Harley Carburetor Kits
Harley-Davidson Carburetor Kits at JJ Motorsports
Upgrade your Harley's carburetion with premium kits from JJ Motorsports, featuring high-performance Mikuni HSR 48mm race kits and S&S Super E carbs for massive power gains and crisp throttle response on Sportster XL, Shovelhead, and Evo Big Twin models. These complete kits deliver reliable tuning and easy bolt-on installation.
Shop Mikuni and S&S Cycle carburetor kits for race-proven quality. Explore related categories such as Harley air and fuel for jets and rebuild kits, or Harley for exhaust and cams to complete your intake upgrades and unleash V-Twin potential.
Top Harley-Davidson Carburetor Kits
- Mikuni HSR Series 48 Race Custom Kit 48-2 – Complete 48mm HSR race carb kit; throttle cable, manifold, and tuning for Big Twin performance.
- S&S Cycle E Carburetor without Manifold 93-99 11-0442 – Super E carb for 93-99 Evo; high-flow for instant throttle snap.
- S&S Cycle E for 91-03 XL 11-0409 – Super E kit for 91-03 Sportster; complete with manifold for easy power gains.
- S&S Cycle E for 79-84 Shovelhead 11-0411 – Super E carb for Shovelhead; tuned for classic V-Twin revival.
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 48 Race Custom - Polished 48-2P
MIKUNI
$670.00If you're running a custom or race engine over 120ci, the MIKUNI HSR Series 48 delivers the throttle response and fuel delivery precision that separates competitive builds from the rest. This smoothbore carb eliminates the restriction of standard units,...482P- SKU:
- 482P
- Availability:
- Ships Same Business Day
- Weight:
- 3.65 LBS
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BASE FINISH:
- CHROME
- BASE FINISH:
- POLISHED
- STYLE:
- SMOOTH BORE
- CARBURETOR SIZE METRIC:
- 48.00 MM
- COLOR/FINISH:
- POLISHED
- PRODUCT NAME:
- CARBURETOR
$670.00 -
MIKUNI HSR Series 48 Race Custom Kit 48-2
MIKUNI
$550.95If you're running a built engine over 120 cubic inches, the MIKUNI HSR Series 48 Race Custom Kit delivers the throttle response and fuel atomization your race application demands. The HSR's smoothbore design eliminates venturi restrictions, giving you...482X- SKU:
- 482X
- Availability:
- Ships Same Business Day
- Weight:
- 3.55 LBS
- PRODUCT NAME:
- CARBURETOR
- CARBURETOR SIZE METRIC:
- 48.00 MM
- COLOR/FINISH:
- NATURAL
- BASE FINISH:
- NATURAL
- STYLE:
- SMOOTH BORE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$550.95Qty in Cart: 0Quantity:Price:$550.95Subtotal: -
MIKUNI HSR Series 45 Total Kit Big Twin Evolution 45-2
MIKUNI
$955.95The MIKUNI HSR Series 45 Total Kit delivers a complete carburetor system engineered to unlock measurable gains in throttle response, acceleration, and overall engine efficiency on Big Twin Evolution platforms. This bolt-on solution eliminates guesswork...452X- SKU:
- 452X
- Availability:
- Ships Same Business Day
- Weight:
- 8.45 LBS
- BASE FINISH:
- CHROME
- BORE SIZE METRIC:
- 45.00 MM
- UNITS:
- KIT
- COLOR/FINISH:
- NATURAL
- FEATURES:
- INCLUDES CHROME AIR CLEANER COVER
- FEATURES:
- INCLUDES MANIFOLD
- PRODUCT NAME:
- CARBURETOR KIT
- STYLE:
- SMOOTH BORE
- BASE FINISH:
- NATURAL
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
$955.95 -
MIKUNI HSR 42 Carburetor - Polish Finish TM42-6PK
MIKUNI
$530.00The MIKUNI HSR 42 Carburetor delivers the precision fuel metering and crisp throttle response that custom engine builders demand. Its smoothbore design minimizes restriction while maintaining stable idle and consistent performance across the RPM band. If...TM426P- SKU:
- TM426P
