Date: 07-11-25  Time: 23:42 pm

Author Topic: ex up valve  (Read 1071 times)

dave05

  • Cager in Training
  • Posts: 7
ex up valve
« on: 24 May 2019, 05:39:34 pm »
hi guys just a quickie I have a fazer 1000 2005 it has the ex up valve taken of . now is this a good thing or bad thanks

PieEater

  • GP Hero
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  • Posts: 1,366
Re: ex up valve
« Reply #1 on: 24 May 2019, 05:49:20 pm »
It's a bad thing, the EXUP on the Gen1 improves low to mid range power delivery.

dave05

  • Cager in Training
  • Posts: 7
Re: ex up valve
« Reply #2 on: 24 May 2019, 06:21:23 pm »
ah right thanks

ArchDruid

  • Naughty Corner
  • DAS Born Again
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  • Posts: 68
Re: ex up valve
« Reply #3 on: 26 May 2019, 11:07:02 am »
Better to keep it on, unless you ride using mostly the top half of the rev range  :eek
Reasons as per previous post  :)