Keyster Yamaha MX250 / MX250A / MX360 / MX360A 1973–1974 Carburetor Repair Kit - KY-0476

Part number: KY-0476.

Supplied quantity: 1 repair-kit package for one carburetor.

Fitment

Yamaha MX250 / MX250A / MX360 / MX360A 1973–1974.

Match the original carburetor identification, gasket shape and supplied calibration before ordering. Multi-carburetor engines require a separate kit for each carburetor. Both main-jet sizes and both slide needles are supplied for the listed applications; select the correct calibration for the original carburetor. Other models listed for individual gaskets or float valves are not complete-kit applications.

Supplied contents

• 1 float-bowl gasket
• 1 float needle-and-seat assembly
• 1 Y247 slide needle; 1 Y24 slide needle; clips
• 1 needle jet / nozzle
• 1 #270 main jet; 1 #280 main jet; supplied pilot jets
• Air screw, idle screw, springs and packing shown

Let Duff Moto Handle the Rebuild

Spend less time at the bench and let Duff Moto MFG handle the rebuild. Mail us your carburetor or complete bank for professional cleaning, inspection and rebuilding, with float-height setup and leak testing before we ship it back.

Explore our mail-in carburetor rebuild service

Rebuild kits and replacement parts are additional to the base service price.