> Removed my collector box & down pipes 3 years ago ( including catalyser
> inside )
> Replaced with down pipes/collector box from yamaha thunder ace .
> Cut thread lug off old box for sensor and rewelded to new one .
> Cut and rewelded outlet to muffler to line up correctly.
> Welded plate on where valve used to go on collector ( thunder ace )
> Lined up at head ok .
> A lot less restrictive , more power , from 94bhp to 106 with air filters (
> S&B) , power goes right to the red line , doesn't die out at 7000rpm .
> Bike runs ok , slight loss of bottom end power.
At least one little problem, Nick. The ThunderAce isn't available in the
good ole US of A.
Regards,
Henry S. Winokur
94 GTS1000, AMA, MRF,
Nationally Certified Riding Instructor
West Bethesda, MD USA
