SP-2Z-12F Nason low oil pressure switch, commonly used on the DMT generators shaker spring This will be item number

This will be item number 2 and it will include items 3 and 4 on the Lister Petter drawings

This fuel pipe goes from the fuel pump to the injector

Radiator was a 3 row small

SP-2B-12F Nason low oil pressure switch

SP-2Z-12F Nason low oil pressure switch, commonly used on the DMT generators shaker spring This will be item numberSP 2Z 12F Nason low oil pressure switch, this is a NO, NC switch. This switch is a "falling type switch" that is triggered at 12 psi This switch has been updated to part number MM 2C 12F AT and is physically different, the main difference is that the new switch gives you a choice between normally open and normally closed contacts. On the DMT application you will use normally closed contact (NC) and the common (C) terminals. The 3rd picture will be