YUKIIATIF 42 Pcs Mikuni Carburetor Jet Kit — Main & Pilot Jets for VM/TM Series

Overview

The YUKIIATIF 42 Pcs carburetor jet kit offers a broad assortment of Mikuni main and pilot jets designed to help you fine-tune the air–fuel balance across common VM and TM carburetor configurations. This set is built for riders who want flexible options for dialing in performance under varying riding conditions. It emphasizes practical tuning possibilities and reliable replacement components, without promising guaranteed results.

What sizes are included

• Large round main jets: 90, 100, 110, 120, 125, 130, 135, 140, 145, 150, 155, 160, 165, 170, 175, 180, 190
• Large hex main jets: 130, 140, 150, 160, 170, 180, 200, 220, 240, 260, 280
• Pilot jets: 17.5, 20, 25, 30, 35, 40
• VM pilot jets: 25, 30, 35, 40, 45, 50, 55, 60

Fitment and compatibility

• Fits 42 Pcs Carburetor Jet Kit for VM18 VM20 VM22 VM26 VM24 VM28 VM30 VM32 VM34 VM36 VM38 VM44 carburetors
• Compatible with many Mikuni TM series carbs (TM24 TM32 TM34 TM35 TM36 TM38 TMX)
• Includes options for Mikuni HS40 flat slide w/ accelerator pump, HSR42/45/48, RS34/36/38/40 and more

Engine types and usage

The kit is designed for a wide range of two-stroke and four-stroke street, ATV, and off-road machines. It also covers various VM16-519, VM29, and VM33 components, plus compatible needle jet series (171, 188, 196 with Large Round; 568, 640, 723). You can use these sizes to tailor idle, midrange, and top-end response across different engines. While useful for many riders, results depend on the entire intake and exhaust setup as well as riding conditions.

Notes: This kit is intended as a tuning accessory and replacement parts set. It is not a medical product or treatment solution, and performance outcomes will vary by application.