How do you adjust the idle speed on a Yamaha Razz carburetor?

Answer:
there is a little screw on the back of the carb. if you loosen it, it will idle slower, tighten it, it will idle faster.
First answer by ID1197592296. Last edit by KillerKrash1333. Contributor trust: 2 [recommend contributor recommended]. Question popularity: 20 [recommend question].