Originally Posted by DarkCandy08GT
I see most tuners set the shift RPM's on an auto at 7K some as high as 7500. Yet looking at dyno's it seems the engine starts losing power around 6500. Has anyone tried different shift points and had better results with the rpm set at 6800 or found better at 7K plus?
The FRPP tune shifts at about 6800 RPM. Probably the only way to see what is best is at a dragstrip and looking at the 1/4 ET. Then, your differential gearing, and what gear you can go through the trap, is probably a big factor in deciding at what RPM to shift.
2013 Mustang GT Convertible
Candy Apple Red, Auto, FRPP Tune, GT500 Axlebacks, KONI Yellow Sport (adjustable dampers), FRPP Front and Rear swaybars, Custom Removable 4 Point Roll-Bar, FRPP BOSS 302 Low Expansion Brake Lines, DOT 4 Break Fluid, Hawk Ceramic Brake Pads, MGP caliper covers, FORD Aftermarket Chrome Wheels 9R37-1K007-A, Michelin Pilot Super Sports - 235X50X18 ..2011 Mustang V6 gone