Installation Manual

Q414.001

2001-2005 Yamaha 660R

Raptor

Stage 2

For mildly tuned machines using a modified air

box, with a stock or aftermarket filter. May also be

used with a good aftermarket exhaust system.

Parts List

1 Main Jet DJ136

1 Main Jet DJ138

1 Main Jet DJ140

1 Main Jet DJ142

1 Main Jet DJ144

1 Main Jet DJ146

1 Main Jet DJ148

1 Main Jet DJ150

2 Fuel Needles DNO660

2 Slide Springs DSP026

2 Needle Springs DSP77

2 Adjusting Washers DW0001

2 E-Clips DE0001

PAGE 1
Q414.001 2001-2005 Yamaha 660R Raptor Stage 2 For mildly tuned machines using a modified air box, with a stock or aftermarket filter. May also be used with a good aftermarket exhaust system.
PAGE 2
Q414.001 STAGE 2 INSTRUCTIONS 1. Remove the intake snorkle from the air box lid. With a sharp knife remove the two flaps shown in Fig.C. The intake snorkle should look like Fig.D after the flaps are removed. NOTE: This step must be performed in-order for the jet kit to function properly. 2. Remove the vacuum slides from the carbs. Remove the stock needles & spacers, noting the order of assembly(Fig.A). Fig.C 3. Install the Dynojet needles on groove #4 from the top, using all stock spacers.