Mikuni
Mikuni is a leading manufacturer of motorcycle carburetors, delivering high-performance fuel management solutions for a variety of bikes, from cruisers to sport and off-road models. Renowned for precision engineering, Mikuni carburetors improve throttle response, fuel efficiency and overall engine performance. Riders rely on Mikuni carburetors, such as VM Series round slide carburetors, TMX flat slide carburetors and HSR smoothbore kits to achieve optimized performance with dependable, precision-tuned results.
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Mikuni - HSR45MM Standard Smoothbore Carburetor
Mikuni
$450.00Mikuni - HSR45MM Standard Smoothbore Carburetor Mikuni's HSR42 and HSR45 Smoothbore Carburetors are designed for the high-performance engine builder who seeks a carb for specific custom applications...$450.00 -
Mikuni - HSR45MM Polished Smoothbore Carburetor
Mikuni
$599.00Mikuni - HSR45MM Polished Smoothbore Carburetor Mikuni's HSR42 and HSR45 Smoothbore Carburetors are designed for the high-performance engine builder who seeks a carb for specific custom applications...$599.00 -
Out of stock
Mikuni - HSR42MM Standard Smoothbore Carburetor
Mikuni
$390.00Mikuni - HSR42MM Standard Smoothbore Carburetor Mikuni's HSR42 and HSR45 Smoothbore Carburetors are designed for the high-performance engine builder who seeks a carb for specific custom applications...$390.00 -
Mikuni - HSR42MM Polished Smoothbore Carburetor
Mikuni
$530.00Mikuni - HSR42MM Polished Smoothbore Carburetor Mikuni's HSR42 and HSR45 Smoothbore Carburetors are designed for the high-performance engine builder who seeks a carb for specific custom applications...$530.00 -
Mikuni - HSR42MM Easy Smoothbore Carburetor Kit fits '94-'03 XL 1200 Models
Mikuni
$510.95Mikuni - HSR42MM Easy Smoothbore Carburetor Kit fits '94-'03 XL 1200 Models Direct from Japan, Mikuni's HSR42MM Easy Smoothbore Carburetor Kits are well-made for years of dependable service. The...$510.95 -
Mikuni - HSR42MM Easy Smoothbore Carburetor Kit fits '94-'06 XL 1200 & '94-'02 Buell Models
Mikuni
$460.00Mikuni - HSR42MM Easy Smoothbore Carburetor Kit fits '94-'06 XL 1200 & '94-'02 Buell Models Direct from Japan, Mikuni's HSR42MM Easy Smoothbore Carburetor Kits are well-made for years of...$460.00 -
Out of stock
Mikuni - HSR42MM Easy Smoothbore Carburetor Kit fits '90-'06 Evolution Big Twin & Twin Cam Models
Mikuni
$461.95Mikuni - HSR42MM Easy Smoothbore Carburetor Kit fits '90-'06 Evolution Big Twin & Twin Cam Models Direct from Japan, Mikuni's HSR42MM Easy Smoothbore Carburetor Kits are well-made for years of...$461.95 -
Out of stock
Mikuni - Mikuni To CV Carb Air Box Adapter
Mikuni
$29.95Mikuni to CV Carb Air Box Adapter This adapter is a great replacement part for your Mikuni carb! Features: Comes with 3 mounting screws Made in Japan Fitment: Replacement parts for HSR...$29.95
Mikuni Performance Fuel Systems – Motorcycle Carburetors, Jets & Throttle Components
Mikuni has been a pioneer in the motorcycle industry, providing high-quality carburetors designed for maximum engine efficiency and smooth throttle control. With a range of products including VM Series round slide carburetors, TMX flat slide performance carburetors and HSR smoothbore carburetors, Mikuni carburetors are engineered for superior fuel atomization and consistent power delivery. These components are widely used on Harley-Davidson motorcycles, V-Twin cruisers and custom builds, making Mikuni carburetors a go-to choice for riders aiming for enhanced performance.
Beyond the core carburetor lines, Mikuni offers an extensive selection of replacement parts and tuning kits, such as needle and seat assemblies, jet needles, power jet kits and choke conversion kits. These genuine parts ensure precise calibration and long-term reliability, whether you are upgrading a stock setup or fine-tuning a performance build. Mikuni carburetors support a wide range of motorcycle applications, from Evolution Big Twin models to modern Twin Cam and XL 1200 sport bikes, ensuring optimal performance under all conditions.
For riders seeking high-precision tuning, Mikuni carburetors come with accessories like carburetor mounting flanges, air box adapters and fuel pump kits, enabling customization and easy installation. By combining advanced engineering with user-friendly design, Mikuni carburetors provide smoother acceleration, better fuel efficiency and consistent power across RPM ranges. Whether for custom motorcycle builds, street riding or track performance, Mikuni carburetors remain a trusted choice for enthusiasts looking to maximize engine potential.