V-Engine Quiz 3

It is recommended to use Ring Free Plus _____

• 1 oz per 50 gallons of fuel ( continuous use)

• As an oil additive for "shock treatment" only

• 2oz per every 5 quarts of engine oil

• 1oz per 10 gallons of fuel ( continuous use)

You can use automotive oils in your Yamaha Outboards if minimum specs are met

• True

• False

Which of the following should you do prior to checking the engine oil level on an engine that has been run?

• Loosen the fill screw to vent the crankcase.

• After running the engine, wait five minutes before pulling the dipstick

• Tilt the engine at least half way up for at least five minutes, then tilt down until level.

• Ensure the engine is trimmed all the way down.

Draining the engine oil through the drain screw versus extracting it through the dipstick tube, guarantees all the oil will be removed.

• True

• False

You should only check spark plug gap if the spark plug looks damaged.

• True

• False

What does FWC stand for?

• Four cycle/ Weighted

• For cycle/ Ashless

• Four cycle/ Water cooled

• Federal Complaint Watercraft

Why is it best to warm the engine up prior to draining and changing the engine oil?

• This ensures any impurities will be suspended in the oil.

• To make the oil thicker for easier extraction.

• To ensure the oil filter is full of oil prior to removing/ replacing it

• To ensure the oil filter is empty of oil prior to removing/replacing it

Which of the following could cause an elevated oil level?

• The engine is running hot

• The engine is running too cold

• Running the engine with too much positive trim

• The thermostat is stuck closed

Which of the following reasons cause engine oil to appear white or milky

• fuel is blowing by the rings and diluting the oil

• The engine has just been run at a high RPM for an extended amount of time

• The engine has been idling for an extended amount of time

• Water has entered the crankcase and contaminated the engine oil

What weights are available in YamaLube 4-stroke outboard engine oil? Check All That Apply

• 5W30

• 10W30

• 10W40

• 20W40