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802 Review
49 Karma

Review on πŸ”§ RB-K70A Carburetor for Zama with Plug by Charley Martinez

Revainrating 3 out of 5

The high-speed nozzle is closed and not adjustable.

Echo used this carb on many different models. Unfortunately, this carburetor's fuel mixture is matched and not designed to be matched to your specific machine. Youtube has videos on how to drill out the plastic plug to access the high speed jet adjustment. Then you need a precision flathead screwdriver. My car ran poorly and got stuck until adjustment, after which it became Champion!

Pros
  • Absolutely amazing!
Cons
  • I vaguely remember