10th Generation F150s Forums
torkum
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• mt. juliet, TN, USA |
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• Registered on 12/22/2007 |
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• 75 posts |
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 Posted:3/25/2009 21:41 |
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4.2 V6
SPECIFICATIONS
General Specifications Item Specification
Displacement 4.2L
Number of Cylinders 6
Bore 96.8325 mm (3.81 in)
Stroke 95 mm (3.8 in)
Firing Order 1-4-2-5-3-6
Oil Pressure (HOT 2500 rpm) 40-125 psi
Cylinder Head and Valve Train
Cylinder Head Volume (cc) 61.5-64.5
Valve Guide Bore Diameter
Intake and Exhaust 7.015-7.044 mm
(0.276-0.277 in)
Valve Seats
Width —
Intake and Exhaust 1.5-2.0 mm
(0.06-0.08 in)
Angle 44.75 degrees
Runout (T.I.R.) 0.076 mm (0.003 in)
Bore Diameter (Bearing Counterbore Diameter)
Intake 47.097 mm
(1.8542 in) MAX
47.072 mm
(1.8532 in) MIN
Exhaust 39.739 mm
(1.5645 in) MAX
39.714 mm
(1.5635 in) MIN
Gasket Surface Flatness 0.18 mm ( 0.007 in)
Gasket Surface Finish a
Valve Stem to Guide Clearance
Intake 0.020-0.069 mm (0.045-0.090 in)
Exhaust 0.038-0.083 mm (0.0015-0.0033 in)
Valve Head Diameter
Intake 47.27 mm (1.86 in)
Exhaust 37.1 mm (1.46 in)
Valve Face Runout Limit 0.05 mm (0.002 in)
Valve Face Angle 45.675 degrees
Valve Stem Diameter (STD)
Intake 6.955-6.988 mm
(0.2738-0.2751 in)
Exhaust 6.929-6.962 mm
(0.2728-0.2741 in)
Oversize
Intake 9.075-9.055 mm (0.3573-0.3565 in)
Exhaust 9.063-9.043 mm (0.3568-0.3560 in)
Oversize
Intake 9.456-9.436 mm (0.3723-0.3715 in)
Exhaust 9.444-9.424 mm (0.3718-0.3710 in)
Valve Springs
Compression Pressure
(N [Lb] @ Spec Length)
Valve Open
(Without Damper) 1000 N (224 lbs)
@ 29.2 mm (1.16 in)
Valve Closed
(Without Damper) 350 N (79 lbs)
@ 40.7 mm (1.62 in)
Assembled Height 40.7 mm (1.62 in)
Service Limit 10% Force Loss @ Specified Height
Rocker Arm
Ratio 1.73
Valve Tappet, Hydraulic
Diameter (Std) 22.195-22.212 mm (0.8738-0.8745 in)
Clearance to Bore 0.018-0.068 mm (0.0007-0.0027 in)
Service Limit 0.127 mm (0.005 in)
Hydraulic Leakdown Rate (a)
Collapsed Tappet Gap (Nominal)
Intake 2.25-4.79 mm
(0.089-0.189 in)
Exhaust 2.25-4.79 mm
(0.089-0.189 in)
Camshaft Synchronizer Shaft Bearing Bore Diameter
Bore Diameter 22.268-22.230 mm (0.8767-0.8752 in)
Camshaft Bore Inside Diameter
No. 1 55.689-55.664 mm (2.192-2.191 in)
No. 2 55.308-55.283 mm (2.177-2.176 in)
No. 3 55.308-55.283 mm (2.177-2.176 in)
No. 4 55.684-55.664 mm (2.192-2.191 in)
Camshaft
Lobe Lift
Intake 6.22 mm (0.24 in)
Exhaust 6.57 mm (0.26 in)
Allowable Lobe Lift Loss 0.127 mm (0.005 in)
Theoretical Valve Lift @ Zero Lash
Intake 11.30 mm (0.45 in)
Exhaust 11.47 mm (0.45 in)
End Play
Service Limit 0.025-0.150 mm (0.001-0.006 in)
