Fuel Pump Pressure And Engine Vacuum Tester Carburetor Valve Adjustment Test Kit
- Condition: New
Seller notes
Exhaust Back Pressure Test and Check Manifold Vacuum How To Test Exhaust Back Pressure Removed O2 sensor and screw gauge and adapter into sensor hole. Started truck. Accelerate the engine to 2500r/min, if gauge read less than13.8 Kpa pressure, showing no blockage. If greater than 13.8 Kpa, means have blockage. How To Check Manifold Vacuum Use this vacuum gauge measure the manifold vacuum pressure, helped you troubleshoot the system and find the failed component. Start the engine and warm up the ...
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