Contents Wiring diagrams Section: Mechanical All sections

Engine - 3.0L (4V): Overview Ford Taurus IV facelift

ItemSpecification
Lubricants and Sealants
SAE 5W-20 Premium Synthetic Blend Motor Oil XO-5W20-QSPWSS-M2C153-H
Metal Surface Cleaner F4AZ-19A536-RAWSE-M5B392-A
Silicone Gasket and Sealant F7AZ-19554-EAWSE-M4G323-A4
Silicone Brake Caliper Grease and Dielectric Compound D7AZ-19A221-AESE-MIC171-A
Engine
Displacement3.0L (4V) (182 C1D)
Number of cylinders6
Bore89.0 mm (3.50 in)
Stroke79.5 mm (3.13 in)
Firing order1-4-2-5-3-6
Oil pressure (minimum at 1,500 rpm with engine warmed up after 10 minutes of idling.)76 kPa (11 psi)
Oil capacity (1)6.2 L (6.5 qts)
Compression ratio
Cylinder Head and Valve Train
Cylinder head gasket surface flatness
Combustion chamber volume52 cc (3.17 CI)
Valve arrangement (front to rear)LH intake I-I-I-I-I-I LH exhaust E-K-E-E-E-E RH intake I-I-I-I-I-I RH exhaust E-E-E-E-E-E
Valve guide bore diameter6.015-6.044 mm (0.236-0.237 in)
Valve stem diameter - intake5.975-5.995 mm (0.2350-0.2358 in)
Valve stem diameter - exhaust5.950-5.970 mm (0.2343-0.2350 in)
Valve stem-to-guide clearance - intake0.019-0.069 mm (0.0007-0.0027 in)
Valve stem-to-guide clearance - exhaust0.045-0.094 mm (0.0017-0.037 in)
Valve head diameter - intake35 mm (1.38 in)
Valve head diameter - exhaust30 mm (1.18 in)
Valve head diameter (intake) - gauge diameter33.5 mm (1.3189 in)
Valve head diameter (exhaust) - gauge diameter28.0 mm (1.10236 in)
Valve face runout0.05 mm (0.001 in)
Valve face angle45.5 degrees
Valve seat width - intake1.1-1.4 mm (0.043-0.055 in)
Valve seat width - exhaust1.4-1.7 mm (0.055-0.066 in)
Valve seat runout0.04 mm (0.001 in)
Valve seat angle44.75 degrees
Valve spring free length (approx.)46.6 mm (1.84 in)
Valve spring squareness2.5%
Valve spring compression pressure (N @ spec. length)693 N @ 30.09 mm (156 lbs @ 1.18 in)
Valve spring installed height (N @ spec, length)39.89 mm (1.57 in)
Valve spring installed pressure240 N @ 39.89 mm (53.95 lbs @ 1.57 in)
Valve spring installed pressure - service limit10% force loss @ specified height
Roller follower ratio @ max. lift2.0:1
Hydraulic Lash Adjuster
Diameter (standard)16-15.988 mm (0.6290-0.6294 in)
Clearance-to-bore0.018-0.069 mm (0.0007-0.0027 in)
Hydraulic leakdown rate5-25 seconds
Collapsed lash adjuster gap0.50-1.11 mm (0.019-0.043 in)
Camshaft
Theoretical valve lift @ 0 lash9.80 mm (0.388 in)
Lobe lift4.80 mm (0.189 in)
Allowable lobe lift loss0.76 mm (0.003 in)
Journal diameter (all)26.962-26.936 mm (1.061-1.060 in)
Camshaft journal bore inside diameter27.012-26.987 mm (1.063-1.062 in)
Camshaft0.025-0.076 mm
Journal-to-bearing clearance - standard(0.001-0.0029 in)
Camshaft journal-to-bearing clearance - service limit0.121 mm (0.0047 in)
Runout
End play - service limit0.190 mm (0.00748 in)
Cylinder Block
Cylinder bore diameter - grade 189.000-89.010 mm (3.50393-3.504323 in)
Cylinder bore diameter - grade 289.010-89.020 mm (3.504323-3.504717 in)
Cylinder bore diameter - grade 389.020-82.030 mm (3.504717-3.50511 in)
Cylinder bore maximum taper0.020 mm (0.008 in)
Cylinder bore maximum out-of-round0.015 mm (0.0005 in)