Journal to Bearing
Clearance 0.025-0.076 mm (0.001-0.003 in)
Journal Diameter
All 52.082-52.108 mm (2.0505-2.0515 in)
Cam Bearing I.D. 52.158-52.133 mm (2.0535-2.0525 in)
Runout Limit 0.05 mm (0.002 in)
Runout of #2 or #3
relative to #1 and #4
Out-of-Round Limit 0.025 mm (0.001 in)
Balance Shaft Bore
Inside Diameter 55.689-55.664 mm (2.192-2.191 in)
End Plug 0.16-0.075 mm (0.006-0.003 in)
Balance Shaft
End Play 0.075-0.200 mm (0.003-0.008 in)
Journal Diameter 52.108-52.082 mm (2.0515-2.0505 in)
Runout 0.025 mm (0.001 in)
Camshaft Drive
Assembled Gear Face Runout
Crankshaft 0.10 mm (0.004 in)
Camshaft 0.25 mm (0.010 in)
Timing Chain Deflection 12.7 mm (0.5 in)
Cylinder Block
Head Gasket Surface Flatness 0.08 mm (0.003 in) in
152.0 mm (6.00 in)
Head Gasket Surface Finish (RMS) 2.0 @ 0.85.5 @ 2.5
Cylinder Bore
Diameter 96.813 mm (3.81 in)
Surface Finish (RMS) 0.45-0.96
Out-of-Round Limit 0.025 mm (0.001 in)
Out-of-Round Service Limit 0.050 mm (0.002 in)
Taper Service Limit 0.050 mm (0.002 in)
Main Bearing Bore Diameter 68.905 mm (2.713 in) 68.885 mm (2.712 in)
Crankshaft and Flywheel
Main Bearing Journal
Diameter 1, 2, 3 63.983-64.003 mm (2.5190-2.5198 in)
Out-of-Round Limit 0.008 mm (0.0003 in) MAX in 45 degrees, 0.015 mm (0.006 in) TOTAL
Taper Limit 0.008 mm (0.0003 in) per 25 mm (1 in)
Journal Runout Limit 0.05 mm (0.002 in) (2)
0.05 mm (0.002 in) (3)
Surface Finish (RMS) 0.3 micrometers
(11.8 micro in)
Thrust Bearing Journal
Length 29.725-29.775 mm (1.703-1.722 in)
Connecting Rod Journal
Diameter 58.682-58.702 mm (2.3103-2.3111 in)
Out-of-Round Limit 0.008 mm (0.0003 in) MAX in 45 degrees, 0.015 mm (0.0006 in) TOTAL
Taper Limit 0.008 mm per 25 mm (0.0003 in per in)
Surface Limit (RMS) 0.3 micrometers
(11.8 micro in)
Main Bearing Thrust Face
Surface Finish (RMS) 0.9 micrometers
(0.354 micro in) FRONT;
0.6 micrometers
(0.236 micro in) REAR
Runout Limit 0.025 mm (0.001 in)
Flywheel Ring Gear Lateral Runout (T.I.R.)
Automatic Transmission 1.778 mm (0.07 in)
Crankshaft End Play 0.10-0.20 mm
(0.004-0.008 in)
Connecting Rod Bearings
Clearance to Crankshaft
Desired 0.025-0.035 mm (0.001-0.0014 in)
Allowable 0.022-0.069 mm (0.00086-0.0027 in)
Bearing Wall Thickness (Std) 1.453-1.466 mm (0.0572-0.0577 in)
Main Bearings
Clearance to Crankshaft
Desired 0.025-0.035 mm (0.001-0.0014 in)
Allowable 0.013-0.058 mm (0.0005-0.0023 in)
Bearing Wall Thickness 2.435-2.443 mm (0.0959-0.0962 in)
Connecting Rod, Piston and Rings
Connecting Rod
Piston Pin Bore Diameter 22.94-22.98 mm (0.90315-0.90472 in)
Crankshaft Bearing Bore Diameter 61.635-61.655 mm (2.4266-2.4274 in)
Out-of-Round Limit—Piston Pin Bore 0.003 mm (0.00012 in)
Taper Limit Piston Bore 0.003 per 25 mm (0.0001 per in)
Length (Center-to-Center) 154.66-154.74 mm (6.08896-6.09211 in)
Alignment
(Bore-To-Bore Max. Diff.)
