The Ford Barn - View Single Post

Pete · 10-04-2020, 07:48 PM

The amount of leakage from the different thread pitches will be insignificant.
It is standard practice to drill a .040 (1mm) hole in the plug on high performance engines.
(to oil the gear)

10-04-2020, 07:48 PM	#8
Pete Senior Member Join Date: May 2010 Location: Wa. Posts: 5,407	Re: Oil gallery plug to 8ba The amount of leakage from the different thread pitches will be insignificant. It is standard practice to drill a .040 (1mm) hole in the plug on high performance engines. (to oil the gear)