what year is my engine?

[wyoman74]

i have a 150 horsepower motor serial number is 3629898 off the block and 1440-3255 is number off swivel base have no idea what i have here!the cover says direct charge six and thunderbolt ignition what ratio is the mixture supposed to be?i am new to the boating world and am kind of at a loss here.

 

[Dunaruna]

Re: what year is my engine?

Merc 1500, built in the US of A in July, 1973. 50:1 fuel mix ratio.

 

[wyoman74]

Re: what year is my engine?

thanks alot pal now i am in business

 

[oops!]

Re: what year is my engine?

thanks alot pal now i am in business

welcome to i boats..........heh heh heh....our guys are good!