Johnson Evinrude OMC Engine Tuner

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List Price: $13.19
Starting At: $11.21
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Johnson Evinrude OMC Engine Tuner

Johnson Evinrude Engine Tuner is recommended to maintain full power and efficiency in outboard motors, marine engines, power tools, snowmobiles, and other internal combustion 2- and 4-cycle engines. For use in engine tune-up to remove gum and varnish build-up, excessive carbon deposits from rings, pistons, valves and ports. Spray through air intake of 2 and 4 cycle engines for improved performance. Treatment is recommended every 50 hours or at least once a year.


  • 13 oz. Spray Can
  • Removes deposits
  • Cleans combustion chambers
  • Not to be mixed with oil

How to Use Johnson/Evinrude Engine Tuner

  • Remove propeller.
  • Run motor to normal operating temperature - Never Run Motor Without Cooling Water.
  • Set motor at fast idle (about 1200 RPM).
  • Spray can contents into carburetor throat(s).
  • Do not let motor stall until can is empty.
  • When can is empty, turn off motor and let soak for 3 to 16 hours.
  • Restart motor and run at fast idle (1500 RPM) for at least 15 minutes.

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