Prox Main Jet for Mikuni Carburetor Size 540

The Prox main jet for Mikuni size 540 carburetors is a precision component for anyone focused on tuning sport and off-road motorcycles with Mikuni systems.

• Type: Main jet for Mikuni carburetors
• Size: 540
• Material: Brass/bronze alloy for durable, heat-resistant performance
• Fits: Directly compatible with Mikuni carburetors that require a size 540 main jet
• Quality Feature: Precision-machined with a premium finish for consistent fuel flow

This Prox main jet is designed to precisely adjust fuel delivery, delivering improved throttle response and consistent combustion across varying RPM and load conditions. It is ideal for maintenance and tuning of motorcycles fitted with Mikuni carburetors, where a reliable size 540 main jet is essential for optimal performance.