2001-2014 Honda BF/BFP8D, BF/BFP9.9D Outboards Shop Manual, Page 94Get this manual
BFBC-BF9.9C
7EXTENSION CASE
aREMOVAL
1) Remove the following- engine cover (P5-1)left and right engine under covers (P 5-2)- gear case assembly (P 4-9)extension separater (UL type only) (P 4-9)2) Remove the four 20 mm flange bolts and lower mount rubber cover6 20 (4)
LOWER MOUNT RUBBER COVER
3) Loosen the 45 mm upper clamp bolt and remove the 45 mm lower clamp bolt