16.5 ft sidewinder boat had no leg. no head,no intake,exhaust manifold. I know its a 140 mercrusier by bore size, have replaced head, manifold ,have a alpha leg yoke is to long,ordered short yoke,bought new alt [marine] dis has points. my problem some wires are off and no apparent place to hook up.trim switch.interupter,and alt, had external reg. what i need is awiring diagram for something close to this year not noing what year this is. talk about f....dup thanks if anyone can help