Twist 0.059 per 25 mm
(0.002 per in)
Bend 0.04 per 25 mm
(0.0016 per in)
Side Clearance (Assembled to Crank)
Standard 0.11-0.49 mm (0.0047-0.01929 in)
Service Limit 0.36 mm MAX
(0.014 in MAX)
Piston
Diameter
Coded Red 96.795-96.782 mm (3.81082-3.81031 in)
Coded Blue 96.808-96.795 mm (3.81133-3.81082 in)
Coded Yellow 96.821-96.808 mm (3.81184-3.81133 in)
Piston-to-Bore Clearance (Uncoated Clearance) 0.018-0.044 mm (0.00071-0.00173 in)
Service Piston Selection
I.D. Code of Service
Piston Bore Diameter Piston Required
Red 96.826-96.813 mm (3.81204-3.811528 in)
Blue 96.839-96.826 mm (3.81255-3.81204 in)
Yellow 96.852-96.839 mm (3.81306-3.81255 in)
When installing new pistons, measure the cylinder bore as described in Section 303-00. Install the service piston matched to the piston bore diameter above.
Pin Bore Diameter 23.014-23.018 mm (0.90606-0.90622 in)
Ring Groove Width
Compression (Top) 1.54-1.52 mm (0.0606-0.0598 in)
Compression (Bottom) 1.54-1.52 mm (0.0606-0.0598 in)
Oil 3.05-3.03 mm (0.12001-0.11929 in)
Piston Pin
Length 63.55-63.05 mm (2.5096-2.4823 in)
Diameter 23.000-23.003 mm (0.90551-0.90563 in)
Pin to Piston Clearance 0.011-0.018 mm (0.00043-0.00071 in)
Pin to Rod Clearance Press Fit 8 Kilonewtons (1800 lbs)
Piston Rings
Ring Width
Compression (Top) 1.460-1.490 mm (0.05748-0.05866 in)
Compression (Bottom) 1.460-1.490 mm (0.05748-0.05866 in)
Oil Ring Side Seal—Snug Fit
Service Limit Side Clearance 0.015 mm MAX (0.0006 in MAX)
Ring Gap
Compression (Top)
(In Gauge) 0.17-0.33 mm (—in)
Compression (Bottom)
(In Gauge) 0.3-0.55 (—in)
Oil Ring (Steel Rail)
(In Gauge) 0.15-0.65 mm (0.006-0.026 in)
Side Clearance
1st Ring 0.030-0.080 mm (0.00118-0.00315 in)
2nd Ring 0.030-0.080 mm (0.00118-0.00315 in)
(a) 20-200 seconds to leakdown 3.18 mm (0.125 in) with 225 Newtons (50 pounds) load and tappet filled with leak-down fluid.
(1) Smaller than pin bore measured along center to center axis.
(2) Runout of journals No. 2 and No. 3 to journals No. 1 and No. 4.
(3) Runout of adjacent journals to each other.
Lubrication System
Oil Pump
Relief Valve Spring Tension (Force @ Length) 76.2-67.6 N (17.1-15.2 lbs) @ 30.5 mm (1.20 in)
Relief Valve to Bore Clearance 0.073-0.043 mm (0.0029-0.0017 in)
Oil Pump Gear Backlash 0.02-0.03 mm (0.008-0.012 in)
Oil Pump Gear Radial Clearance (Idler and Drive) 0.125-0.050 mm (0.0055-0.002 in)
Oil Pump Gear End Height 0.100-0.010 mm (—in)
Idler Shaft to Idler Gear Clearance 0.044-0.010 mm (0.0017-0.0005 in)
Driver Shaft to Housing Clearance 0.076-0.038 mm (0.0030-0.0015 in)
Oil Capacity 4.5 quarts + 1/2 quart with filter change (5.0 quarts total).
a Head Gasket Surface - WT=12/2.5. Head Gasket Surface Finish-RZU-13.5 micron. Filter cut off at 0.08 min TPI @ 3.5 microns below the peak 63 % min. Cut off at 0.08 mm (0.031496 in), O Ref=2V.
