HD-X Upgrade Package with Chrome-Plate Slide & Xcelerator Rod | BILLETRON HD300 Carbs 1980-1998-kawasaki-kdx250-esr8101965 1976-78 Suzuki RM125/RM100

1976-78 Suzuki RM125/RM100

and improved efficiency

Whether you’re racing in the sand or trail riding through mud

Replacement airboot for 1992-1996 Honda CR250

Hardware not included

HD-X Upgrade Package with Chrome-Plate Slide & Xcelerator Rod | BILLETRON HD300 Carbs 1980-1998-kawasaki-kdx250-esr8101965 1976-78 Suzuki RM125/RM100This upgrade package brings your BILLETRON HD300 carburetor up to HD X specifications. It includes a chrome plated brass slide for smoother throttle operation and increased durability, along with the Xcelerator metering rod for improved fuel response and acceleration across the throttle range. The chrome plated slide resists wear and reduces friction under high load conditions, while the Xcelerator rod delivers a more refined fuel curveenhancing both