CR carb on my 250R

[Rando Talbot]

I can get a 91 CR250 carb, cable, twist throttle. Does anyone know of any problems putting this setup on my 85 250R? What needs to be changed? What kind of performance gain would I see?

[atc86r]

shouldn't be a problem. what size is it. i know someone who runs cr carb on his trx.