Several years ago, we installed an Edelbrock Performer RPM Power Package Top End Kit to a 289 in a '65 Mustang, and while it certainly gave the engine a newfound level of power, it wasn't quite what ...
Last month we took a '65 Mustang with a 225hp, 289 4V and did some minor engine tuning to see what kind of performance improvements we could make. After some work on the ignition, the spark plugs, and ...
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