Four Stroke Break In Guidelines
Always use regular gas in tank. Addition of fuel stabilizer is optional but highly recommended.
Run the engine under load (in gear with a propeller installed) as follows:
First Hour of Operation:
Run the engine at 2,000 rpm or at approximately half throttle.
Second Hour of Operation:
Run the engine at 3,000 rpm or at approximately three-quarter throttle.
Next Eight Hours of Operation:
Avoid continuous operation at full throttle for more than five minutes at a time.
After 10 Hours:
Operate the engine normally.