Harley Air and Fuel
Harley Bike Air & Fuel Systems at JJ Motorsports
Optimize your Harley's performance with premium air and fuel components from JJ Motorsports. Our range includes air cleaners, carburetor kits, fuel valves, and enrichener brackets designed for better throttle response, fuel efficiency, and power gains on the road or track. Compatible with Softail, Dyna, Touring, and V-Rod models, these parts feature chrome finishes, high-flow filters, and stainless construction for durability and easy installation.
Shop trusted brands like Vance & Hines for VO2 air cleaners and Pingel for fuel valves. Explore related categories such as Harley engine parts for rebuild kits or Harley exhausts for complete tuning.
Top Harley Air & Fuel Products
- TODD'S CYCLE Mikuni Choke Bracket - Stainless MKE-1 – Relocates enrichener cable for HSR carbs, made in the U.S.A.
- PAUGHCO Ribbed Teardrop Air Cleaner 701-200 – Chrome-plated aluminum with mini filter and hardware.
- VANCE & HINES VO2 America Air Cleaner - M8 42045FG – High-flow with CNC billet cover and ARP hardware.
- UNI FILTER Old Style Air Cleaner - 6" NU-2439 – Polyurethane for maximum airflow and filtration.
- PINGEL Round Fuel Valve - Flag Chrome - 22mm 6311CRL – High-flow brass valve with adapter nut.
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
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ALL BALLS Mikuni 42 Series Carburetor Jet Kit 26-10054
ALL BALLS
$107.15Fine-tuning your Mikuni HSR carburetor requires precision jet selection across various riding conditions and engine modifications. This comprehensive jet kit eliminates the guesswork by providing a complete range of main, pilot, and accelerator pump...10031945- SKU:
- 10031945
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- BRASS
- BASE FINISH:
- RAW
- MODEL:
- FOR HSR 42
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- COLOR/FINISH:
- BRASS
- TYPE:
- MIKUNI
- PRODUCT NAME:
- JET KIT
$107.15Qty in Cart: 0Quantity:Price:$107.15Subtotal: -
On Sale
JAMES GASKET Coolant Sleeve O-Rings ST-11900026A
JAMES GASKET
MSRP: $5.95Now: $4.00Was: $5.95Coolant system leaks can compromise engine temperature regulation and lead to catastrophic overheating. The JAMES GASKET Coolant Sleeve O-Rings ST-11900026A provide a critical seal at the coolant passages, preventing fluid loss and maintaining optimal...09351070- SKU:
- 09351070
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- PRODUCT NAME:
- O-RING
- UNITS:
- 5 PACK
- TYPE:
- COOLANT SLEEVE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
MSRP: $5.95Now: $4.00Was: $5.95Qty in Cart: 0Quantity:Price:MSRP: $5.95Now: $4.00Was: $5.95Subtotal: -
FEULING OIL PUMP CORP. Vented Dipstick - Black - Softail 3086
FEULING OIL PUMP CORP.
$299.95Big bore engines inevitably produce excessive blow-by, and that pressure buildup can degrade your oil quality and engine seals over time. The Feuling Vented Dipstick solves this problem by venting unwanted crankcase pressure while giving you an accurate...07100262- SKU:
- 07100262
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- VENTED DIPSTICK
- BASE COLOR:
- BLACK
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
$299.95 -
FEULING OIL PUMP CORP. Vented Dipstick - Polished - Softail 3085
FEULING OIL PUMP CORP.
$299.95Big-bore Harley engines are prone to excessive blow-by, which builds unwanted pressure in your oil tank and compromises engine health. The FEULING Vented Dipstick solves this problem by actively venting pressure through a breather system while giving you...07100261- SKU:
- 07100261
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- VENTED DIPSTICK
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- POLISHED
- UNITS:
- EACH
$299.95 -
FUEL-TOOL Check Valve Replacement Collar MC900
FUEL-TOOL
$19.95A compromised check valve collar can compromise your fuel system's integrity and create maintenance headaches down the line. The FUEL-TOOL MC900 Replacement Collar restores functionality and appearance without requiring specialty tools or downtime. If...07060326- SKU:
- 07060326
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MATERIAL:
- BRASS
- COLOR/FINISH:
- NICKEL-PLATED
- BASE FINISH:
- NICKEL
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- TYPE:
- CHECK VALVE
$19.95Qty in Cart: 0Quantity:Price:$19.95Subtotal: -
YOST PERFORMANCE CV/HSR Series Speed Screw FBS-CV/HSR
YOST PERFORMANCE
$35.95Stock carburetor screws are prone to stripping and rounding off, especially during frequent jetting adjustments and bowl maintenance. The YOST Performance CV/HSR Series Speed Screw upgrades you to a purpose-built fastener that handles repeated...10500158- SKU:
