Dirt Bike Air and Fuel
Dirt Bike Air & Fuel Systems at JJ Motorsports
Optimize your bike’s performance with high-quality air and fuel components from JJ Motorsports. Browse air filters, carburetors, and fuel system parts engineered to deliver clean airflow and a consistent fuel mix for peak efficiency. Ensure your bike runs smoothly by pairing these with other essential off-road dirt bike accessories.
Shop trusted brands like Motion Pro for cables and Uni Filter for high-flow filters. Explore related categories such as Dirt Bike Engine Parts for rebuilds or Dirt Bike Exhaust for complete tuning.
Top Dirt Bike Air & Fuel Products
- MOTION PRO Clutch Cable - Honda - Black Vinyl 02-0603 – Nylon-lined for smooth operation and OEM fit.
- UNI FILTER Filter - GS550/650 Miscellaneous NU-2439 – High-flow foam for better air intake and easy cleaning.
- MIKUNI Main Jet - 4-Pack N100604-1025 – Precision jets for VM16, HS40, HSR42/45/48 carbs.
- DYNOJET Power Vision 3 - Yamaha PV3-22-16 – Flash tunes with real-time data display for Yamaha models.
- UNI FILTER Filter - GS650G/GL/M NU-2440 – Precision fit with indefinite service life for Suzuki GS models.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
MIKUNI Main Jet #200 - 4-Pack 4/042-200
MIKUNI
$14.56A 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...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 -
MIKUNI Main Jet #210 - 4-Pack 4/042-210
MIKUNI
$5.20If 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...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 -
MIKUNI Main Jet #230 - 4-Pack 4/042-230
MIKUNI
$5.20Proper 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...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 -
MIKUNI Main Jet #300 - 4-Pack 4/042-300
MIKUNI
$14.56Precise 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,...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 -
K&L SUPPLY Economy Carburetor Repair Kit - Suzuki 18-4916
K&L SUPPLY
$34.95A carburetor that's running rich, leaking fuel, or delivering inconsistent air-fuel mixture will tank your bike's performance and fuel economy. This K&L economy rebuild kit gives you everything...10030420- SKU:
- 10030420
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ATV
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
- MODEL:
- ECONOMY
- UNITS:
- KIT
$34.95 -
K&L SUPPLY Economy Carburetor Repair Kit - Suzuki 18-4935
K&L SUPPLY
$35.95A carburetor that's running rough, leaking, or delivering inconsistent fuel mixture is costing you performance and reliability. This K&L SUPPLY economy repair kit gives you all the gaskets, O-rings,...10030421- SKU:
- 10030421
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- REPAIR KIT
- MODEL:
- ECONOMY
- RIDING STYLE:
- ATV
- TYPE:
- CARBURETOR
- UNITS:
- KIT
$35.95 -
K&L SUPPLY Economy Carburetor Repair Kit - Yamaha 18-9390
K&L SUPPLY
$23.95A carburetor that's running lean, surging, or hesitating under load is a carburetor that needs attention. This K&L Supply economy rebuild kit gives you the gaskets, O-rings, and jets necessary to...10030426- SKU:
- 10030426
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- REPAIR KIT
- RIDING STYLE:
- UTV
- TYPE:
- CARBURETOR
- MODEL:
- ECONOMY
- UNITS:
- KIT
$23.95Qty in Cart: 0Quantity:Price:$23.95Subtotal: -
MOOSE UTILITY Fuel Injector with Pigtail - Polaris 100-5266-PU
MOOSE UTILITY
$54.95A fuel injector is the critical component that meters precise fuel delivery into your engine's combustion chamber—when it fails or underperforms, you lose efficiency, throttle response, and...10220258- SKU:
- 10220258
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- FUEL INJECTOR
- RIDING STYLE:
- UTV
$54.95Qty in Cart: 0Quantity:Price:$54.95Subtotal: -
SHINDY Carburetor Repair Kit - TRX450R '06-'09 03-050
SHINDY
$42.95Your TRX450R carburetor demands precision fuel delivery to maintain peak performance across varying riding conditions. This complete SHINDY rebuild kit supplies every critical component—from...10031012- SKU:
- 10031012
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ATV
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- REPAIR KIT
- COLOR/FINISH:
- BLACK
- TYPE:
- CARBURETOR
- UNITS:
- KIT
$42.95 -
SHINDY Carburetor Repair Kit - Honda 350 03-053
SHINDY
$37.95If your Honda 350 carburetor is running rich, lean, or simply not responding like it should, a complete rebuild with quality components is the most cost-effective way to restore precise fuel delivery...10031015- SKU:
- 10031015
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- CARBURETOR
