Moturo carburetor repair kit for Yamaha YFM400 00-12

Moturo Carburetor Repair Kit for Yamaha YFM 400 Big Bear 00-12

The Moturo carburetor repair kit for your YFM 400 Big Bear ATV/Quad (MY 00-12) — the wear components that cause problems after long periods of inactivity or fuel aging. O-rings, float needle valve, jets, and jet needle, ready to install.

The repair kit renews the wear parts in the constant-pressure carburetor of the YFM 400. The scope of delivery includes sealing rings, float needle valve, jets, jet needle, and small parts. It covers the Yamaha YFM 400 FWA, FW, FPR, and Big Bear models (model years 2000 to 2012) with 386 cc and 401 cc displacement. After long periods of inactivity or fuel aging, the float needle valve and jets often seize up.

Replacement in about an hour with a screwdriver set, hex key set, and common carburetor tools.

Repair kit for your YFM 400 ATV/Quad, made by Moturo.

Performance · Material · Facts

• Scope of delivery: O-rings, float needle valve, jets, jet needle, small parts
• Fits YFM 400 FWA, FW, FPR, and Big Bear (model years 2000 to 2012)
• Covers 386 cc and 401 cc variants
• Component quality meets or exceeds original components according to the manufacturer

Important notes – please read

Original spare part design, no separate ABE (general operating permit) required. Before installation, compare the jet configuration and jetting with the workshop manual for your YFM 400. For deviating model codes (e.g., YFM 400 FWAR or special models), check the jetting based on the carburetor identification.

Tools & Time Required

• Screwdriver set
• Hex key set in common sizes
• Socket wrench and open-end wrench for carburetor mounting
• About one hour for an experienced mechanic

Scope of Delivery

1 × Carburetor repair kit consisting of O-rings, float needle valve, jets, jet needle, and small parts. Not included: carburetor housing, float body, diaphragm, tools.

Frequently Asked Questions

Does the kit fit the YFM 400 Kodiak (from 2003 onwards)?
Compare the jet configuration with the workshop manual based on the carburetor identification before installation.

Does the replacement need to be registered?
No. Original spare part design, no ABE required.

What is not included in the repair kit?
Carburetor housing, float body, and diaphragm are not included and are to be reused.