Note: These numbered photos and information are to be used as a guide to remove the secondary butterflies. Be sure to review all photos before you start the work, feel free to call Dale if you have any questions.

Click on the photos below for a larger view.

1

  Remove the fuel tank and side panels, loosen up the air box  by removing the  top mounting bolts.

2

Loosen up the air box velocity stack clamps, then pull it  back off the throttle bodies.

3

Loosen up the intake manifold clamps and pull the bodies out of the manifolds. Disconnect  the injector plugs, necessary hoses and wire connectors. Slide the throttle bodies out the right side of the bike. The cables can remain connected if desired. Lay a towel against the engine to prevent scratching the paint. It's not bad idea to a have another set of hands from this point on.

4

Close up of secondary butterfly

5

Use a perfect fitting phillips bit to remove the butterfly shaft screws, putting a little heat on these with a solder gun or micro propane torch first is not a bad idea.

6

Once the screws are removed, slide the butterfly out from the shaft.

7

Close up of removed secondary butterfly

8

This photo shows the totally opened up air box back cover, make yours look like this one. Use a dremel tool and a hand held sander to do your work.

Note!  Re-assemble in the reverse order then install the K&N air  filter. Be sure to remove the thin rubber gaskets from the air box cover and air box receiving groove. Remember a good throttle body sync is recommended for the best response, fuel mileage and a smooth idle

When you receive your TFI Tuning box please give Dale a call for his Stage 2 settings and a few simple tuning tips (831)-761-2808

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