You are probably correct. I tried downloading specs off of a website. It did not come out of my 74, it came out of another guys 73. The mechanic who was going to rebuild it said it was definitely a 4 bolt main. But that is why I decided to go with a crate motor then I know it is built correctly!
PANTERA INTERNATIONAL
A DE TOMASO CAR CLUB
Presents the De Tomaso Forums
The On-Line Meeting Place for De Tomaso Owners and Enthusiasts From Around the World
Clicking on the banner will take you to the sponsor's website.