valve

The answer may be on the site somewhere but I have yet to find it. I am new with a used 2002 FZS10 with 34,000 miles. Besides having to address some clutch issues etc. My motor began to run really ratty. It appears the servo motor for the exup valve is not working as when I wired the valve open...

Hi I was wondering if anyone can help me. I have to install my stock exhaust back on and after hooking everything up I don't think the servo motor cables are doing what they are supposed to do. If I turn my key on, the servo motor turns to the right a little bit, but the actual EXUP valve does...

Hey Folks, I've got a 2005 FZ1 with an EXUP valve problem. I swung by my local shop today after suddenly having very little power at around 5k-5.5k RPMs on the highway, and we did a few diagnostics. The shop manual says to replace the Ignitor unit based on the troubleshooting steps, and we...

Recently I heard a rattle in my exhaust, so I decided to investigate by removing the exup valve and seeing what was in there. After doing some research later I found out that some FZ's after awhile will develop a rattle from the small bushing/washer located on the exup valve. Well through the...

Hello all, Just wondering if the standard can will still perform well/keep volume sub 105db for track days without the valve cables hooked up... as I don't have the cables! Many thanks

Some oil filters state their bypass pressures with one number while others state bypass pressure with two numbers. Example: Fram XG7317 is listed as 13 psi while Purolator PL14610 is listed as 14-18 psi. 1. Does 14-18 mean the bypass valve opens at 14 psi, or 18 psi, or any pressure in...