My '94 3.8 uses 5W-30 according to the owners manual
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∙ 13y ago5W-30
According to the 2001 Ford Taurus Owner Guide : ( 5W-20 engine oil ) is used for both the 3.0 liter Vulcan and Duratec engines
According to the 1998 Ford Taurus Owner Guide ( 5W-30 )
According to the 1999 Ford Taurus Owner Guide ( 5W-30 )
The 2004 Ford Taurus Owner Guide shows ( 5W-20 ) for the 3.0 liter Vulcan and 3.0 liter DOHC Duratec engines
The 2005 Ford Taurus Owner Guide shows to use ( 5W-20 engine oil ) * that would be all year *
The 2004 Ford Taurus Owner Guide shows ( 5W-20 ) engine oil for both 3.0 liter engines ( " Vulcan " and " Duratec " )
The recommended coolant type for a Ford Taurus is the green coolant. There are several different brands such as Prestone.
For a 1993 Ford Taurus : ( DOT 3 brake fluid meeting Ford specification ESA-M6C25-A )
I would use 10W30 in the engine
According to the 2001 Ford Taurus Owner Guide : For the 3.0 L " VULCAN " V6 engine / and its flex fuel version ( Motorcraft FL-400-S engine oil filter ) ---------------------------------------------------------------------------- 3.0 L " DURATEC " DOHC ( FL-820-S )
Of course you can but Ford recommends SAE 5w20 oil for your Taurus. So why in the world would you want to use an oil that Ford does not recommend? The answer to your question is NO, use SAE 5w30 and nothing else if you want the engine to last for many years of trouble free driving.