2003+ Suzuki DF9.9/DF15 four stroke outboard motors service manual, Page 10Get this manual
GENERAL INFORMATION
ENGINE BREAK-IN
The first 10 hours are critically important to ensure correct running of either brand new motor or motor that has been reconditioned or rebuiltHow the motor is operated during this time will have direct bearing on its life span and long-term durabilityBreak-in period: 10 hours