They actually make a special oil pressure switch socket. http://www.amazon.com/Lisle-13250-Pressure-Switch-Socket/dp/B0002SR2RY
Call local parts stores and one will have one in stock.
Tester
They actually make a special oil pressure switch socket. http://www.amazon.com/Lisle-13250-Pressure-Switch-Socket/dp/B0002SR2RY
Call local parts stores and one will have one in stock.
Tester