These reed valvs are in my ec 300 right now:
http://cdn1.motocrosscenter.com/shop...-300-97-05.jpg
The site recommends both reed valvs for ec 300 from 2001 - 2 stroke
...
I buy these becouse these are THE same as mine
Or can i turn them upside down to handle the problem?
Thanx for advise