- 10500158
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- BASE FINISH:
- POLISHED
- PRODUCT NAME:
- SCREW
- TYPE:
- FLOAT BOWL
- MODEL:
- CV/HSR
- UNITS:
- KIT
- COLOR/FINISH:
- POLISHED
- RIDING STYLE:
- STREET
- MATERIAL:
- STAINLESS STEEL
$35.95Qty in Cart: 0Quantity:Price:$35.95Subtotal: -
YOST PERFORMANCE CV Carburetor Idle Mixture Screw CVMS
YOST PERFORMANCE
$29.95A properly functioning idle mixture screw is critical for carburetor tuning—it directly affects fuel atomization, throttle response, and overall engine stability at low RPMs. If your CV carburetor's idle circuit is running lean or rich, or if your...10500172- SKU:
- 10500172
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- POLISHED
- MATERIAL:
- BRASS
- PRODUCT NAME:
- SCREW
- UNITS:
- KIT
- BASE FINISH:
- POLISHED
- TYPE:
- FUEL MIXTURE
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
ZENITH FUEL SYSTEMS Choke Cable Kit for 40mm Bendix C182-1387
ZENITH FUEL SYSTEMS
$169.95If you're running a high-performance Bendix carburetor setup, the integrity of your choke cable directly impacts cold-start reliability and throttle response. This OEM-spec kit ensures precise choke actuation without the guesswork of mismatched or worn...DS289079- SKU:
- DS289079
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- CHOKE KNOB ASSEMBLY
- TYPE:
- CARBURETOR
- UNITS:
- KIT
- RIDING STYLE:
- STREET
$169.95Qty in Cart: 0Quantity:Price:$169.95Subtotal: -
DRAG SPECIALTIES Carburetor Rebuild Kit - 42 Mikuni I03102-0704
DRAG SPECIALTIES
$62.01A properly tuned carburetor is the foundation of consistent engine performance, and worn internal components will compromise fuel atomization, throttle response, and reliability. This complete rebuild kit gives you everything needed to restore your...10030293- SKU:
- 10030293
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- CARBURETOR
- UNITS:
- KIT
- PRODUCT NAME:
- REPAIR KIT
- RIDING STYLE:
- STREET
$62.01 -
DRAG SPECIALTIES Air Cleaner Bracket - Big Twin/Twin Cam '90-'17 120089-BC315
DRAG SPECIALTIES
$65.22A properly engineered air cleaner bracket is essential for maintaining clean airflow to your engine while protecting vital components from debris and heat damage. This DRAG Specialties bracket delivers straightforward, reliable mounting for Big Twin and...DS289190- SKU:
- DS289190
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BASE FINISH:
- CHROME
- UNITS:
- KIT
- PRODUCT NAME:
- SUPPORT BRACKET
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- TYPE:
- AIR CLEANER
$65.22 -
DRAG SPECIALTIES Fuel Pressure Regulator - FLT T03-0094-NU
DRAG SPECIALTIES
$42.35Consistent fuel pressure is critical to engine performance, reliability, and tuning precision. The DRAG SPECIALTIES Fuel Pressure Regulator maintains stable fuel delivery across varying engine loads and RPM ranges, preventing lean-out conditions and...07060237- SKU:
- 07060237
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- PRODUCT NAME:
- PRESSURE REGULATOR
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- TYPE:
- FUEL
$42.35 -
DRAG SPECIALTIES Vented Pop-Up Gas Cap - Chrome T03-0339-A
DRAG SPECIALTIES
$91.11A quality fuel cap isn't just functional—it's a critical component that seals your fuel system and prevents spillage during hard acceleration and cornering. The DRAG SPECIALTIES Vented Pop-Up Gas Cap delivers reliable performance with a design engineered...07030459- SKU:
- 07030459
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BASE FINISH:
- CHROME
- OUTSIDE DIAMETER METRIC:
- 59.90 MM
- STYLE:
- LATE
- TYPE:
- VENTED
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- MOUNTING STYLE:
- POP-UP
- RIDING STYLE:
- STREET
- MATERIAL:
- BILLET ALUMINUM
- OUTSIDE DIAMETER IMPERIAL:
- 2.36'
$91.11 -
On Sale
S&S CYCLE Acceleration Pump Push Rod 11-2373
S&S CYCLE
MSRP: $11.95Now: $10.76Was: $11.95The S&S Cycle Acceleration Pump Push Rod is a precision-engineered component designed to optimize fuel delivery response during aggressive throttle transitions. Whether you're fine-tuning a carbureted engine for consistent performance or rebuilding your...10031727- SKU:
- 10031727
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- PUSHROD
- TYPE:
- PUMP
MSRP: $11.95Now: $10.76Was: $11.95Qty in Cart: 0Quantity:Price:MSRP: $11.95Now: $10.76Was: $11.95Subtotal: -
On Sale
S&S CYCLE Cap Fitting - 3/16" VOES 50-8372
S&S CYCLE
