I have a 1989 Sea Sprite 175 SS
Came from the factory with 4.3L 175hp and Alpha 1 drive with 1.84 ratio.
Previous owner didnt winterize and the block split, I bought the boat like that.
I decided to go with a 5.7L 260hp rather than the 4.3L.
New motor is reman marine 350 roller cam with 4bbl...