High Lifter DynoJet Jet Kit for Polaris Sportsman 400 (01-05) - Manual (Page 2)

STAGE ONE INSTRUCTIONS
1. Remove vacuum slide from the carb. Remove stock needles & spacers, noting order of assembly (Fig. A).
2. Install Dynojet needle on groove#2 for applications below 3000 feet, groove #1 for above 3000 feet, using
all stock spacers. Install the Dynojet washer above the E-clip.
4. Remove stock main jet. If you are running the stock exhaust use the DJ142 below 3000 feet, DJ138 from
3000 to 6000 feet and DJ134 above 6000 feet. If you are running an aftermarket exhaust with a HIGH flow
baffle, use the DJ146 below 3000 feet, DJ142 from 3000 to 6000 feet and DJ138 above 6000 feet. Be sure
that the jet you are changing is the main jet.
5. Locate the Fuel Mixture Screw (Fig.B). Using a flat blade screwdriver, turn the mixture screw clockwise
until it seats, then turn out 2.5 turns below 3000 feet or 2 above 3000 feet.
Fig.A
Q514.001
This is Groove # 1
Fig.B
Dynojet Parts
Stock Parts