Ford 289 Engine History. By the time the 289 came around, Ford had already established their Windsor V8 small block formula. The initial 221 cu in "Fairlane V8" was debuted in Fairlane and Meteor models for the 1962 model year. In 1963, the 221 V8 was replaced with the Ford 260 which featured a larger 3.80" cylinder bore while sharing a.. 5 thoughts on " 1966 Mustang Wiring Diagrams " admin says: March 27, 2014 at 10:48 am. need color codes for hooking up the coil wire and heater motor mike — February 5, 2013 5:13 PM . Very helpful diagrams!!!!! Thanks Ted Curtice — April 18, 2013 12:58 PM .
I have the Mustang 1964 1/2 - 1973 Restoration Guide by Tom Corcoran and Earl Davis. It has some nice exploded diagrams covering every part of the car. 1965 GT Hardtop, A code 289, Auto, Rally Pac, A/C, Benchseat, Wimbledon White with Std Black Int.. Here's the wiring diagrams: 1966 Mustang Wiring and Vacuum Diagrams I agree that the shop manual for your year would be best. I keep all my notes, casting numbers, modifications, part#'s, maintenance, etc. in this book so it is a one stop reference. Available ~$50 at most mustang suppliers, 2 I use the most - www.nationalpartsdepot.com