10w30
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According to the 2005 Ford Explorer Owner Guide :
For the 4.0 liter V6 engine ( 5W-30 )
For the 4.6 liter V8 engine ( 5W-20 )
5 W 20 , is used in the 4.6 liter V8 , according to the 2005 Ford Explorer Owner Guide ( 6.0 U.S. quarts with filter change )
15mm
( 6 quarts with engine oil filter change ) according to the 2005 Ford Explorer Owner Guide for the 4.6 liter V8 engine
5 W - 30 is the preferred oil for all 1998 Ford Explorer engines
( 5W-30 ) is the preferred oil according to the 1997 Ford Explorer Owner Guide
Under the engine.
For a Ford Explorer : If you have the 4.0 liter V6 engine ( OHV and SOHC versions ) The recommended oil is 5W-30
SAE 5 W - 30 is the preferred oil , according to the 1996 Ford Explorer owners manual
With engine oil filter change : ( 5.0 U.S. quarts / 4.7 liters of 5W-30 ) For the 4.0 liter SOHC , V6 engine in a 2005 Ford Explorer Sport Trac
on the drivers side of the engine
According to the 2005 Ford Explorer ( and Ford Explorer Sport Trac ) Owner Guides : For the 4.0 liter SOHC , V6 engine : ( 5.0 US. quarts / 4.7 liters of 5W-30 engine oil with the Motorcraft FL-820-S engine oil filter )
5W-30 is the preferred oil viscosity