See also:

Octane rating tips
Using unleaded gasoline with an octane rating lower than recommended can cause persistent, heavy “spark knock”. (Spark knock is a metallic rapping noise.) If severe, this can lead to engin ...

Hitch ball
Choose a hitch ball of the proper size and weight rating for your trailer. ● The required hitch ball size is stamped on most trailer couplers. Most hitch balls also have the size printed ...

Engine serial number
MR20DE QR25DE The number is stamped on the engine as shown. ...