Homemade Cooling System Pressure Tester

The Fourth Amigo

Well-known member
Apr 20, 2009
0-30 PSI Pressure Gauge
1/4" Ball Valve
5/16" - 1/4" Hose Barb Connectors
1/4" Cap
5/16" ID - Fuel Line
1/4" Air Hose Fittings

I used the air gun handle for more filling control and the ball valve as a lock.

This was cheap and worked for me.

I showed this in another thread but thought it might help someone over here. Perhaps this is a common thing people do. I haven't seen it before.