Boat is 1970 Penn Yan
Model TUE 17R / ser. W59674 / 210 hp
Casting number 3862194 which is a 283 block. Last made 1967
Engine code V030I3BB. I can't find the suffix listed anywhere, V indicates Flint plant which started production in 68, which matches the OMC model year.
Could this be a 283...