High Lifter DynoJet Jet Kit for Yamaha Rhino 660 (04-07) - Manual (Page 2)

STAGE ONE INSTRUCTIONS
1. Remove vacuum slide from carb. Remove stock needle & spacers, noting order of assembly (Fig.A).
2. Install Dynojet needle on groove #2 for applications below 5000 feet, groove #1 for above 5000 feet, using
all stock spacers (Fig.A). Install the Dynojet slide spring (DSP026) in place of the stock slide spring. NOTE:
The DSP77 spring does not have to be used, it is supplied in case the stock spring is misplaced. The Dynojet
washer (DW0001) does not need to be installed at this time, it is for half step adjustments. After installing the
slides in the carbs be sure to check slide movement manually before airbox installation.
3. Remove stock main jet and replace with Dynojet main jet provided. Use the DJ155 below 3000 feet, DJ150
from 3000 to 6000 feet and DJ146 above 6000 feet. When using an aftermarket exhaust with a HIGH FLOW
baffle, use the DJ165 below 3000 feet, DJ160 from 3000 to 6000 feet and the DJ155 above 6000 feet.
4. Locate the Fuel Mixture Screw (Fig.B).If you see a screw head at Fig. B then proceed to the adjusting
procedure. If there is a plug at Fig B use 5/32 drill bit provided carefully drill through the plug. NOTE: The
mixture screw is directly underneath this plug, be ready to pull back on the drill the instant you break through.
Use screw provided to secure and remove this plug. Using a flat blade screwdriver, turn the mixture screw
clockwise until it seats, then turn out 2 turns below 3000 feet or 1.5 turn above 3000 feet.
Fig.A
Q425.001
This is Groove # 1
Fig.B
Mixture Screw
Main Jet
Dynojet Parts
Main Jet cup must be
re-installed
Stock Parts
Thick Metal
washer