CORRECT ANSWERS GRADED A+
FOR 2026
1. What do the last two digits of a Yamaha part number indicate?
A. Engine model
B. Production year
C. Country of manufacture
D. Paint code
2. What is the primary function of an anode?
A. Increase cooling efficiency
B. Improve engine performance
C. Minimize the effects of salt water corrosion
D. Increase oil pressure
3. Which number is used to register a Yamaha outboard?
A. Serial Number
B. Model Number
C. Primary ID
D. Engine Code
4. When does Yamaha recommend installing a water pressure gauge?
A. When using stainless steel propellers
B. During engine break-in
C. On all four-stroke engines
D. When the anti-ventilation plate is above the bottom of the boat
5. What is Yamaha's recommended battery type?