The 2003 Ford Ranger owners manual shows a spark plug gap of (.052 - .056 inch) for the 4.0 L - SOHC - V6 engine , but Motorcraft.com ( one of Fords websites ) shows ( .065 inch ) for the 2001 to 2004 Ford Ranger 4.0 L - SOHC - V6 Ford states that the website is updated daily - confusing !
The spark plug number that is in my 2003 Ford Ranger XLT is: AGSF34FP - Motorcraft.
The 2003 Ford Ranger Owner Guide shows .052 inch to .056 inch spark plug gap for the 4.0 liter V6 engine
The spark plug gap for a 1983 Ford Ranger 2.8L is .044"
For what engine ? 3.0
Yes , the 2.3 liter four cylinder engine in a 2003 Ford Ranger has a timing CHAIN
( 4 ) for the 2002 Ford Ranger 2.3 L - DOHC engine
.042 to .046 inch (according to the 2000 Ford Ranger owners manual ) spark plug gap for the 3.0 L - V6 engine
Check the Vehicle Emissions Control Information ( VECI ) decal located in the front of your engine compartment ( it will show the type of spark plugs to use and the spark plug gap )
According to www . motorcraft . com ( no spaces ) - one of Fords websites : For the 2003 Ford Ranger 2.3 L - DOHC - 4 cylinder engine ( .044 inch ) 3.0 L - V6 - engine ( .044 inch ) 4.0 L - V6 - engine ( .065 inch for the 2001 to 2004 Ford Ranger ) but the 2003 owners manual shows .052 to .056 inch ( the website is updated daily )
Bank 1 is the passenger side of a V6 engine in a Ford Ranger
In a 2011 Ford Ranger : The 4.0 litre Single Over Head Cam , V6 engine has : ( 6 spark plugs )
On a 2005 Ford Ranger : The 2.3 liter Dual Over Head Cam , four cylinder engine has : ( 4 spark plugs )