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5W20 synthetic.
You should look for the engine defects when looking at a cheap and used car. You really don't know where that car has come from, so you need to make sure the engine is nice and good.
It is a 3.8L, it is also used in the minivans.
520
I would recommend at least Grade 8, just to make sure.
the chemicals used to make the degreaser and how to make it
According to the 2008 Mercury Sable owners manual : ( the Motorcraft FL-400-SB12 engine oil filter is used for the 3.5L V6 engine )
alloys
That's a 360 no but they were used with that same no (I think) for 20 years. You should check VIN and get build date for chassis, usually engine is within 12 mos prior to chassis and you want to make sure engine is original, Make sure also head nos match engine block.
The smallest engine used to build a car was found in the 1962-65 Peel P50 at 49 cubic centimeters. The smallest engine found in current product cards is the 2008 Tata Nano.
SAE 5W-30 engine oil, Gastrol GTX is the best choice I ever used, so I always use it!
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