Fits in 2 1/8 hole.
It will display either #1 or #2 cyl or which ever is max EGT with preset max warning light. I used to run it to display max EGT. Warning light could be seen at the lake in full sun.
RPM with shift light.
All changes can be made with the supplied handle bar mounted button to scroll through the displays on the go.
Can also record upto 6 minutes of data.
http://www.racepak.com/downloads/pdf/av1manual.pdf
This will work on bikes with valves n stuff.
