need info on old sea horse.

[stanman65]

picked up at yard sale. side decal says johnson sea horse 5 hp.
mod.#916426 tn27.
anybody know what year???? seems to be a screw or something missing from front of motor. after priming, pulled motor over and got gas spray from front of motor.

 

[F_R]

Re: need info on old sea horse.

picked up at yard sale. side decal says johnson sea horse 5 hp.
mod.#916426 tn27.
anybody know what year???? seems to be a screw or something missing from front of motor. after priming, pulled motor over and got gas spray from front of motor.

It is a 1951. There is nothing missing. That hole is the idle air/fuel intake. It leads to a rotary valve inside. The high speed intake is at the carburetor to a third port induction system. Man, you have an education in store for you on this one.