Quote:
Originally Posted by rchaskin
If I remember correctly, someone said that if you pull out the hose bungs in the waterpump, the holes that are left are the tap drill sizes for 1/2 NPT and 3/4 NPT. Then they installed allen head plugs in the holes. It looked really clean. You will have to search to find out for sure.
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I did this for NPT to AN adapters for my heater hoses, could just as easily put a pipe plug in there. No drilling needed, just patience with a pipe thread tap.