A client that owns a nice example ofa '71 Ford Mustang Mach 1 came in to get some tuning. He wanted to get the 351 Cleveland running better.
The Mach 1 was strapped down to the dyno.
Technician began checking the timing.
Technician making adjustments.
After the Technician was done with his adjustments, he made a few pulls to see the power this Mach 1 puts down. It made 346 whp and 364 ft-lbs of torque.
Here is a video of the run: