Imho the power head
is not from a 1941
Mercury KB-3
it May have been
Replaced with a
1940 Sea King or 1941
Sea King power head
and popet valve
style carb! The 1941
Mercury was a deluxe
model that did not use
a popet valve style
carb. The popet style
carb would not work
or fit under the lower
carb cover.
