Yamaha F15 AND F20 4 STROKE SERVICE MANUAL DOWNLOAD. Use what the dealers use to fix your motor. 2007 up as follows.
- F20LEA/LEHA/LMHA/LPA 4STROKE 6AHK-1037081 THROUGH CURRENT
- F20MLH/MSH/PLH/PLR 4STROKE 6AHK-1000001~1037080
- F20PLHA 4STROKE 6AHK-1037081~CURRENT
- F20SEA/SEHA/SMHA 6AHK-1037081~CURRENT