Tune Up Specifications (1997-2000 4.2L V6 Ford E150, E250)

Here you'll find the essential tune-up specifications for the 1997-2000 4.2L V6 Ford E150 and E250.

Contents of this tutorial:

APPLIES TO: Applies to the following vehicles:

Ignition System Specifications

Ignition Coil Resistance (@ 75 °F)
Primary	0.5 Ohms
Secondary	None Given

Spark Plug Wire Resistance Specification
7000 Ohms Per Foot

Spark Plug Gap	Torque
0.052-0.056 inches (1.32-1.42 MM)	7-14 Ft. lbs. (9-20 N.m.)

Base Ignition Timing
Non ajustable.

OE Spark Plug
Motorcraft AGSF-34EE

Firing Order
1-4-2-5-3-6

The following tutorial will help you test the ignition system:

The electric fuel pump is located inside the fuel tank.

Fuel Pressure With The Key On Engine Off
35-45 PSI

Fuel Pressure With The Key On Engine Running
28-45 PSI

The following tutorial will help you test the fuel pump:

Fuel Injector Resistance
10-18 Ohms (individual resistance at room temp).

The illustration above shows the intake manifold bolt tightening sequence to avoid damage to the intake manifold gasket or vacuum leaks.

NOTE: Install the intake manifold gaskets without any type of sealer.

Upper Intake Manifold Bolt Torque Specifications
STEP 1: 71 Inch Lbs.
STEP 2: 90 degrees

Lower Intake Manifold Bolt Torque Specifications
STEP 1: 44 Inch Lbs.
STEP 2: 71-101 Inch Lbs.

NOTE: Install the exhaust manifold gaskets without any type of sealer.

Exhaust Manifold To Cylinder Head Bolt Torque Specifications
15-22 Ft. Lbs.

Exhaust Manifold To Y-Pipe Torque Specifications
30-33 Ft. Lbs.

The illustration above shows the cylinder head bolt tightening sequence.

NOTE: Use new cylinder head bolts.

Before installing the cylinder head bolts, clean and oil their threads. Use 5W30 engine oil to lubricate the cylinder head bolt threads.

NOTE: Install the cylinder head gasket without any type of sealer.

Cylinder Head Torque Specifications
Step 1	14 Ft. Lbs. (20 N.m) NOTE: Bolts must be tightened in sequence.
Step 2	29 Ft. Lbs. (40 N.m)
Step 3	36Ft. Lbs. (50 N.m)
Step 4	Loosen all bolts 3 turns in the sequence shown (see illustration above).
Step 5	Tighten all short bolts to 15-22 Ft. Lbs. (20-30 N.m)
Step 6	Tighten all long bolts to 30-36 Ft. Lbs. (40-50 N.m)
Step 7	Tighten all bolts an additional 175°-185° (DO NOT use a torque wrench!)

If this tutorial was helpful, be sure and take a look at all of the 4.2L V6 E150 and E250 diagnostic tutorials and wiring diagrams in this index:

Here's a sample of the tutorials you'll find there:

If this info saved the day, buy me a beer!