KR-1S.co.uk Forum

Posted: **Fri Jun 20, 2014 5:44 am**

Hi all a quick question what is the visible difference between the kr 250 b barrel and the kr 250 c. The two sets that i have are different [/

] this one has a raised floor in the port and the porting for the kipps is different to

/img]
this one that has a more open port ie flat floor. Any help that you can provide is greatly appreciated

Posted: **Sat Jun 21, 2014 8:49 am**

viewtopic.php?f=22&t=7469

B barrel has siamesed rear boost port, sub exhausts have dividers inside main exhaust where valve spools are

Posted: **Sun Jun 22, 2014 12:09 pm**

thanks for that

barrels whats the difference