UK Buell Enthusiasts Group
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exhaust size
https://www.ukbeg.com/forum/viewtopic.php?f=7&t=1143
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Author:  jez [ 19 Jun 2009 14:43 ]
Post subject:  exhaust size

i have a xb 9 sx city with a thunderstorm engine can anyone tell me what size my headers are where they go into my end can as i want to buy a race can and all the ones ive seen are 50 mil but i think mine is bigger than that and dont want to take off the belly pan unless i have to just to check the size .

Author:  Lucky [ 19 Jun 2009 15:33 ]
Post subject:  Re: exhaust size

Measure it yourself would be the wise thing, and you don't even need to take the belly pan off. :mrgreen:

Author:  jez [ 19 Jun 2009 18:47 ]
Post subject:  Re: exhaust size

tried to measure it with a pair of verniers myself but cant with the belly pan on !i wouldnt have asked if it was that easy .

Author:  pash [ 19 Jun 2009 19:07 ]
Post subject:  Re: exhaust size

What year is the bike (date of manufacture on VIN sticker)? What does the oil pump cover look like?

Author:  Lucky [ 20 Jun 2009 07:56 ]
Post subject:  Re: exhaust size

jez wrote:
tried to measure it with a pair of verniers myself but cant with the belly pan on !i wouldnt have asked if it was that easy .


I measured mine with a piece of string.............

Author:  jez [ 20 Jun 2009 08:10 ]
Post subject:  Re: exhaust size

pash wrote:
What year is the bike (date of manufacture on VIN sticker)? What does the oil pump cover look like?

it says jul 07 the oil pump cover is different to my mates 03 xb 9 mine is bigger and oval ish shaped

Author:  jez [ 20 Jun 2009 08:11 ]
Post subject:  Re: exhaust size

Lucky wrote:
jez wrote:
tried to measure it with a pair of verniers myself but cant with the belly pan on !i wouldnt have asked if it was that easy .


I measured mine with a piece of string.............

i wanted to know the size of the bore not the cercumferance

Author:  Lucky [ 20 Jun 2009 08:46 ]
Post subject:  Re: exhaust size

jez wrote:
i wanted to know the size of the bore not the cercumferance


When you say bore, do you mean the diameter?
The circumference divided by Pi (3.142), will give you the diameter.

Author:  jez [ 20 Jun 2009 21:52 ]
Post subject:  Re: exhaust size

yeah its the diamiter or external bore i was after thanks for your maths will do .

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