I don't keep much on the Mercury engines but these are some web sites to review...They don't list a Matauder for 1968 though???

http://popularmechanics.com/automoti...ll/print.phtml

http://users.nowonline.net/cyclone/aboutmer.htm

http://www.cobranet.com/roadtest.htm


http://www.mercurymarauder.org/cgi-b...c-mainpage.cgi

http://www.mercurymarauder.org/cgi-bin/immc-history.cgi


http://www.fordclassics.com/enginespecs.html

Happy New Year...george