MVA5553 Flowmeter Upgrade Kit


Upgrades MV5546 Fuel Pressure Test Kit into MV5545 FST Pro Fuel System Tester, for automotive fuel pressure and flow testing.


  • Includes flowmeter and accessories required for adding fuel flow testing capabilities to the Mityvac MV5546 Fuel Pressure Test Kit.
  • Significantly reduces labor time to diagnose and pinpoint automotive fuel system malfunctions such as failing fuel pump, block fuel filter, and faulty pressure regulator.
  • Allows visual inspection of fuel for contamination and air bubbles.
  • Patented flow valve quickly performs deadhead test and allows simulation of wide-open throttle (WOT) condition while vehicle is at idle.


  • Flowmeter with borosilicate glass  flowtube, patented flow-control valve,  and 1 gal./min maximum flow  capability.
  • (2x) 4 ft. (1.2 m) long flowmeter hose
  • Fuel bypass hose
  • (2x) fuel hose clamp
  • (2x) fuel hose plug
  • User manual


Packaged weight5.5 lbs. (2.5 kg)
Packaged size14.0 x 13.8 x 3.0 in. (355 x 350 x 75 mm)

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