Upgrade your motorcycle’s performance with the Mikuni RS Series 38mm Carburetors, specially designed for in-line four-cylinder applications.

The RS Series Radial Flat Slide Carburetors offer significant horsepower gains through a smoothbore induction tract and radial flat slide design.

With an adjustable accelerator pump, these carbs provide rapid throttle response, especially in lower RPM ranges, and a compact, lightweight design—25% lighter than other performance carburetors.

The RS series is ideal for racing and high-performance applications, offering smooth, controllable throttle response and precise fuel metering under various conditions.

Features:

• Superior Horsepower Gains: Maximum flowing smoothbore induction tract.
• Adjustable Accelerator Pump: Instant throttle response in lower RPM range.
• Compact and Lightweight: 25% lighter than other performance carburetors.
• High-Performance Design: Built for top-level road race and drag race demands.
• Compatible with Mikuni Jets: Uses readily available jet sizes for easy tuning.

Item Specifics:

• Brand: Mikuni
• Model Number: RS38-D19-K
• Product Type: RS Series Carburetors
• Diameter: 38mm
• Material: Billet Aluminum
• Weight: 10.20 lbs
• Package Dimensions: 8.70 x 15.90 x 5.40 inches
• Throttle Assembly Compatibility: Available separately for all RS series carburetors

Fitment Table:

Kawasaki: 

Carburetor Assembly United States

16001-1356

Carburetor, LH, Outside

16001-1428

Carburetor, LH, Inside

16001-1429

Carburetor, RH, Outside

16001-1431

Carburetor, RH, Inside

16001-1430



Important Note:
Throttle assembly with push/pull cables is available separately and fits all RS series carburetors.

Equip your motorcycle with Mikuni RS Series Carburetors for unbeatable performance gains and precise fuel metering in all conditions.