• [Main jet set details] Mikuni hexagonal/small (6X8) main jet. Contains 6 pieces, 1 piece of each number #105#110#115#120#125#130. It covers almost all the standard adjustment ranges of carburetor main jets, and includes a complete set of the main numbers required for tuning. A dedicated storage case is included for convenient storage and management.
• [Compatible models] TZR50 (3TU), YB-1 (58E), RZ50 (5R6/1HK), etc. YSR80/YSR50/TDR50/TDR80/DT50 ('88-'96)/RZ50 5R6/RZ50 1HK, etc.
• [Size] Main jet diameter 6mm x height 8mm, M5.3 x P0.9. We have multiple sets of frequently used numbers for each car model, so please choose your favorite set.
• [Application] This is an important component that controls the amount of fuel sent to the engine at medium to high speeds, from halfway to fully open throttle. If the engine does not run well when the throttle is fully opened, it is necessary to properly size and adjust the jet.
• [Recommended points] This product is made of high-quality brass, so it has high strength against bending and deformation, and has excellent wear resistance, heat resistance, and durability. Additionally, the highly precise engraved numbers are extremely clear, contributing to improved visibility and operability.