MSRP: $6.95Now: $6.26Was: $6.95The S&S Cycle Cap Fitting is an essential component for maintaining proper fuel system integrity and preventing vapor leaks in high-performance applications. Whether you're rebuilding a carburetor or upgrading your fuel delivery system, this...10500359- SKU:
- 10500359
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- BASE COLOR:
- RED
- TYPE:
- CARBURETOR
- MATERIAL:
- RUBBER
- UNITS:
- EACH
- PRODUCT NAME:
- RUBBER CAP
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
MSRP: $6.95Now: $6.26Was: $6.95 -
On Sale
S&S CYCLE Super G Carburetor Insulator - 3/8" 16-0498
S&S CYCLE
MSRP: $41.95Now: $37.76Was: $41.95A carburetor insulator that leaks or degrades will compromise fuel delivery precision and allow heat transfer that destabilizes air-fuel ratios. The S&S Cycle Super G Carburetor Insulator (16-0498) ensures a sealed, thermally isolated mounting surface...10500361- SKU:
- 10500361
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- RIDING STYLE:
- STREET
- MODEL:
- SUPER G
- INSULATOR THICKNESS IMPERIAL:
- 0.37'
- PRODUCT NAME:
- INSULATOR BLOCK
- UNITS:
- EACH
MSRP: $41.95Now: $37.76Was: $41.95 -
On Sale
S&S CYCLE Manifold - Big Twin - 55-65 16-1100
S&S CYCLE
MSRP: $122.95Now: $110.66Was: $122.95The S&S Cycle manifold is engineered to optimize exhaust scavenging and improve volumetric efficiency on your Big Twin, delivering measurable gains in horsepower and throttle response. By upgrading from a stock manifold, you'll experience smoother power...10500337- SKU:
- 10500337
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BASE FINISH:
- RAW
- ENGINE SIZE:
- 74'
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- INTAKE MANIFOLD
- RIDING STYLE:
- STREET
- TYPE:
- O-RING
- COLOR/FINISH:
- RAW
- UNITS:
- EACH
MSRP: $122.95Now: $110.66Was: $122.95 -
On Sale
S&S CYCLE Stealth Air Cleaner Cover - Black - 143" 170-0323
S&S CYCLE
MSRP: $195.95Now: $176.36Was: $195.95The S&S Cycle Stealth Air Cleaner Cover delivers the clean, minimalist aesthetic that complements modern custom builds while protecting your intake system from debris and weather. This direct-fit cover is engineered specifically for S&S Stealth air...10140246- SKU:
- 10140246
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BASE FINISH:
- GLOSS
- PRODUCT NAME:
- AIR CLEANER COVER
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- GLOSS
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- BASE COLOR:
- BLACK
- MODEL:
- STEALTH
- UNITS:
- EACH
- DESIGN:
- 143' DISPLACEMENT
MSRP: $195.95Now: $176.36Was: $195.95 -
On Sale
S&S CYCLE Air Cleaner Logo Cover - Chrome - Chief 170-0242
S&S CYCLE
MSRP: $188.95Now: $170.06Was: $188.95A quality air cleaner cover does more than protect your intake system—it completes the aesthetic of your Indian Chief while shielding internal components from moisture, debris, and environmental contamination. This S&S Cycle chrome cover is engineered...10140220- SKU:
- 10140220
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- TYPE:
- AIR CLEANER
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- DESIGN:
- S&S LOGO
- BASE FINISH:
- CHROME
- MATERIAL:
- BILLET ALUMINUM
MSRP: $188.95Now: $170.06Was: $188.95Qty in Cart: 0Quantity:Price:MSRP: $188.95Now: $170.06Was: $188.95Subtotal: -
On Sale
S&S CYCLE Air Cleaner Cover Adapter - '14-'16 FLT 170-0261
S&S CYCLE
MSRP: $71.95Now: $64.76Was: $71.95The S&S Cycle Air Cleaner Cover Adapter seamlessly integrates premium aftermarket air filtration systems with your '14-'16 FLT platform, ensuring proper airflow dynamics and a clean engine bay aesthetic. This precision-engineered adapter eliminates...10140225- SKU:
- 10140225
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- TYPE:
- AIR CLEANER
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- ADAPTER KIT
- RIDING STYLE:
- STREET
- BASE COLOR:
- BLACK
- MODEL:
- STEALTH
- UNITS:
- KIT
MSRP: $71.95Now: $64.76Was: $71.95 -
On Sale
S&S CYCLE Mini Tear-Drop Air Cleaner Cover - Chrome 170-0367
S&S CYCLE
MSRP: $195.95Now: $176.36Was: $195.95The S&S Cycle Mini Tear-Drop Air Cleaner Cover delivers the refined aesthetic and functional protection your Stealth air cleaner kit demands. This chrome-finished cover shields your intake system from debris and weather while maintaining the clean,...10140272- SKU:
- 10140272
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- DESIGN:
- MINI TEARDROP
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- AIR CLEANER COVER
- BASE FINISH:
- CHROME
- COLOR/FINISH:
- CHROME
- MATERIAL:
- ALUMINUM
- MODEL:
- STEALTH
- RIDING STYLE:
- STREET
MSRP: $195.95Now: $176.36Was: $195.95
