I am have a great deal of difficulty removing this bolt any ideas .I also have a kelow fan fitted .do these realy cool well ,at present I am in the process of changing my camb belt,water pump,exhauhst viscus fan to my master ace 4wd 1986.When I have completed these works we are thinking of selling If any one is interested

- (#10467) Gavin Withey, 31 Aug 03 2:19

Why do you need the pulley off? It can stay on for a belt change...
You'll need to jam it with something to stop it from rotating. Easy with the valve cover off, just stick a bar through one of the holes in the pulley and onto the top of the head.

- (#10468) david miller, 31 Aug 03 2:29