General
| 4.6L Engine | |||
| Motorcraft Premium Engine Coolant Do not mix coolant types. | Green in color | ||
| Motorcraft Premium Gold Engine Coolant VC-7-A Do not mix coolant types. | Yellow in color | ||
| Fluid Type | Super Premium SAE 5W-20 Motor Oil | ||
| Engine Oil Refill Capacity (Includes Filter Change) | 6.0 qts | ||
| Displacement L (CID) | 4.6L (281) | ||
| Number of cylinders | 8 | ||
| Bore and stroke | 90.2 x 90.0 mm | ||
| Firing order | 1-3-7-2-6-5-4-8 | ||
| Oil pressure (HOT @ 1500 rpm) | 138-310 kPa | ||
| Drive belt tension | see note Newly installed-Refers to the condition of the NEW drive belt before the engine has made no more than one rotation and before the belt has had a chance to stretch or seat into the pulley grooves. | ||
| Cylinder head and valve train head gasket surface-WT = 10.0/2.5. Head gasket surface finish-RZU-13.5 microns. Filter cut off at 0.08 mm, TPI Q- 3.5 microns below the peak 63% min. cutoff at 0.8 mm, 0 Ref=2V. | Combustion chamber volume | 52 +/- 5 cm Time required for the plunger to leak down 1.6 mm of travel with 222 N force and leak-down fluid in tappet. | |
| Valve seats width-intake | 0.075-0.083 inch | ||
| Valve seats width-exhaust | 0.075-0.083 inch | ||
| Valve seats angle | 44.51-45.01degrees | ||
| Valve seats runout (T.l.R.) max | 0.0010 inch | ||
| Valve arrangement (front-to-rear) | (Left Hand) | E-l-E-I-E-I-E-I | |
| (Right Hand) | I-E-I-E-I-E-I-E | ||
| Valve stem to guide Clearance | Intake | 0.00079-0.00272 inch | |
| Exhaust | 0.0018-0.0037 inch | ||
| Valvehead diameter | Intake | 1.75 inch | |
| Exhaust | 1.34 inch | ||
| Valvehead diameter-gauge diameters | 1.67 and 1.26 inch | ||
| Valve face runout limit | 0.002 inch | ||
| Valve face angle | 45.25-45.75 degrees | ||
| Valve stem diameter (Std) | intake | 0.275-0.2746 inch | |
| exhaust | 0.274-0.2736 inch | ||
| Valve springs- compression pressure N @ spec. length | Intake | 587.14N by 28.02mm (1.10 inch) | |
| Exhaust | 587.14N @ 28.02mm (1.10 inch) | ||
| Valve springs-free length | Intake | 1.951 inch | |
| Exhaust | 1.951 inch | ||
| Valve springs-installed pressure N @ spec. length | Intake | 244.64N @ 40.0 mm (1.57 inch) | |
| exhaust | 244.64N @ 40.0 mm (1.57 inch) | ||
| Valve springs-installed N @ spec. length service limit | 10 % pressure less pressure | 1.10 inch | |
| Valve springs-installed N @ spec. length out of square limit | 2 degrees pressure | ||
| Valve guide inner diameter | 0.00079-0.03740 inch | ||
| Rocker arm-ratio | 1.75:1 | ||
| Valve tappet-diameter (Std) | 0.66-0.629 inch | ||
| Valve tappet-clearance to bore | 0.00071-0.00272 inch | ||
| Valve tappet-service limit | 0.00063 inch | ||
| Valve tappet-hydraulic leakdown rate | 5-25 seconds | ||
| Valve tappet-collapsed valve tappet gap- desired | 0.0335-0.0177 inch | ||
| Camshaft | Lobe lift | Intake | 0.2594 inch |
| Exhaust | 0.2594 inch | ||
| Lobe lift-allowable lobe lift loss | 0 | ||
| Theoretical valve lift @ zero lash | Intake | 0.472 inch | |
| Exhaust | 0.472 inch | ||
| End play | 0.00098-0.0065 inch | ||
| Journal to bearing clearance | 0.00098-0.003 inch | ||
| Journal to bearing clearance-service limit | 0.0048 inch | ||
| Journal diameter (all) | 1.061-1.060 inch | ||
| Journal diameter (all bearing inside diameter (all) | 1.063-1.0625 inch | ||
| Camshaft runout | 0.002 inch | ||
| Cylinder Bore | Diameter-surface finish (RMS) | 0.2-0.6 microns | |
| Diameter-out-of-round limit | 0.0006 inch | ||
| Diameter-out-of-round service limit | 0.00079 inch | ||
| Diameter-taper service limit | 0.00023 inch | ||
| Piston | Piston-diameter-coded Red 1 | 3.550-3.551 inch | |
