Hi Pieter
Here are some of the other threads on Oil Filters which I think you will find of help.
Special Head Bolts and Service Bulletin on Filters look at the 4th post for the bolts.
http://www.mapleleafup.net/forums/sh...ght=oil+filter
For the earlier frame mounted filter look at this thread
http://www.mapleleafup.net/forums/sh...ter#post244886
Link to some photos on the filter on my web site
http://canadianmilitarypattern.com/H...20Page%209.htm
Hope these help
Cheers Phil