Heart of the Pony: Ford’s All-Time Top Mustang Engines 3
1969 Boss 429 The 1969 Mustang Boss 429 was the original monster Mustang, with a huge 429 cubic-inch engine recruited from the ranks of the factory-backed NASCAR teams. The result was 376 “stated” horsepower under the hood of a street-legal Mustang. I say “stated” because in the case of the Boss motor, the engineers were […] More »
By: Mustang Forums | September 1, 2010
