400ex motor in 300ex frame as anyone did this yet

[idk123]

i want to put a 400ex motor in this frame cuz i got it cheap but was wondering if anyone have done this before

[protrax]

Yes it has been done before and works very good ! Go for it

[beastlywarrior]

Something like a cr125 or crf250 would be cooler

[idk123]

but the motor is a 416 with 12.5.1 stage 1 cam harden rockers and p&ped

[chronicsmoke]

Originally posted by idk123
but the motor is a 416 with 12.5.1 stage 1 cam harden rockers and p&ped

Sounds like a fun 300 :muscle:

[madmaxmodquad]

can anybody say sleeper