| Lubricants |
| Metal Surface Cleaner F4AZ-19A536-RA |
WSE-M5B392-A |
| Silicone Gasket and Sealer F7AZ-19554-EA |
WSS-M4G323-A4 |
| Super Premium Motor Oil XO-5W20-QSP |
WSS-M2C153-H |
| Motorcraft Premium Engine Coolant VC-4-A (in Oregon VC-5, in Canada Motorcraft CXC-10) (green color) |
ESE-M97B44-A |
| Motorcraft Premium Gold Engine Coolant VC-7-A (yellow color) |
WSS-M97B51-A1 |
| ENGINE GENERAL |
| Displacement |
4.6L (281 CID) (2V) |
| No. cylinders |
8 |
| Bore/stroke |
90.2/90 mm (3.551181/3.543307 in) |
| Firing order |
1-3-7-2-6-5-4-8 |
| Oil pressure @ 93.33°C (200°F) |
40-70 psi |
| CAMSHAFT |
| Lobe lift exhaust LH |
6.59579 mm (0.259676 in) |
| Lobe lift exhaust RH |
6.58551 mm (0.2592713 in) |
| Lobe life intake |
6.58077 mm (0.2590847 in) |
| Lobe lift-allowable lift loss |
0 |
| Valve lift @ zero lash-intake |
12.0 mm (0.4724409 in) |
| Valve lift @ zero lash-exhaust |
12.0 mm (0.4724409 in) |
| Camshaft end play |
0.027-0.190 mm (0.001062989-0.007480292 in) |
| Camshaft end play service limit |
0.190 mm (0.007480292 in) |
| Camshaft journal-to-bearing clearance |
0.076-0.025 mm (0.002992117-0.000984249 in) |
| Clearance service limit-journal diameters |
26.962-26.936 mm (1.061493-1.060469 in) |
| Clearance service limit-journal inside diameter (cap assembled) |
27.012-26.987 mm (1.063461-1.062477 in) |
| Clearance service limit-camshaft runout: Full indicator measurement on all journals when supported on front and rear journals |
0.09 mm (0.003543296 in) (4 places) |
| CONNECTING ROD |
| Big end journal inside diameter with assembled liners |
56.866-56.886 mm (2.238819-2.239606 in) |
| Rod bearing-to-journal clearance |
0.066-0.024 mm (0.002598425-0.0009448819 in) |
| Pin bore diameter (rod) |
22.024-22.012 mm (0.867084-0.8666116 in) |
| Rod length (centerline bore-to-bore) |
150.7 mm (5.933071 in) |
| Alignment bore-to-bore max. twist |
± 0.05 mm (0.001968498 in) |
| Alignment bore-to-bore max. bend |
± 0.038 mm (0.001496058 in) |
| Side play (as assembled to crank)-standard play |
0.015-0.45 mm (0.0005905512-0.01771654 in) |
| side play (as assembled to crank)-max. play |
0.50 mm (0.01968504 in) |
| Cylinder bore and piston |
|
| Piston-to-bore clearance mm @ 43 mm (1.72 in) from top |
-0.005- (+)0.025 mm (-0.0001968504-0.000984252 in) |
| 10:1 ENGINES (NGV) |
| Pin bore diameter (piston) |
21.9985-22.0025 mm (0.8660827-0.8662402 in) |
| Pin diameter |
22.0010-22.0030 mm (0.8661811-0.8662598 in) |
| Piston pin length |
61.601-62.030 mm (2.425236-2.442126 in) |
| Pin-to-piston clearance |
0.0045 mm (0.0001771654 in) interference to 0.0015 mm |
| Pin-to-rod clearance |
0.009-0.023 mm (0.0003543307-0.0009055118 in) |
| Ring groove width, top |
1.23-1.25 mm (0.0484252-0.0492126 in) |
| Ring groove width, intermediate |
1.520-1.540 mm (0.05984252-0.06062992 in) |
| Ring groove width, oil control |
3.03-3.055 mm (0.1192913-0.1202756 in) |
| Piston ring-to-groove clearance, top |
0.030-0.070 mm (0.001181102-0.002755906 in) |
| Piston ring-to-groove clearance, intermediate |
0.020-0.060 mm (0.0007874016-0.002362205 in) |
| Piston ring-to-groove clearance, oil control |
0.030-0.070 mm (0.001181102-0.002755906 in) |
| Piston ring gap, top |
0.15-0.30 mm (0.005905512-0.01181102 in) |
| Piston ring gap, intermediate |
0.15-0.30 mm (0.005905512-0.01181102 in) |
| Piston ring gap, oil control |
0.15-0.30 mm (0.005905512-0.01181102 in) |
| 9:1 ENGINES (GASOLINE) |
| Pin bore diameter (piston) |
22.0065-22.0110 mm (0.8663976-0.8665748 in) |
| Pin diameter |
21.995-21.997 mm (0.8659449-0.8660236 in) |
| Piston pin-length |
61.870-62.120 mm (2.435827-2.445669 in) |
| Pin-to-piston clearance |
0.0095-0.016 mm (0.0003740157-0.0006299213 in) |
| Pin-to-rod clearance |
