AFAIK all 71-76 401s had the same cam - 296.25deg intake / 303.5deg exhaust and .286" lobe lift although somewhere I have .305 lobe lift for 1974 (?). Ken Ames Quoting eddiestakes@xxxxxxxxxxxxxxxxxxxx: > Anyone that can help out Ed below please feel free to reply and also copy > your reply to him as he is not a member of either group at this time, thanks > in advance to all who might reply. > Eddie Stakes > > ----- Original Message ----- > From: ed hein amcjav401@xxxxxxxxx > Subject: 401cam > > > Eddie, I'm hoping you might have information on the 401 cam specs, I don't > have the it. Somewhere in 1974 possibly, the cam specs on the 401 was > changed, I believe the original lift on the 401 was .457 and the duration > degrees was split at 296 for intake and 303 for the exhaust. Do you have > information on the supposed revised specs that could have been a more > aggressive grind to offset the emission standards at the time in 1974 or so. > someone has said somewhere that this could be a better cam for the 401, any > thoughts or help here? Thanks for any insite. Ed > > > > >