My go-to sites for exact drop in replacement didn't have yours. So looks like you'll have to convert. Which you'll probably be happier with the finished product that way anyway.
As long as the rest of the carb parts are identical, the plunger should fit right in. So the biggest quest you'll have to answer is how do you want to connect the choke cable at the handlebar? Buy a whole oem style unit? Or just rig one up yourself and leave the rest of the controls alone?