I'm not sure if this is a good deal or not, but I thought I'd pass the information along.

As found on the AZ PCA web site
AZ PCA

FOR SALE: 3.0 LITER MOTOR
TRANSMISSION AND MOST OF A 1980 911 SC car. All in very good condition except the front end of the car. $6,000 OBO. Call Bruce Martz at 602/725-8821 (Dec)

BW added after the original post>
Hmm, I bet this is from last Dec. May not still be avaliable.