Planned to fit a Racefit Growler to my 2010 Fireblade... but am I correct the bike won't run properly without PCV and mapping?
As above will run fine, just hunt a little on warm up, fitting an o2 eliminator helps (about £15-20) until you fit a pcv
Cat is in the end can so gets removed, servo cable needs detaching and can be junked if you get a servo replacement module then just stick a bolt where the lambda sensor was