1-7 bar glycerine filled fuel pressure gauge
The Glycerine helps to smooth out any tiny fluctuations in the pressure which can prematurely wear the gauges
If you're adjusting your fuel pressure via an adjustable fuel pressure regulator, you really need to know what pressure you're setting it at rather than just twidding the knob and hoping for the best...
Fuel line adapter available separately.
This gauge has a 1/8BSP screwthread so you can fit it directly into any fuel pressure regulators that have the right fitting.