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See Deal DetailsThe MADDOX® Fuel Injection Pump Tester is designed to quickly test the fuel pump pressure on most injector systems. The tester’s large easy-to-read 3.2 in. dial shows pressure readings of 0-100 PSI., 0-700 kPa scale. The tester easily connects to a vehicle's fuel rail test port using FORD or GM/CHRYSLER adapters.
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