20 Most Recent 2003 Buell Firebolt XB9R Questions & Answers

You may need to adjust the lash on your vales or replace your hydraulic lifters

It is just below the fuel pump wiring where it exists the frame.

I have the same bike. I way 170 lbs an i run 38 in the rear an 36 in the front.Thats what the manual recommends an it has served me well. Nice bike!

try opening the engine sounds like the gears might of jumpt out of place

Not sure what you mean? The caliper on the xb has multiple pistons in it of multiple sizes.

You have to TUNE THE ECM FOR YOUR MODS. Just bolting on parts is a GREAT WAY TO MAKE YOUR ENGINE GO LEAN AND BLOW UP! It needs that additional fuel to make the power you want.