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- CARBURETOR
- UNITS:
- EACH
- BASE FINISH:
- POLISHED
- BORE SIZE METRIC:
- 42.00 MM
- COLOR/FINISH:
- POLISHED
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- STYLE:
- SMOOTH BORE
$530.00Qty in Cart: 0Quantity:Price:$530.00Subtotal: -
On Sale
S&S CYCLE "G" Carburetor Kit for '93-'99 80" Big-Twin 11-0434
S&S CYCLE
MSRP: $895.95Now: $806.36Was: $895.95The S&S Cycle "G" Super E carburetor delivers precise fuel metering and responsive throttle control for Big Twin engines up to 100 cubic inches. This bolt-on kit eliminates stock carburetor limitations, giving you the air-fuel atomization needed for...DS0434- SKU:
- DS0434
- Availability:
- Ships Same Business Day
- Weight:
- 6.69 LBS
- UNITS:
- KIT
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- NATURAL
- STYLE:
- SUPER G
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES MANIFOLD
- PRODUCT NAME:
- CARBURETOR KIT
- RIDING STYLE:
- STREET
MSRP: $895.95Now: $806.36Was: $895.95Qty in Cart: 0Quantity:Price:MSRP: $895.95Now: $806.36Was: $895.95Subtotal: -
On Sale
S&S CYCLE "E" Carburetor without Manifold - '93-'99 11-0442
S&S CYCLE
MSRP: $695.95Now: $626.36Was: $695.95The S&S Cycle "E" Carburetor delivers precise fuel metering and responsive throttle control for Big Twin and Sportster engines, eliminating the guesswork of carb selection for builds up to 100 cubic inches. Its proven 1-7/8" butterfly throat and 1-9/16"...DS0442- SKU:
- DS0442
- Availability:
- Ships Same Business Day
- Weight:
- 6.38 LBS
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- NATURAL
- UNITS:
- KIT
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- CARBURETOR
- STYLE:
- SUPER E
- FEATURES:
- WITHOUT MANIFOLD
- RIDING STYLE:
- STREET
MSRP: $695.95Now: $626.36Was: $695.95 -
On Sale
S&S CYCLE "E" Carburetor - '99-'05 Twin Cam 11-0450
S&S CYCLE
MSRP: $795.95Now: $716.36Was: $795.95The S&S Cycle "E" Carburetor delivers precise fuel metering and responsive throttle control for Big Twin and Sportster engines, giving you the air-fuel mixture consistency that separates reliable power from guesswork. Whether you're tuning a stock build...DS0452- SKU:
- DS0452
- Availability:
- Ships Same Business Day
- Weight:
- 6.94 LBS
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- NATURAL
- UNITS:
- KIT
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES MANIFOLD
- PRODUCT NAME:
- CARBURETOR
- STYLE:
- SUPER E
- RIDING STYLE:
- STREET
MSRP: $795.95Now: $716.36Was: $795.95Qty in Cart: 0Quantity:Price:MSRP: $795.95Now: $716.36Was: $795.95Subtotal: -
On Sale
S&S CYCLE "G" Carburetor - '99-'05 Twin Cam 11-0451
S&S CYCLE
MSRP: $895.95Now: $806.36Was: $895.95The S&S Cycle "G" Carburetor is engineered for Big Twin and Sportster engines demanding reliable fuel delivery and precise throttle control. With a 1-7/8" butterfly throat and 1-9/16" venturi, this carb provides the flow capacity needed for engines up to...DS0453- SKU:
- DS0453
- Availability:
- Ships Same Business Day
- Weight:
- 6.88 LBS
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES MANIFOLD
- RIDING STYLE:
- STREET
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- NATURAL
- PRODUCT NAME:
- CARBURETOR KIT
- STYLE:
- SUPER G
- UNITS:
- KIT
MSRP: $895.95Now: $806.36Was: $895.95 -
On Sale
S&S CYCLE "E" for '91-'03 XL 11-0409
S&S CYCLE
MSRP: $795.95Now: $716.36Was: $795.95The S&S Cycle Super E carburetor delivers precise fuel metering and responsive throttle control across the entire RPM range, making it the go-to choice for Harley-Davidson Big Twin and Sportster engines demanding reliable performance. With its proven...DS0409- SKU:
