jbolen is referring to the MB 17 degree pump vs the T500. I have sold several of the MB pumps as well and have yet to have an issue. Even used two of them to replace the 15 degree pumps on my Terminator duals on my personal truck.
As long as all of the tunes on the Hydra are the same file size and same hex code there will be no issue switching between different tuners. If there is a slight difference between them, once you're in the "group" of tunes that are different it will switch between them without issue.
DP...
You can run either on the Hydra, it will just stumble switching from one to the other if you use both. The tunes on PHP's server are actually 224kb/225kb format as are their emailed tunes.
The Hydra itself doesn't care which you use. I was just referring to those using Minotaur to look at...
I have been following this thread and although I don't have much to add, I did see where Jim and others were having issues viewing a 224kb file when they have the 256kb definition or vice versa. I found on PHP's website Bill has provided a conversion tool that will switch the file from one to...