3669 seem`s heavy to me as I always thought these cars were in the 3,200-3,300 lb range. It seems I learn something new every day.
Last fall one of our chapter members John/xplict took in his 1989 Mustang LX convertible/393 Windsor for a dyno test: DynoRun2.flv - Video - Photobucket - Video and Image Hosting
DynoRun.flv - Video - Photobucket - Video and Image Hosting
Here's the link to some of the Man/Sask chapter Mustangs thread starting with John`s 89: https://www.ford-trucks.com/forums/7...-of-yours.html