Cylinder bore maximum out-of-round - service limit0.020 mm (0.0007 in)
Main bearing bore inside diameter67.998-68.022 mm (2.677-2.6780 in)
Head gasket surface flatness
Crankshaft
Main bearing journal diameter62.968-62.992 mm (2.467-2.479 in)
Main bearing journal maximum taper0.008 mm (0.0003 in)
Main bearing journal maximum out-of-round0.006 mm (0.0082 in)
Main bearing journal-to-cylinder block clearance0.024-0.072 mm (0.0009-0.003 in)
Connecting rod journal diameter49.969-49.991 mm (1.967-1.968 in)
Connecting rod journal maximum taper0.008 mm (0.0003 in)
Connecting rod journal maximum out-of-round0.006 mm (0.0002 in)
Crankshaft maximum end play0.135-0.255 mm (.005--.010 in)
Piston and Connecting Rod
Piston diameter - coated, grade 188.990-89.010 mm (3.5035-3.5043 in)
Piston diameter - coaled, grade 288.998-89.022 mm (3.5039-3.5048 in)
Piston diameter - coated, grade 389.010-89.030 mm (3.5043-3.5051 in)
Piston diameter - uncoated, grade 188.970-88.980 mm (3.50275-3.50314 in)
Piston diameter - uncoated, grade 288.978-88.992 mm (3.50306-3.50362 in)
Piston diameter - uncoated, grade 389.010-89.030 mm (3.50432-3.50511 in)
Piston-to-cylinder bore clearance0.012 to 0.022 mm (0.0005-0.0009 in)
Piston ring end gap - compression (top, gauge diameter) (2)0.100-0.250 mm (0.0039-0.0098 in)
Piston ring end gap - compression (bottom, gauge diameter)0.27-0.42 mm (0.0106-0.0165 in)
Piston ring end gap - oil ring (steel rail, gauge diameter)0.15-0.65 mm (0.0059-0.0255 in)
Piston ring end gap - compression (top, service limit)0.50 mm max (0.0196 in)
Piston ring end gap - compression (bottom, service limit)0.65 mm max (0.0255 in)
Piston ring end gap - oil ring (steel rail, service limit)0.90 mm max (0.0354 in)
Piston ring groove width - compression (top)1.230-1.245 mm (0.0484-0.0490 in)
Piston ring groove width - compression (bottom)1.530-1.545 mm (0.0602-0.0608 in)
Piston ring groove width - oil ring3.030-3.055 mm (0.1192-0.0120 in)
Piston ring width
Piston ring-to-groove clearance
Piston pin bore diameter21.008-21.012 mm (0.8270-0.8272 in)
Piston pin diameter21.011-21.013 mm (0.8271-0.8273 in)
Piston pin length60.51-60.08 mm (2.382-2.365 in)
Piston pin-to-piston tit0.002 to 0.009 mm (0.00007-0.00003 in)
Piston-to-connecting rod clearance
Connecting rod-to-pin clearance - standard0.004-0.02 mm (0.0001-0.0007 in)
Connecting rod-to-pin clearance - service limit0.035 mm (0.0013 in)
Connecting rod pin bore diameter21.017-21.031 mm (0.827-0.828 in)
Connecting rod length (center-to-center)138.06-138.14 mm (5.435-5.38 in)
Connecting rod maximum allowed bend0.038 mm per 25 (0.0014 per 0.984 in)
Connecting rod maximum allowed twist0.050 mm per 25 (0.0019 per 0.984 in)
Connecting rod bearing bore diameter53.015-53.035 mm (2.0872-2.0879 in)
Connecting rod bearing-to-crankshaft clearance0.028-0.066 mm (0.001-0.0025 in)
Connecting rod side clearance0.100-0.30 mm (0.0039-0.0118 in)
(1) With filler change. (2) Specification 82.4 mm (3.2441 in) diameter gauge. With filler change. Specification 82.4 mm (3.2441 in) diameter gauge.
(1)With filler change.
(2)Specification 82.4 mm (3.2441 in) diameter gauge.

ENGINE - 3.0L (4V) GENERAL SPECIFICATIONS