Mikuni Tm-38 Flatslide Carburetors - Polaris INDY TRAIL RMK Service Manual

FUEL SYSTEM / CARBURETION
Throttle Synchronization Procedure-

Mikuni TM-38 Flatslide Carburetors

Mikuni TM-38 carburetors are synchronized at wide open
throttle without the engine running. The middle carburetor
on triples, and the PTO side carburetor on twins have a
non-adjustable set screw on the throttle shaft. This carbu-
retor is what the other carb(s) is synchronized to.
1. Remove airbox
2. Remove top caps on all carburetors
3. Hold throttle wide open and view position of
carburetor slide on base carburetor. (Middle carb on
triples, PTO carb on twins.)
4. With throttle held wide open, turn the slide stop screw
with screwdriver until slide is flush with top of base
carb opening.
4.30
Stop Screw