Has this engine ever been rebuilt? It may have so much sludge in the oil passages that oil can not circulate. It might be time for a complete overhaul and cleanout. If the engine has been rebuilt recently, you need to check oil output volume and pressure. Unless the oil pump shaft is actually broken, it's very unusual to have no circulation at all.
There is a piece of metal on the connecting rod that splashes the oil around.
The engine oil pan is bolted to the bottom of the engine on your 1994 Mercury Tracer
Oil pumps pick oil out of the oil pan and circulate it throughout the engine. The are located at the bottom of the engine at the lowest point of the pan.
On a 2001 Mercury Mountaineer with the 5.0 liter V8 engine : The engine oil dipstick is on the drivers side of the engine
To change the oil in a 2000 Mercury 150 hp outboard motor, first, ensure the engine is warm for better oil drainage. Remove the oil drain plug located at the bottom of the gear case and allow the old oil to fully drain into a suitable container. Replace the drain plug, then use an oil pump to fill the engine with new oil through the designated fill port, ensuring to use the recommended oil type. Finally, check the oil level with the dipstick and run the engine briefly to circulate the new oil, checking for leaks afterward.
Engine oil goes in the oil cap which is right on the front of the engine and has a picture of an oil can on it.
According to the 2005 Mercury Mountaineer Owner Guide : With engine oil filter change : ( 6 quarts of engine oil ) for the 4.6 liter V8 engine
On a 1999 Mercury Mountaineer , 5.0 litre V8 engine : ( the engine oil pump is INSIDE the oil pan )
On a 1991 Mercury Cougar : The oil pump is INSIDE the oil pan ( the oil pan is bolted to the bottom of the engine )
A 1993 Mercury Capri (with the 1.6 4 cylinder DOHC engine) requires 3.2 quarts of oil.
What is the fuel to oil ratio for a mercury 9.9 hp 2 stroke engine?
According to the 2000 Mercury Cougar Owner Guide : With engine oil filter change : The 2.5 liter V6 engine takes ( 5.5 liters of 5W-30 engine oil )