Prox Main Jet for Keihin Carburetor Size 198

The Prox main jet for Keihin 198 size carburetors is a precision part for motorcyclists who want to precisely tune their carburetion. Specially developed for 198 size Keihin carburetors, this main jet delivers consistent fuel delivery and more efficient combustion.

• Type: Main jet for Keihin carburetors, size 198
• Material: Brass construction with precision laser grinding for long service life and reliability
• Precision: Exact drilling and quality control ensure a stable air-fuel ratio across different RPM ranges
• Installation: Simple replacement with standard threading, quick fit during maintenance or overhaul
• Brand/Reference: Prox product line; available under reference JU-45.198
• Condition: Brand new, ready for immediate use

This main jet helps with precise tuning of the air-fuel mixture, resulting in more responsive throttle response, better acceleration, and consistent idle. Ideal for enthusiasts and professionals who service Keihin carburetors and are looking for replacement parts that perfectly fit the 198 size.