- DS0409
- Availability:
- Ships Same Business Day
- Weight:
- 6.88 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CARBURETOR
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- CHROME
- COLOR/FINISH:
- NATURAL
- FEATURES:
- INCLUDES MANIFOLD
- STYLE:
- SUPER E
- UNITS:
- KIT
MSRP: $795.95Now: $716.36Was: $795.95 -
On Sale
S&S CYCLE "G" Carburetor - Black 110-0100
S&S CYCLE
MSRP: $540.95Now: $486.86Was: $540.95The S&S Cycle "G" Carburetor delivers precise fuel metering and responsive throttle control for Big Twin and Sportster engines, eliminating the guesswork of carb selection on builds up to 100 cubic inches. Its proven 1-7/8" butterfly throat and 1-9/16"...10010044- SKU:
- 10010044
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- BASE COLOR:
- BLACK
- STYLE:
- SUPER G
- UNITS:
- EACH
- STYLE:
- BIG BORE
- PRODUCT NAME:
- CARBURETOR
MSRP: $540.95Now: $486.86Was: $540.95 -
On Sale
S&S CYCLE "E" Carburetor - '36-'84 11-0412
S&S CYCLE
MSRP: $695.95Now: $626.36Was: $695.95The S&S Cycle "E" Carburetor is the trusted choice for serious Big Twin and Sportster builders who demand reliable fuel delivery and responsive throttle control. Its 1-7/8" throat diameter and optimized venturi geometry support engines up to 100 cubic...10010045- SKU:
- 10010045
- Availability:
- Ships Same Business Day
- Weight:
- 6.35 LBS
- FEATURES:
- WITHOUT MANIFOLD
- UNITS:
- KIT
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- CHROME
- COLOR/FINISH:
- NATURAL
- PRODUCT NAME:
- CARBURETOR
- STYLE:
- SUPER E
MSRP: $695.95Now: $626.36Was: $695.95Qty in Cart: 0Quantity:Price:MSRP: $695.95Now: $626.36Was: $695.95Subtotal: -
On Sale
S&S CYCLE "G" Carburetor for T14-Style 110-0120
S&S CYCLE
MSRP: $2,449.95Now: $2,204.96Was: $2,449.95The S&S Cycle "G" Carburetor delivers precise fuel metering and responsive throttle control that separates dialed-in performance machines from the rest. Whether you're tuning a Big Twin cruiser or maximizing Sportster efficiency, this carb provides the...10010046- SKU:
- 10010046
- Availability:
- Ships Same Business Day
- Weight:
- 6.75 LBS
- STYLE:
- SUPER G
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- FEATURES:
- INCLUDES MANIFOLD
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- NATURAL
- FEATURES:
- NO AIR CLEANER COVER
- PRODUCT NAME:
- CARBURETOR KIT
- BASE COLOR:
- BLACK
MSRP: $2,449.95Now: $2,204.96Was: $2,449.95 -
On Sale
S&S CYCLE Standard G Carburetor - Black 110-0138
S&S CYCLE
MSRP: $530.95Now: $477.86Was: $530.95The S&S Cycle Standard G Carburetor delivers the throttle response and starting reliability your engine demands, whether you're fine-tuning a street bike or pushing peak performance on the track. Its four-port fuel delivery design ensures consistent...10020060- SKU:
- 10020060
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- STYLE:
- SUPER G
- PRODUCT NAME:
- CARBURETOR
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- STYLE:
- STANDARD BORE
- UNITS:
- EACH
- BASE COLOR:
- BLACK
MSRP: $530.95Now: $477.86Was: $530.95Qty in Cart: 0Quantity:Price:MSRP: $530.95Now: $477.86Was: $530.95Subtotal: -
On Sale
S&S CYCLE "G" for '83-'84 Shovelhead Harley-Davidson 11-0431
S&S CYCLE
MSRP: $895.95Now: $806.36Was: $895.95The S&S Cycle Super E carburetor is purpose-built for classic Shovelhead engines, delivering precise fuel atomization and responsive throttle control that OEM carburetors simply can't match. If you're running a big-displacement Harley looking to maximize...DS0431- SKU:
- DS0431