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torkum
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• mt. juliet, TN, USA |
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• Registered on 12/22/2007 |
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• 75 posts |
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Posted:3/27/2009 20:33 |
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Torque Specifications Description Nm Lb/Ft Lb/In
A/C Compressor Bracket Bolts 40-55 30-40 —
A/C Compressor Manifold Bolt 18-24 14-18 —
Accelerator Cable Bracket Nut and Bolt 8-11 6-8 —
Accelerator Cable to Accelerator Cable Bracket Bolt 2.1-2.9 — 19-25
Accelerator Control Splash Shield Bolts 3.1-4.3 2.5-3 —
Battery Positive Cable Nut 9-12 7-8 —
Battery Ground Cable Nut 9-12 7-8 —
Camshaft Position Sensor Drive Gear Bolt 40-50 30-36 —
Camshaft Thrust Plate Bolts 8-14 6-10 —
Connecting Rod Bolts 1 — —
Crankshaft Damper Bolt 140-160 103-117 —
Crankshaft Position Sensor Shield 2-4 — 18-36
Crankshaft Pulley Bolts 26-38 20-28 —
Cylinder Head Bolts 1 — —
EGR Valve Tube Fittings 34-47 25-34 —
Engine Coolant Temperature (ECT) Sensor 14-19 11-13 —
Engine Dynamic Balance Shaft Thrust Plate Bolts 8-14 6-10 —
Engine Front Cover Bolt 20-30 15-22 —
Engine Front Cover Stud Bolt 20-30 15-22 —
Engine Front Cover Socket Head Cap Screw 20-30 15-22 —
Engine Lifting Eye Nuts 20-30 15-22 —
Engine Mount Through Bolts 68-92 51-67 —
Engine Vacuum Regulator Bracket Stud Bolts 8-11.5 — 71-101
Exhaust Manifold Bolts and Stud Bolts 2 20-30 15-22 —
Flywheel Bolts 73-87 54-64 —
Fuel Injection Supply Manifold Bolts 8-11.5 6-8 —
Fuel Pressure Regulator Screws 3-4.5 2.5-3 —
Fuel Pressure Relief Valve 7.75 5.5 —
Fuel Pressure Relief Valve Cap 0.6 — 5
Generator Nuts and Bolt 20-30 15-22 —
Generator Bracket Short Bolt 24-31 18-22 —
Generator Bracket Long Bolts 41-54 31-39 —
Heater Water Outlet Tube Bolt 8-11 — 71-97
Idler Pulley Bolt 47-63 35-46 —
Inlet Manifold Runner Control Actuator Bracket Bolts 8-11.5 — 71-102
Lower Intake Manifold Bolts 1 — —
Main Bearing Brace Nuts 40-55 30-40 —
Main Bearing Stud Bolts 3 — —
Oil Bypass Filter 10-15 7.5-11 —
Oil Filter Adapter Bolts (8 mm) 20-30 15-22 —
Oil Filter Adapter Bolts (6 mm) 8-11 — 71-97
Oil Galley Plugs 25-40 19-29 —
Oil Level Indicator Tube Bracket Nut 20-30 15-22 —
Oil Pan Baffle Nuts 40-55 30-40 —
Oil Pan Plug 22-30 16.5-22 —
Oil Pan to Cylinder Block Bolts 1 — —
Oil Pan to Transmission Bolts 38-51 28-38 —
Oil Pressure Sensor 11-16 9-11 —
Oil Pump Screen Cover and Tube Bolts 20-30 15-22 —
Oil Pump Screen Cover and Tube Nut 40-55 30-40 —
Power Steering Pump Bolts 22-28 17-20 —
Power Steering Reservoir Bolts 9-12 — 80-107
Power Steering Support Bracket Bolts 40.3-
54.7 29.6-40 —
Rocker Arm Bolts 30-40 23-29 —
Speed Control Actuator Cable to Accelerator Cable Bracket Bolt 5.9-8.1 — 53-72
Tappet Guide Plate Bolts 10-14 7.5-10 —
Three Way Catalytic Converter to Exhaust Manifold Nuts 34-46 25-33 —
Timing Chain Tensioner Bolts 8-14 6-10 —
Upper Intake Manifold Bolts 1 — —
Valve Cover Bolts and Stud Bolts 8-11.5 — 71-102
Water Pump Bolts 20-30 15-22 —
Water Pump Stud Bolt 20-30 15-22 —
Water Pump Nuts 20-30 15-22 —
Water Pump Pulley Bolts 21-29 16-21 —
Water Temperature Indicator Sender Unit 14-19 11-13 —
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