1979 mercury 1150 distributer sticking needs greese starting to seize is this a common problem.Losing power throtle not engageing all the way lack of grease its not getting full acelloration.Other than that motor runs great,Question being what grease to use here,is this common problem.Dont really want to pull distributor if I dont have too,is there an easer way or any tricks there are hydralic nipples there to grease not sure if they will grease 100% thanks.