| Piston-diameter-coded Blue 2 | 3.5507-3.5515 inch | ||
| Piston-diameter-coded Yellow 3 | 3.513-3.5521 inch | ||
| Piston-to-bore -clearance | 0.0005-0.001 inch | ||
| Pin bore diameter | 0.866-0.8663 inch | ||
| Ring groove width- compression (top) | 0.06-0.610 inch | ||
| Ring groove width- compression (bottom) | 0.060-0.0602 inch | ||
| Ring groove width-oil ring | 0.275-0.2844 inch | ||
| Piston pin | Length | 2.44-2.443 inch | |
| Diameter | 0.866-0.8661 inch | ||
| Pin to piston clearance | 0.0002-0.0004 inch | ||
| Pin to rod clearance | 0.0006-0.00157 inch | ||
| Piston rings-ring gap -compression (top) | 1.0 Max 0.0394 inch | ||
| Oil ring-side clearance | 1.25 Max 0.05 inch | ||
| Oil ring-compression (top) | 0.0016-0.0031 inch | ||
| Oil ring-compression (top) | 0.0012-0.00031 inch | ||
| Oil ring | snug fit | ||
| Oil ring-service limit (inch) | 015 Max 0.0006 inch | ||
| Ring gap-compression (top) | 0.01-0.02 inch | ||
| Ring gap-compression (bottom) | 0.01-0.02 inch | ||
| Ring gap-oil ring (steel rail) | 0.006-0.026 inch | ||
| Cylinder Block | Head gasket surface | see note head gasket surface-WT = 10.0/2.5. Head gasket surface finish-RZU-13.5 microns. Filter cut off at 0.08 mm, TPI Q- 3.5 microns below the peak 63% min. cutoff at 0.8 mm, 0 Ref=2V. | |
| Head gasket surface finish | see note head gasket surface-WT = 10.0/2.5. Head gasket surface finish-RZU-13.5 microns. Filter cut off at 0.08 mm, TPI Q- 3.5 microns below the peak 63% min. cutoff at 0.8 mm, 0 Ref=2V. | ||
| Main bearing bore diameter | 2.85-2.851 inch | ||
| Crankshaft and Flywheel | Main bearing journal diameter | 2.65-2.657 inch | |
| Connecting rod journal-diameter | 2.0861-2.0867 inch | ||
| Crankshaft free end play | 0.0051-.012 inch | ||
| Crankshaft runout to rear face of block | 0.050 Max 0.002 inch | ||
| Connecting Rod Bearings | Clearance to crankshaft-desired | 0.001-0.0027 inch | |
| Clearance to crankshaft-allowable | 0.001-0.0027 inch | ||
| Bearing wall thickness (Std) | 0.096-0.0965 inch | ||
| Main Bearings | Clearance to crankshaft-desired | 0.0011-0.0026 inch | |
| Clearance to crankshaft-allowable | 0.0011-0.0026 inch | ||
| Bearing wall thickness (Std) | 0.075-0.076 inch | ||
| Connecting Rod, Piston and Rings | Connecting rod-piston pin bore diameter | 0.864-0.865 inch | |
| Connecting rod-crankshaft bearing bore diameter | 2.234-2.24 inch | ||
| Connecting rod-length (center-to-center) | 5.93 inch | ||
| Alignment (bore-to-bore Max. Diff.) --Twist Pin bore and crank bearing bore must be parallel and in same vertical plane within specified total difference when measured at the ends of a 203 mm bar, 101.5 mm on each side of rod centerline. | 0.050 per 25 (0.0015-0.984 inch) | ||
| Alignment (bore-to-bore Max. Diff. - bend | 0.038 per 25 (0.0015-0.984 inch) | ||
| Side clearance (assembled to crank-standard | 0.0006 0.0177 inch | ||
| Side clearance (assembled to crank-service limit | 0.05 Max 0.02 inch | ||
| Crankshaft main bearing journal taper | 0.0007 inch | ||
| Crankshaft main bearing journal runout | 0.002 inch | ||
| Crankshaft connecting rod journal taper | 0.0005 inch | ||
| 5.4L Engine | |||
| Displacement | 5.4L | ||
| No. cylinder | 8 | ||
| Bore/stroke | 90.215/105.8 mm | ||
| Fire order | 1-3-7-2-6-5-4-8 | ||
| Cylinder Head/Valve Train | Combustion chamber - volume | 43.95 - 1.5 cc | |
| Valve seat width-intake | 0.0512-0.0591inch | ||
| Valve seat width-exhaust | 0.0827-0.0748 inch | ||
| Valve seat angle | 45.00-44.50 degrees | ||
| Valve seat runout (T.I.R.) | 0.00098 inch | ||
| Valve Arrangement (Front to Rear) | Valve stem guide clearance | Intake | 0.00272-0.00079 inch |
