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View Full Version : os or ys??????


supaspat
07-01-2005, 09:04 PM
I just purchased a raptor 90 se kit, wondering which engine would be the best for it, the os with pump or ys 90??? :shock: :badair: :glasses2:

rstacy
07-01-2005, 09:10 PM
ummmmmm.....YS

supaspat
07-01-2005, 09:11 PM
ummmmmm.....YS

why do you think so?

rstacy
07-01-2005, 09:37 PM
ummmmmm.....YS

why do you think so?

http://www.helifreak.com/about7130.html&highlight=


I received a few replies that said "hey, mine runs great stock after I changed to the three needle carb"!

So much for being stock...