924, 924 Turbo Service Information, 1980 Model Year, factory publication 4590.21. Dealership mechanic training booklet. Covers all changes for 1980 models: transmission, brakes, power windows, oxygen sensor system, and much more. Includes extensive tech specs, drawings, charts, photos on engine, transmission, body, etc. Softbound, 36 pages, 8x12", four-ring binding. Excellent except smudges to cover (see photo), clean inside, no markings. $35 plus $4 US shipping; credit cards, PayPal accepted. Frank Barrett, 303/237-0911,
fdb912@gmail.com (please contact me directly, as I rarely check PMs).