Some of the links are broken from when the forum had its melt down.
Part 2: The Install
https://www.crossfireforum.org/forum...0&page=2&pp=10
The Mr Dyno is similar to the G-tech (an earlier model) It records the data for review on a PC. Like many lower cost instruments it is accurate but noisy. The data needs to be processed a bit to be useful. The Mr Dyno is small, has many functions, and is low cost.