Re: head torque
According to my manual (Seloc, not the best) it indicates head bolt torque is 225 in. lbs. for all the 40 and 60 HP motors
Only motor that I see that shows head bolts at 270 in. lbs. is the 1984 - 1989 50 HP. Then from 1989 - 1999 the 50HP was also 225 in. lbs.