remove the derby ( round ) cover on the primary. fill until the oil tries to run out. replace the derby cover. we use the same oil as in the engine. 20/50
A type of primary oil that can b used for a Harley Fat Boy is Lucus Primary specific oil & Lucus 85/140. This can be purchased at auto repair shops.
remove the derby ( round ) cover on the primary. fill until the oil tries to run out. replace the derby cover. we use the same oil as in the engine. 20/50
a 1995 Fat Boy uses 3 quarts of motor oil, 1 quart of primary chaincase oil and 24 ounces of transmission oil.
The primary oil goes in the clutch cover (derby) opening, or if you wish you can remove the oval-shaped chain inspection cover and pour it in there. Use one quart.
Oil
Mine held 2 quarts! Contrary to most specs saying 30 or so ounces.
3.2 liters
under the engine on the block
2004 fatboy oil change
In the front of the engine below the front cylinder.
It's to the left and back just a bit under the oil pan.
This would be a primary symptom of a blown head-gasket.