Motorcraft FL-820S,
Fram Extra Guard PH2,
Purolator Classic L24651,
K&N HP-2010,
Mobil1 M1-210,
On a 1997 Mercury Mountaineer : ( 5W-30 ) for the 5.0 liter / 302 cubic inch V8 ( with filter change , 5.0 U.S. quarts / 4.7 litres of engine oil ) According to the Owner Guide
According to the 2000 Mercury Mountaineer Owner Guide : With engine oil filter change : Both the 4.0L SOHC V6 and the 5.0L V8 engines take : ( 5.0 U.S. quarts of 5W-30 )
134a
5W-30 ( according to the Owner Guide ) * with engine oil filter change , 5.0 U.S. quarts / 4.7 liters
On a 2002 Mercury Mountaineer : ( DOT 3 brake fluid meeting Ford specification ESA-M6C25-A ) According to the Owner Guide
According to the 2009 Mercury Mountaineer Owner Guide : ( Motorcraft MERCON - V , automatic transmission fluid is used as the power steering fluid )
THE REFRIDGERANT USED IN A 98 MOUNTAINEER IS 134A. THAT INFO IS ON A STICKER UNDER THE HOOD THAT TELLS TYPE AND CHARGING CAPACITY.
DOT ( 3 ) brake fluid , if that is what you are asking ?
type it in www.google.com
DOT 3 brake fluid
" regular " unleaded , 87 octane
According to the 2009 Mercury Mountaineer Owner Guide : ( Motorcraft MERCON-V automatic transmission fluid is used as the power steering fluid )