| Exhaust | 0.00374-0.00177 inch | ||
| Valve head diameter | Intake | 1.757-1.747 inch | |
| Exhaust | 1.343-1.334 inch | ||
| Valve face runout (limit) | 0.00197 inch | ||
| Valve face angle | 45.75-45.25 degrees | ||
| Valve stem diameter | Intake | 0.2754-0.2736 inch | |
| Exhaust | 0.2744-0.2736 inch | ||
| Valve stem diameter (list oversizes) | Intake | N/A | |
| Exhaust | N/A | ||
| Valve spring compression pressure | Intake (N @ spec. length) | 720-800 N @ 28-02mm (1.10 inch) | |
| Exhaust (N @ spec. length) | 720-800 N by 28.02mm (1.10 inch) | ||
| Valve spring free length | Intake | 2.10 inch | |
| Exhaust | 2.10 inch | ||
| Valve spring installed pressure N @ spec. length | Intake | 287.19-321.19 N @ 42.56 mm (1.68 inch) | |
| Exhaust | 287.19-321.19 N @ 42.56 mm (1.68 inch) | ||
| Valve springs installed pressure N @ spec. length -service limit | Intake | 5% pressure loss @ 28.80 mm (1.13inch) | |
| Exhaust | 5% pressure loss @ 28.80 mm (1.13inch) | ||
| Valve springs-out of square limit | Intake | 2.0 degrees | |
| Exhaust | 2.0 degrees | ||
| Valve guide inside diameter | 7.044-7.015 mm (0.2773-0.2761inch) | ||
| Camshaft | Lobe Lift | Exhaust | 0.29517 inch |
| Intake | 0.27994 inch | ||
| Lobe lift-allowable lift loss | 0 | ||
| Valve lift @ zero lash | Intake | 0.5122 inch | |
| Exhaust | 0.5413 inch | ||
| Camshaft end play | 0.00106-0.00748 inch | ||
| End play service limit | 0.00098-0.00748 inch | ||
| Journal to bearing clearance | 0.00299-0.00098 inch | ||
| Clearance service limit | Journal diameters | 1.062-1.060 inch | |
| Journal inside diameter (cap assembled) | 1.063-1.102inch | ||
| Camshaft runout: Full indicator measurement on all journals when supported on front and rear journals. (4 places) | 0.00118 inch | ||
| Cylinder bore diameter | Grade 1 | 3.551-3.552 inch | |
| Grade 2 | 3.5516-3.5510 inch | ||
| Grade 3 | 3.5516-3.5524 inch) | ||
| Piston | Piston diameter (Grade 2) at right angle to pin bore | 90.180 +/- 0.005 | |
| Piston to bore clearance (at Grade size) | 0.00079-0.00177 inch | ||
| Pin bore diameter (piston) | 0.8661-0.8663inch | ||
| Pin diameter | 0.8658-0.8659 inch | ||
| Clearance | 0.00023-.00049inch | ||
| Pin bore diameter (rod) | 0.8666-0.8670 inch | ||
| Clearance | 0.00073-0.01280 inch | ||
| Ring groove width | Top | 0.06024-0.06102 inch | |
| Intermediate | 0.05984-0.06063 inch | ||
| Oil control | 0.1192-0.1201 inch | ||
| Piston ring gap | Top | 0.0051-0.0110 inch | |
| Intermediate | 0.0098-0.0157 inch | ||
| Oil control | 0.0059-0.0256 inch | ||
| Crankshaft | Main bearing journal diameter | 2.657-2.658 inch | |
| Maximum out-of-round | 0.00029 inch between cross sections | ||
| Maximum taper (straightness) | 0.00016 inch | ||
| Runout: FIM of center journals when located on front and rear journal | 0.0020 inch (3 places) | ||
| Clearance-crankshaft journal to main bearing clearance | 0.00189-0.00094 inch | ||
| Connecting rod journal diameter | 2.087-2.125 inch | ||
| Maximum out-of-round | 0.00029 inch between cross sections | ||
| Maximum taper | 0.00016 inch | ||
| Crankshaft end play | 0.00295-0.01484 inch | ||
| Connecting Rod | Big end journal inside diameter with assembled liners | 2.088-2.087 inch | |
| Rod bearing to journal clearance | 0.00252-0.00102 inch | ||
| Pin bore diameter (rod) | 0.8671-0.8666 inch | ||
| Rod length (centerline bore-to-bore) | 6.65 inch | ||
| Alignment | Bore-to-bore Max. twist | 0.00197 inch | |
| Bore-to-bore Max. bend | 0.00145 inch | ||
| Side play (as assembled to crank) | Standard play | 0.118 +/- 0.0069 inch | |
| Side play (as assembled to crank) | Standard play | 0.118 +/- 0.0069 inch) |