Took one of my mufflers apart, and they were completely empty Insulation material completely gone. No wonder they were so loud....
Now in the process of repacking them;

Hi Paso750, thanks for the reply; I have had contact with Duc-Only.nl already, but at this time he didn't have 907 mufflers in stock. Maybe the repacking would be an option... I never did it with these mufflers. I had them removed from the bike and I can hear things rolling around in them.... so som...

Hi everybody, After owning my 907IE for almost 19 years now, I am getting a little bit tired of the loud noise the exhaust is making.... Bike is fitted with Termignoni mufflers and they are very loud. Secondly, these "open style" mufflers are considered illegal in most countries in Europe,...

Hi Laddie, Sorry for the late reply, but I was busy with study and finetuning the bike :lol: But I think my problems are over. In the old situation (without the sig-butt) I had to increase the mixture in low-rev situations by turning the CO-screw kind of rich. Otherwise it was kind of a harsh ride b...

Hi all, I'd like to pose another posibility for our misfire problem; I've had this problem for a couple of years now and recently I installed the "ciggie-butt tweak". Since then I encountered the misfire once when I rode on the highway. Then I remembered a problem I had with a previous bik...

Hey guys, While I was changing the oil today, I discovered some small metal parts on the magnet that is attached to the drain plug..... the biggest part is approx 7mm long and looks like it used to be part of a M3 bolt. vagually some sort of thread is visible. Has someone got any idea what is going ...

Hi Guys, Have observed these "3000 rpm hiccup" posts for a while now, and I have the same problems for a couple of months now. Just kicked in all of a sudden. Symptoms with my bike are: misfires and hickups between 2500 and 4000 rpm when engine is hot. One moment I'm traveling 80 km/h with...