Autometer Universal Gauge Mounting Cup - 2-1/16" (52.mm gauges) Electronics Our 3" version measures 28"

Our 3" version measures 28" end to end

due to the difference in the top hat and spring diameter

The two stage clear over black finish is extremely resistant to scratching and corrosion

These have a nice angled boot over the factory straight ones for better positioning and a little extra length for people running a taller valve cover due to higher ratio rockers

Autometer Universal Gauge Mounting Cup - 2-1/16" (52.mm gauges) Electronics Our 3" version measures 28"Finding the perfect place to mount your AutoMeter or other manufacturer gauge can be a challenge sometimes. Using AutoMeter's universal gauge cup, you can mount your gauge anywhere you see fit. The universal pedestal gauge cup can be mounted inside or outside of the cabin, on top, or under the dash. Features: Fits 2 1 16" gaugesCan be mounted inside or outside of the cabinIncludes requires mounting hardware