4 MARIE
New member
Because the crankcase (alloy) and drain plug (steel) expand at different rates.
You can heat the area directly around the plug with a small torch, before grabbing
and removing pesky plug.
just warming engine won't do it, because that allows plug and crankcase to heat "together".
You can heat the area directly around the plug with a small torch, before grabbing
and removing pesky plug.
just warming engine won't do it, because that allows plug and crankcase to heat "together".