250x motor in 300ex?

[300ridr]

hey guys will a 250x motor bolt up in a 300ex? will i need to do some major rewiring or will most of it still be the same? how will my headlight work, too?

[XR200R]

same damn motor, just a kick start, basicly bolts up fine...id personaly put a 350x motor in it.

[300ridr]

what about the wiring?

[cik orange]

YOU NEED TO USE 250X WIRING HARNESS BUT OTHER THAN THAT EVERYTHING ELSE IS THE SAME sorry did'nt know caps was on

[smr]

yes...you will need the 250x wire harness and also the 250x cdi

[300ridr]

thanks guys, he actually sold the motor, but i was just wondering in case. :(