0.016-0.038 mm (0.006299213-0.001496063 in) |
| Ring groove width, top |
1.520-1.540 mm (0.05984252-0.06062992 in) |
| Ring groove width, intermediate |
1.520-1.540 mm (0.05984252-0.06062992 in) |
| Ring groove width, oil control |
3.03-3.055 mm (0.1192913-0.1202756 in) |
| Piston ring-to-groove clearance, top |
0.020-0.060 mm (0.0007874016-0.002362205 in) |
| Piston ring-to-groove clearance, intermediate |
0.020-0.060 mm (0.0007874016-0.002362205 in) |
| Piston ring-to-groove clearance, oil control |
0.030-0.070 mm (0.001181102-0.002755906 in) |
| Piston ring gap, top |
0.15-0.30 mm (0.005905512-0.01181102 in) |
| Piston ring gap, intermediate |
0.15-0.30 mm (0.005905512-0.01181102 in) |
| Piston ring gap, oil control |
0.15-0.30 mm (0.005905512-0.01181102 in) |
| CRANKSHAFT |
| Main bearing journal diameter |
67.483-67.503 mm (2.656803-2.65759 in) |
| Main bearing bore diameter |
72.40-72.424 mm (2.850394-2.851339 in) |
| Main bearing journal diameter: maximum-out-of-round |
0.0075 mm (0.0002952747 in) between cross sections |
| Main bearing journal diameter: maximum taper (straightness) |
0.004 mm (0.0001574798 in) |
| Runout: FIM of center journals when located on front and rear journal |
0.05 mm (0.001968498 in) 3 places |
| Crankshaft journal-to-main bearing clearance |
0.066-0.024 mm (0.002598425-0.000944879 in) |
| Connecting rod journal diameter |
53.003-52.983 mm (2.086726-2.085939 in) |
| Connecting rod journal diameter: maximum-out-of-round |
0.0075 mm (0.0002952747 in) between cross sections |
| Connecting rod journal diameter: maximum taper (straightness) |
0.004 mm (0.0001574798 in) |
| Crankshaft end play |
0.301-0.130 mm (0.01185039-0.00511811 in) |
| CYLINDER HEAD/VALVETRAIN |
| Combustion chamber volume |
53 ±. 5 cc (3.234258 ± 0.03051187 ci) |
| Valve seat width-intake |
2.1-1.9 mm (0.08267692-0.07480292 in) |
| Valve seat width-exhaust |
2.1-1.9 mm (0.08267692-0.07480292 in) |
| Valve seat angle |
45.00 degrees |
| Valve seat runout (TIR) |
0.025 mm (0.000984249 in) |
| Valve stem guide clearance-intake |
0.069-0.020 mm (0.002716527-0.0007873992 in) |
| Valve stem guide clearance-exhaust |
0.095-0.046 mm (0.003740146-0.001811024 in) |
| Valve head diameter-intake |
44.5 mm (1.751969 in) |
| Valve head diameter-exhaust |
34.0 mm (1.338583 in) |
| Valve face runout limit |
0.05 mm (0.001968498 in) |
| Valve face angle |
45.5 degrees |
| Valve stem diameter-intake |
6.995-6.975 mm (0.2753929-0.2746055 in) |
| Valve stem diameter-exhaust |
6.970-6.949 mm (0.2744086-0.2735819 in) |
| Valve spring compression pressure-intake |
633.3-701.3 N@ 28.02 mm (1.103146 in) |
| Valve spring compression pressure-exhaust |
633.3-701.3 N@ 28.02 mm (1.103146 in) |
| Valve spring free length-intake |
50.2 mm (1.976372 in) |
| Valve spring free length-exhaust |
50.2 mm (1.976372 in) |
| Valve spring installed pressure-intake |
272.1-306.1 N @ 40.0 mm (1.574803 in) |
| Valve spring installed pressure-exhaust |
272.1-306.1 N@ 40.0 mm (1.574803 in) |
| Valve spring installed pressure service limit-intake |
274.6 N@ 40.01 mm (1.575192 in) |
| Valve spring installed pressure service limit-exhaust |
274.6 N@ 40.01 mm (1.575192 in) |
| Valve spring out-of-square limit-intake |
2.5 degrees |
| Valve spring out-of-square limit-exhaust |
2.5 degrees |
| Valve guide inside diameter |
7.044-7.015 mm (0.277322-0.2761803 in) |
| Rocker arm ratio |
1.75:1 |
| Lash adjuster-diameter |
15.988-16.00 mm (0.6294488-0.6299213 in) |
| Lash adjuster-clearance-to-bore |
0.018-0.069 mm (0.0007086614-0.00271535 in) |
| Lash adjuster-service limit |
0.016 mm (0.0006299213 in) |
| Lash adjuster-hydraulic leakdown rate |
5-25 seconds |
| Lash adjuster-collapsed lash adjuster gap desired |
0.45-0.85 mm (0.01771654-0.03346457 in) |