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- REPAIR KIT
$37.95 -
SHINDY Carburetor Repair Kit - Honda 500 03-055
SHINDY
$37.95A carburetor that's out of tune will rob your Honda 500 of responsiveness and reliability—whether you're racing or logging trail hours. This complete SHINDY rebuild kit gives you OEM-quality...10031017- SKU:
- 10031017
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- BASE COLOR:
- BLACK
$37.95 -
SHINDY Carburetor Kit - KLF300 '89-'95 03-104
SHINDY
$22.95If your KLF300 carburetor is running rough, hesitating, or struggling with fuel delivery, a complete rebuild kit is your most cost-effective path back to reliable performance. SHINDY's OEM-quality...10031022- SKU:
- 10031022
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- BLACK
- TYPE:
- CARBURETOR
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- CONVERSION KIT
- BASE COLOR:
- BLACK
$22.95 -
SHINDY Carburetor Kit - KLF300 4x4 03-105
SHINDY
$22.95If your KLF300 is running rough, hesitating, or struggling to start, a carburetor rebuild with quality components is often the fastest fix. The SHINDY Carburetor Kit supplies everything needed to...10031023- SKU:
- 10031023
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- BLACK
- TYPE:
- CARBURETOR
- PRODUCT NAME:
- CONVERSION KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- BASE COLOR:
- BLACK
$22.95 -
SHINDY Carburetor Kit - KLF400 '93-'95 03-107
SHINDY
$18.95If your KLF400 carburetor is running rough, hesitating on acceleration, or struggling with fuel delivery, a complete rebuild is often the most cost-effective solution. The SHINDY Carburetor Kit gives...10031025- SKU:
- 10031025
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
- PRODUCT NAME:
- CONVERSION KIT
- TYPE:
- CARBURETOR
- BASE COLOR:
- BLACK
- RIDING STYLE:
- ATV
$18.95 -
SHINDY Carburetor Kit - KVF300 '99-'02 03-109
SHINDY
$24.95Your KVF300 carburetor needs proper rejuvenation to deliver consistent fuel delivery and smooth idle characteristics—factory carbs degrade over time, especially when exposed to ethanol-blended fuel...10031027- SKU:
- 10031027
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- TYPE:
- CARBURETOR
- BASE COLOR:
- BLACK
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- PRODUCT NAME:
- CONVERSION KIT
$24.95 -
SHINDY Carburetor Kit - KVF400 '99-'02 03-110
SHINDY
$21.95If your KVF400 carburetor is running lean, surging, or struggling with fuel quality issues, a complete rebuild kit is essential to restore precise fuel delivery and engine response. SHINDY's...10031028- SKU:
- 10031028
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- BLACK
- TYPE:
- CARBURETOR
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- CONVERSION KIT
- BASE COLOR:
- BLACK
$21.95 -
SHINDY Carburetor Repair Kit - KLF250 03-111
SHINDY
$35.95A worn or poorly performing carburetor can tank your KLF250's throttle response and fuel economy. This complete SHINDY rebuild kit restores your OEM carb to factory specifications with...10031029- SKU:
- 10031029
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- BASE COLOR:
- BLACK
$35.95 -
SHINDY Carburetor Kit - LT80 '87-'98 03-210
SHINDY
$21.95If your LT80 carb is running rich, hesitating on throttle, or just feels sluggish, a complete rebuild with quality internals will restore crisp response and reliable starting. This SHINDY kit gives...10031047- SKU:
- 10031047
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ATV
- BASE COLOR:
- BLACK
- COLOR/FINISH:
- BLACK
- TYPE:
- CARBURETOR
- UNITS:
- KIT
- PRODUCT NAME:
- CONVERSION KIT
$21.95Qty in Cart: 0Quantity:Price:$21.95Subtotal: -
SHINDY Carburetor Repair Kit - Suzuki 03-218
SHINDY
$32.95A carburetor that's out of tune is leaving horsepower on the table and creating cold-start headaches. The SHINDY 03-218 Repair Kit gives you everything needed to restore your Suzuki carburetor to...10031055- SKU:
- 10031055
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- TYPE:
- CARBURETOR
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- REPAIR KIT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ATV
- UNITS:
- KIT
$32.95Qty in Cart: 0Quantity:Price:$32.95Subtotal: -
SHINDY Carburetor Repair Kit - Suzuki 03-219
SHINDY
$40.95A carburetor running lean or rich will kill your bike's performance and reliability—and rebuilding with OEM components is the most cost-effective way to restore precision fuel delivery. This SHINDY...10031056- SKU:
- 10031056
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- CARBURETOR
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- REPAIR KIT
$40.95
