DYNOJET Jet Kit gives you precise fuel-air mixture control across your KZ1000's entire RPM range, eliminating the flat spots and hesitation that plague stock carburetors. Whether you're running bolt-on pipes or a fully modified engine, this fully...
    DJ2301
    SKU:
    DJ2301
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    MATERIAL:
    BRASS
    PRODUCT NAME:
    JET KIT
    RIDING STYLE:
    STREET
    TYPE:
    STAGE 3
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $155.63
    Subtotal:
  • DYNOJET Stage-3 Jet Kit - Kawasaki KZ1000 2304

    DYNOJET Stage-3 Jet Kit - Kawasaki KZ1000 2304

    DYNOJET

    $171.10
    If you're serious about extracting maximum power from your Kawasaki KZ1000, carburetor tuning is where real gains happen—and the DYNOJET Stage-3 Jet Kit delivers 10-15% power increases that you'll feel on the road or track. This kit transforms your fuel...
    DJ2304
    SKU:
    DJ2304
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    TYPE:
    STAGE 3
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    MATERIAL:
    BRASS
    PRODUCT NAME:
    JET KIT
    $171.10
    Qty in Cart: 0
    Quantity:
    Price:
    $171.10
    Subtotal:
  • DYNOJET Jet Kit Kawasaki KZ550/GPZ550 2305

    DYNOJET Jet Kit Kawasaki KZ550/GPZ550 2305

    DYNOJET

    $155.63
    Carburetor tuning is critical for extracting maximum power from your KZ550 or GPZ550, and factory jetting leaves significant performance on the table. The DYNOJET Jet Kit gives you precise control over fuel delivery across the RPM range, enabling you to...
    DJ2305
    SKU:
    DJ2305
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    MATERIAL:
    BRASS
    UNITS:
    KIT
    PRODUCT NAME:
    JET KIT
    TYPE:
    STAGE 3
    RIDING STYLE:
    STREET
    $155.63
    Qty in Cart: 0
    Quantity:
    Price:
    $155.63
    Subtotal:
  • DYNOJET Stage-3 Jet Kit - Kawasaki KZ1100 LTD 2310

    DYNOJET Stage-3 Jet Kit - Kawasaki KZ1100 LTD 2310

    DYNOJET

    $155.63
    If you're running a KZ1100 LTD and looking to unlock genuine performance gains without a complete engine rebuild, the DYNOJET Stage-3 Jet Kit delivers a measurable 10-15% power increase through precision fuel mapping alone. This fully adjustable solution...
    DJ2310
    SKU:
    DJ2310
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    UNITS:
    KIT
    TYPE:
    STAGE 3
    RIDING STYLE:
    STREET
    MATERIAL:
    BRASS
    PRODUCT NAME:
    JET KIT
    $155.63
    Qty in Cart: 0
    Quantity:
    Price:
    $155.63
    Subtotal:
  • DYNOJET Jet Kit - Suzuki GS1000 3103

    DYNOJET Jet Kit - Suzuki GS1000 3103

    DYNOJET

    $155.63
    Fine-tuning your GS1000's fuel mapping unlocks measurable power gains without sacrificing reliability or requiring extensive engine modifications. The DYNOJET Jet Kit delivers stage-selectable performance, letting you dial in the optimal air-fuel ratio...
    DJ3103
    SKU:
    DJ3103
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    PRODUCT NAME:
    JET KIT
    MATERIAL:
    BRASS
    TYPE:
    STAGE 3
    RIDING STYLE:
    STREET
    TYPE:
    STAGE 1
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $155.63
    Subtotal:
  • DYNOJET Jet Kit - Suzuki  LS650 Savage 3107

    DYNOJET Jet Kit - Suzuki LS650 Savage 3107

    DYNOJET

    $114.43
    Carburetor jetting is the foundation of engine performance, and the DYNOJET Jet Kit for your Suzuki LS650 Savage delivers measurable gains across the RPM band by optimizing fuel-air mixture for your specific modifications. Whether you're running stock...
    DJ3107
    SKU:
    DJ3107
    Availability:
    Ships Same Business Day
    Weight:
    0.36 LBS
    MATERIAL:
    BRASS
    PRODUCT NAME:
    JET KIT
    RIDING STYLE:
    STREET
    TYPE:
    STAGE 1
    UNITS:
    KIT
    $114.43
    Qty in Cart: 0
    Quantity:
    Price:
    $114.43
    Subtotal:
  • DYNOJET Stage-3 Jet Kit - Yamaha XJ700 4302

    DYNOJET Stage-3 Jet Kit - Yamaha XJ700 4302

    DYNOJET

    $155.63
    If you're running a Yamaha XJ700 and want measurable power gains without a complete engine rebuild, the DYNOJET Stage-3 Jet Kit delivers 10-15% more horsepower through precision fuel mapping. This bolt-on solution optimizes air-fuel ratio across the RPM...
    DJ4302
    SKU:
    DJ4302
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    RIDING STYLE:
    STREET
    TYPE:
    STAGE 3
    UNITS:
    KIT
    MATERIAL:
    BRASS
    PRODUCT NAME:
    JET KIT
    $155.63
    Qty in Cart: 0
    Quantity:
    Price:
    $155.63
    Subtotal:
  • DYNOJET Stage-7 Jet Kit - Yamaha VMAX 4716

    DYNOJET Stage-7 Jet Kit - Yamaha VMAX 4716

    DYNOJET

    $592.21
    If you're running a Yamaha VMAX and serious about extracting every horsepower from your engine, fuel mapping is where real gains happen. The DYNOJET Stage-7 Jet Kit gives you full control over your air-fuel ratio across the entire RPM band, eliminating...
    DJ4716
    SKU:
    DJ4716
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    MATERIAL:
    BRASS
    UNITS:
    KIT
    TYPE:
    STAGE 7
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    JET KIT
    $592.21
    Qty in Cart: 0
    Quantity:
    Price:
    $592.21
    Subtotal:
  • BARON Mixture Screw - Yamaha BA-2150-00 BARON Mixture Screw - Yamaha BA-2150-00

