. Use in vacuum gauge/fuel pump tester
. Designed for performing pressure and vacuum tests on
  mechanical and electrical fuel pumps (up to 10 psi),
  this valuable instrument can also diagnose a wide
  variety of engine problems including improper valve
  timing, burned, chipped or stuck valves, sticking
  choke, leaking manifold, improper fuel mixture, and
  more. The detailed gauge face illustrates normal and
  abnormal ranges of vacuum, and provides input for
  diagnosing common malfunctions.
. Gauge face illustrates normal and abnormal operating
  ranges, and provides input for diagnosing common
  malfunctions.
. Includes instructions for testing and diagnosing
  fourteen(14) critical engine and fuel pump functions.
. Specification:
  . Dial Diameter: 3 1/2" (90 mm)
  . Pressure Range: 0 ~ 10 psi/0 ~ 0.7 kg/cm & 0 ~ 30 in
    Hg/0 ~ 76 cm Hg. (indicates both pressure and vacuum,
    readings indicated in psi, kg/cm in. Mercury (Hg),
    and cm mercury (Hg) with barb fitting)
  . Housing: black-painted steel
  . Ring: black-painted steel
  . Lens: glass
  . Pointer: flat white-painted aluminum
  . Brass tube
  . 630 mm long oil resistant hose
  . 3 pieces adaptor (universal fuel line adapter,
    tapered adapter, tee adapter)