Easily Add Power with Tunit Tuning
Tunit provides an efficient and adaptable method of enhancing a vehicles performance (power and torque) without the need to alter the vehicles original equipment or programming. The advantages of the Tunit are; adjustment for optimum efficiency (both manually, by the customer and electronically, via a PC by a distributor), flexibility, as in movement from one vehicle to the next and ease of installation. The principle of Tunit is to provide all these advantages that previous methods of tuning such as EPROM replacement and "flashing" or OBD tuning could not. [Complete Article]
Hello Tim and welcome to the board. You should check out the local club Minis of the Rockies (MOTR) www.minisrock.com based in Denver.
I dunno about timing, but less air pressure means less air and you need to lean it out a bit, if it was running fine from where it came from, I would say that just one notch of the adjusting nut is all that is needed or a 1/4 turn of the adjuster screw, depending on the carb type.
hi guys i just bought my first mini and brought it to colorado at 5600 feet i know i need to reset the carb and timing. what is the rule of thumb for the timing????????? let me know tim