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/5 Muffler question

Posted: Wed Jul 27, 2022 12:37 am
by wbmoore
Does anybody KNOW if Cigar style mufflers from a 1973 /5 will fit on a 1976 R90/6 ??? Has anybody actually done that swap ? Is it a straight bolt-them-on swap ??? Thanks.
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Re: /5 Muffler question

Posted: Wed Jul 27, 2022 1:44 am
by Tinkertimejeff
They should fit but if the /5 is a short wheelbase bike they may come up a little short in relation to the back wheel.

Re: /5 Muffler question

Posted: Wed Jul 27, 2022 2:05 am
by Werner1111
You know, I've never seen anyone do that. I've seen /6 & /7 mufflers on a /5, presumably because /5 mufflers were harder to find. I like your idea. I would think it should bolt straight up. The pipe diameter is the same, so it's just a matter of lining up the frame mounting points. As mentioned, just pay attention to whether there are any options related to long vs. short wheel base from the /5.

Re: /5 Muffler question

Posted: Sat Jul 30, 2022 9:02 pm
by wbmoore
….well, I guess we’ll find out.

Re: /5 Muffler question

Posted: Wed Aug 10, 2022 10:42 pm
by wbmoore
Do /5 cigar-style mufflers bolt right on to a 1976 R90/6 ?

Yes they do.

Re: /5 Muffler question

Posted: Fri Aug 12, 2022 11:04 am
by Werner1111
I think a picture is needed as proof!

Re: /5 Muffler question

Posted: Sun Aug 14, 2022 10:39 am
by wbmoore
Will do. Mid week.

Re: /5 Muffler question

Posted: Sun Aug 14, 2022 11:59 am
by Werner1111
Great, thanks. I also have a 1960 R69 and and 1976 R90/6!

Re: /5 Muffler question

Posted: Sat Aug 20, 2022 6:53 pm
by wbmoore
Werner, here ya go. They are not OEM BMW but they fit in all the right holes and don’t bump into anything they’re not supposed to. They’re for a ‘69-‘72 /5. I’m hoping their sound is quiet and as original.
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Re: /5 Muffler question

Posted: Wed Aug 24, 2022 10:54 am
by Werner1111
Very nice! It's going to look awesome when it's all together! Good call on going backwards with the exhaust, and very original idea. I'm surprised I've never seen that before. I really like it.