Posted 4/8/2021 11:09 (#8939732 - in reply to #8939536) Subject: RE: What are the big plugs in an 1800 Oliver diesel head???
Cartwright, McKenzie County, North Dakota, USA
They are called expansion chambers. Do you have a service manual? Do you know what series 1800 it is, A, B or C? Open file attached, picture breakdown of the cylinder heads. Key 28-31
What are the big plugs in an 1800 Oliver diesel head???