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES MANIFOLD
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CARBURETOR KIT
- STYLE:
- SUPER G
- UNITS:
- KIT
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- NATURAL
MSRP: $895.95Now: $806.36Was: $895.95 -
On Sale
S&S CYCLE "E" for '66-'78 Shovelhead 11-0402
S&S CYCLE
MSRP: $795.95Now: $716.36Was: $795.95The S&S Cycle "E" Super E carburetor is purpose-built for Shovelhead engines that demand precision fuel delivery and reliable cold-start performance. If you're running a big-displacement Big Twin or looking to maximize efficiency on a stock or mildly...DS0402- SKU:
- DS0402
- Availability:
- Ships Same Business Day
- Weight:
- 6.63 LBS
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES MANIFOLD
- RIDING STYLE:
- STREET
- STYLE:
- O-RING STYLE INTAKE
- STYLE:
- SUPER E
- PRODUCT NAME:
- CARBURETOR
- UNITS:
- KIT
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- NATURAL
MSRP: $795.95Now: $716.36Was: $795.95Qty in Cart: 0Quantity:Price:MSRP: $795.95Now: $716.36Was: $795.95Subtotal: -
On Sale
S&S CYCLE "E" for '57-'78 XL O-Ring 11-0404
S&S CYCLE
MSRP: $795.95Now: $716.36Was: $795.95The S&S Cycle Super E carburetor delivers reliable fuel delivery and responsive throttle control across a wide rpm range, making it the go-to choice for naturally aspirated Big Twin and Sportster builds. Its proven track record in both street and racing...DS0404- SKU:
- DS0404
- Availability:
- Ships Same Business Day
- Weight:
- 6.63 LBS
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- NATURAL
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES MANIFOLD
- PRODUCT NAME:
- CARBURETOR
- STYLE:
- O-RING STYLE INTAKE
- STYLE:
- SUPER E
MSRP: $795.95Now: $716.36Was: $795.95Qty in Cart: 0Quantity:Price:MSRP: $795.95Now: $716.36Was: $795.95Subtotal: -
On Sale
S&S CYCLE "E" for '79-'84 Shovelhead 11-0411
S&S CYCLE
MSRP: $795.95Now: $716.36Was: $795.95The S&S Cycle "E" carburetor is the go-to choice for Shovelhead builders looking to dial in reliable fuel delivery across the full RPM range without overthinking jetting or compatibility. This 1-7/8" throat design handles engines up to 100 cubic inches...DS0411- SKU:
- DS0411
- Availability:
- Ships Same Business Day
- Weight:
- 7.06 LBS
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES MANIFOLD
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CARBURETOR
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- NATURAL
- STYLE:
- BAND-STYLE INTAKE
- STYLE:
- SUPER E
- UNITS:
- KIT
MSRP: $795.95Now: $716.36Was: $795.95 -
On Sale
S&S CYCLE "G" for '84-'92 Big-Twin 11-0427
S&S CYCLE
MSRP: $895.95Now: $806.36Was: $895.95The S&S Cycle "G" Super E carburetor is the go-to choice for Big Twin engines running up to 100 cubic inches, delivering precise fuel metering and responsive throttle control that separates smooth runners from poorly tuned builds. With a proven 1-7/8"...DS0427- SKU:
- DS0427
- Availability:
- Ships Same Business Day
- Weight:
- 7.13 LBS
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- NATURAL
- STYLE:
- SUPER G
- UNITS:
- KIT
- PRODUCT NAME:
- CARBURETOR KIT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES MANIFOLD
MSRP: $895.95Now: $806.36Was: $895.95 -
On Sale
S&S CYCLE "E" for '55-'65 Panhead O-Ring 11-0401
S&S CYCLE
MSRP: $795.95Now: $716.36Was: $795.95The S&S Cycle Super E carburetor is the go-to choice for Big Twin and Sportster builders seeking reliable fuel delivery and responsive throttle control on naturally aspirated engines up to 100 cubic inches. Its proven 1-7/8" butterfly throat and 1-9/16"...DS0401- SKU:
