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Aftermarket Exhaust?

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malcolmgb
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Location: Midlands UK & Cleveland OH

Post by malcolmgb » Mon Jun 22, 2015 6:38 pm

LOUD MOUSE wrote:How many of the 250cc pipes do you have?. ............lm
In what way do the 250cc differ from the 305cc I am not sure about the pipes i have for my project, they have the remains of a muffler on one and when I offer up the shields there is one too many brackets which can easily be removed.
1977 CB400F
1973 CL175
1976 XL175 - Sold
1964 CL72
1966 CA78

LOUD MOUSE
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Post by LOUD MOUSE » Mon Jun 22, 2015 6:55 pm

The CL72, 250cc has a left side pipe which turns quickly as it exits the head.
The CL77 has that pipe with apx. 1 inch before it turns.
You have the 1967 issue pipe. ..................lm
malcolmgb wrote:
LOUD MOUSE wrote:How many of the 250cc pipes do you have?. ............lm
In what way do the 250cc differ from the 305cc I am not sure about the pipes i have for my project, they have the remains of a muffler on one and when I offer up the shields there is one too many brackets which can easily be removed.

OldScrambler
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Post by OldScrambler » Wed Jun 24, 2015 5:22 pm

Malcolm...........LM turned me onto that little 'bend' difference about 10-years ago. I'm not sure if all of the '65 CL72s had the different pipes from the '65-'66 CL77s..........but your '64 should have the shorter bend with 4 shield-tabs. Not many would notice the tight bend, but removing the tab is not so easy to hide (I tried)...........especially if its planned to be re-chromed. BTW......if your other pipe 'nests' with the 5-tab unit at the side frame-mount, it will NOT nest with the earlier pipes.

Maybe you will need to travel with a slightly longer suitcase...........

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G-Man
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Post by G-Man » Thu Jun 25, 2015 3:02 am

I've shipped a few sets back on my travels. LM's description of the difference is very handy as I could never quite work out what that was. i wonder why it changed?

I've had the tail section replaced on a could of sets which were then re-chromed. Need to check the fit now.....

G

OldScrambler wrote:Malcolm...........LM turned me onto that little 'bend' difference about 10-years ago. I'm not sure if all of the '65 CL72s had the different pipes from the '65-'66 CL77s..........but your '64 should have the shorter bend with 4 shield-tabs. Not many would notice the tight bend, but removing the tab is not so easy to hide (I tried)...........especially if its planned to be re-chromed. BTW......if your other pipe 'nests' with the 5-tab unit at the side frame-mount, it will NOT nest with the earlier pipes.

Maybe you will need to travel with a slightly longer suitcase...........
'60 C77 '60 C72 '62 C72 Dream '63 CL72
'61 CB72 '64 CB77 '65 CB160
'66 Matchless 350 '67 CL77
'67 S90 '77 CB400F

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malcolmgb
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Joined: Mon Nov 07, 2011 11:52 am
Location: Midlands UK & Cleveland OH

Post by malcolmgb » Thu Jun 25, 2015 4:57 pm

So if I have a matched pair it really doesn't matter is that correct?
Maybe you will need to travel with a slightly longer suitcase...........
That is a sore point at the moment and I still have a CL175 system over there. :(
1977 CB400F
1973 CL175
1976 XL175 - Sold
1964 CL72
1966 CA78

OldScrambler
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Location: Wisconsin, USA

Post by OldScrambler » Sun Jun 28, 2015 5:11 pm

Matched sets are best............matched to the bike is a tolerance of correctness.

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