    BARON Mixture Screw - Yamaha BA-2150-00

    BARON

    $26.95
    Tuning your pilot jet mixture shouldn't require contortionist moves or a precision screwdriver collection. The BARON Mixture Screw replaces your stock pilot jet adjuster with an ergonomic, finger-turn design that lets you dial in your air-fuel ratio...
    10070331
    SKU:
    10070331
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    PRODUCT NAME:
    MIXTURE SCREW
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • BARON Mixture Screw - Kawasaki BA-2150-30

    BARON Mixture Screw - Kawasaki BA-2150-30

    BARON

    $26.95
    Fine-tuning your Kawasaki's air-fuel mixture shouldn't require contorted positioning or precision screwdriver work. The BARON Mixture Screw replaces your stock pilot jet adjuster with a finger-operable design that lets you dial in the perfect mixture for...
    10070332
    SKU:
    10070332
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    PRODUCT NAME:
    MIXTURE SCREW
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • BARON Jet Kit - Yamaha BA-2420RD

    BARON Jet Kit - Yamaha BA-2420RD

    BARON

    $78.95
    A stock carburetor is a compromise—engineered for reliability across a wide range of conditions, not peak performance. The BARON Jet Kit gives you precision control over your fuel mixture, unlocking measurable gains in throttle response, mid-range power,...
    10070333
    SKU:
    10070333
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    PRODUCT NAME:
    JET
    TYPE:
    NEEDLE
    $78.95
    Qty in Cart: 0
    Quantity:
    Price:
    $78.95
    Subtotal:
  • BARON Jet Kit - V-Star 650 '98-'17 BA-2410-00

    BARON Jet Kit - V-Star 650 '98-'17 BA-2410-00

    BARON

    $85.95
    Stock carburetors on the V-Star 650 leave performance on the table, especially when paired with aftermarket air induction upgrades. The BARON Jet Kit gives you precise control over fuel-air mixture, unlocking improved throttle response, smoother...
    10070386
    SKU:
    10070386
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    UNITS:
    KIT
    TYPE:
    NEEDLE
    PRODUCT NAME:
    JET KIT
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $85.95
    Subtotal:
  • BARON Jet Kit - V-Star 1100 '99-'09 BA-2440VS

    BARON Jet Kit - V-Star 1100 '99-'09 BA-2440VS

    BARON

    $80.95
    Carburetor tuning is where raw horsepower meets precision engineering. The BARON Jet Kit unlocks your V-Star 1100's full potential by allowing you to dial in the perfect fuel-air mixture for your specific setup—whether you've upgraded to high-flow intake...
    10070387
    SKU:
    10070387
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    PRODUCT NAME:
    JET KIT
    TYPE:
    NEEDLE
    $80.95
    Qty in Cart: 0
    Quantity:
    Price:
    $80.95
    Subtotal:
  • K&L SUPPLY Fuel Mixture Screw Set 18-3691

    K&L SUPPLY Fuel Mixture Screw Set 18-3691

    K&L SUPPLY

    $9.95
    Carburetor tuning precision starts with quality components. This K&L SUPPLY fuel mixture screw set ensures consistent air-fuel ratios across engine load conditions, directly impacting throttle response and fuel economy. Whether you're dialing in a...
    10500385
    SKU:
    10500385
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    UNITS:
    KIT
    RIDING STYLE:
    STREET
    TYPE:
    FUEL
    PRODUCT NAME:
    MIXTURE SCREW
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • K&L SUPPLY Fuel Mixture Screw Set 18-3693

    K&L SUPPLY Fuel Mixture Screw Set 18-3693

    K&L SUPPLY

    $8.95
    A properly tuned fuel mixture is fundamental to engine performance, reliability, and longevity. This K&L SUPPLY fuel mixture screw set gives you the precise adjustment capability needed to dial in your carburetor for optimal air-fuel ratios across the...
    10500386
    SKU:
    10500386
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    MIXTURE SCREW
    TYPE:
    FUEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • DYNOJET Jet Kit - Honda CBR1100XX 1175

    DYNOJET Jet Kit - Honda CBR1100XX 1175

    DYNOJET

    $155.63
    Fine-tuning your Honda CBR1100XX's fuel mixture is essential for unlocking hidden power and improving throttle response across the RPM band. The DYNOJET Jet Kit gives you precise control over air-fuel ratio without requiring a complete carburettor...
    DJ1175
    SKU:
    DJ1175
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    PRODUCT NAME:
    JET KIT
    MATERIAL:
    BRASS
    RIDING STYLE:
    STREET
    TYPE:
    STAGE 1
    UNITS:
    KIT
    $155.63
    Qty in Cart: 0
    Quantity:
    Price:
    $155.63
    Subtotal:
  • DYNOJET Jet Kit - Honda CBR900RR 1178

    DYNOJET Jet Kit - Honda CBR900RR 1178

    DYNOJET

    $155.63
    Fine-tuning your CBR900RR's fuel mapping unlocks hidden performance without compromising reliability—the right jet kit transforms throttle response and power delivery across the entire RPM band. Whether you're running stock components or a modified...
    DJ1178
    SKU:
    DJ1178
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    PRODUCT NAME:
    JET KIT
    RIDING STYLE:
    STREET
    TYPE:
    STAGE 1
    MATERIAL:
    BRASS
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $155.63
    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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