70 Kawasaki A7 Avenger discussion forum: RE: When I was young
Title
RE: When I was young 
Entered by
Al Nord 
Date
2005-02-08 18:33:37 
I remember that Kawasaki used a fiber composition rotary valve on the 350 SS and they had problems with them falling apart at RPM. I am not sure if they replaced them with metal ones or not. there were articles on modifing the rotary valve to get a bigger intake charge. 
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