Originally Posted by Velognome

FWIW, a little motor oil down the seat tube can soften up old grease. Some of my English bikes have ports in the BB for this ( pre-war generaly have oilers & post war have grease zerks) anyway with the elimination of oilers and zerks, the seat tube makes a wonderful "oil port" . I've often thought of extending the business end of a grease gun 40" or so, just to slip down the seat tube and fill the BB.