CRF 450 engine swap 05 frame??

[simon7]

I'm building a new quad. I think I'm going to go with a 05 frame. Whats the deal with using a crf engine? Will it bolt right in? What year CRF should I be looking at. I don't want to go efi. THANKS!!

[chronicsmoke]

Your best bet is to talk to this guy:

http://www.exriders.com/vbb/showthread.php?s=&threadid=491008