Home › Forum › Ask A Member › What model year for 9.9 Mercury › Re: What model year for 9.9 Mercury
July 6, 2016 at 1:39 am
#39661
1986 was first year for the 9.9, and since HP is rated at the propshaft instead of the powerhead like the 9.8 it replaced, it will run circles around a 9.8.
Sweet runnin’ motor!
Dave