- DS0401
- Availability:
- Ships Same Business Day
- Weight:
- 6.81 LBS
- PRODUCT NAME:
- CARBURETOR
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES MANIFOLD
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- NATURAL
- STYLE:
- SUPER E
MSRP: $795.95Now: $716.36Was: $795.95 -
On Sale
S&S CYCLE "E" for '84-'91 Big Twin V-2 11-0407
S&S CYCLE
MSRP: $895.95Now: $806.36Was: $895.95The S&S Cycle "E" carburetor delivers precise fuel metering and responsive throttle control essential for maximizing horsepower on classic Big Twin engines. With its 1-7/8" butterfly throat and optimized venturi, this carb provides the air velocity...DS0407- SKU:
- DS0407
- Availability:
- Ships Same Business Day
- Weight:
- 7.19 LBS
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES MANIFOLD
- RIDING STYLE:
- STREET
- STYLE:
- SUPER E
- PRODUCT NAME:
- CARBURETOR
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- NATURAL
- UNITS:
- KIT
MSRP: $895.95Now: $806.36Was: $895.95
Buying Guide and FAQs
Buying Guide: Factors to Consider When Choosing Harley Bike Carburetor Kits
- Compatibility: Ensure the kit fits your Harley's model (e.g., Big Twin Evo 1993-1999, Twin Cam 1999-2005, XL Sportster 1991-2003, Shovelhead 1966-1978) and engine size (e.g., 80" to 100"). Use the vehicle selector for year-specific matches to avoid throttle or manifold issues.
- Type of Use: For street cruising or touring, opt for Super E kits with 1-7/8" throat for smooth response; high-performance or race builds benefit from HSR 42/45/48 or Super G for maximum power and acceleration in demanding conditions.
- Components and Upgrades: Select kits with carbs, manifolds, air cleaners, cables, and hardware; upgrade to polished or black finishes for style. Focus on smoothbore designs, adjustable accelerator pumps, and high-flow filters for better throttle and mileage.
- Brand and Quality: Choose S&S Cycle for Super E/G kits with proven throttle response or Mikuni for HSR series with race-custom options. Prioritize made-in-USA/Japan quality with chrome/natural/polished finishes for durability and reliability.
- Installation and Cost: Most kits are bolt-on with included hardware for easy DIY setup; prices range from $499.95 for standard carbs to $955.95 for total kits—factor in sales (up to 10% off) and free shipping over $99 for value.
Frequently Asked Questions (FAQs)
- What Harley models do these carburetor kits support? Kits support Big Twin (1993-1999), Twin Cam (1999-2005), XL Sportster (1991-2003), Shovelhead (1966-1978), and more—use the year/make/model filter for exact compatibility, including manifold inclusions.
- How do Super E/G carbs improve performance? They offer excellent throttle response, power gains, and mileage with 1-7/8" throat and 1-9/16" venturi, ideal for engines up to 100-cubic-inch.
- What is typically included in a kit? Most include carbs, manifolds, air cleaners (e.g., K&N), choke cables, hardware, and instructions; check details for polished finishes or race customs.
- Are these kits suitable for custom engines? Yes, HSR 48mm kits are designed for custom/race engines with high-flow features and tuning jets included.
- What if a kit doesn't fit my Harley? Verify engine size, carb type (Super E/G, HSR), and manifold requirements before buying. Our returns policy allows exchanges or refunds if it doesn't match.
- Can I find related air and fuel parts? Yes—explore jets, rebuild kits, or air cleaners in the Harley air and fuel category to complement your carb upgrade for optimal performance.
