General Specifications
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GENERAL SPECIFICATIONS
| Item | Specification |
|---|---|
| Lubricants and Sealants | |
| Motorcraft SAE 5W-30 Premium Synthetic Blend Motor Oil XO-5W30-QSP (US); Motorcraft SAE 5W-30 Super Premium Motor Oil CXO-5W30-LSP12 (Canada); or equivalent | WSS-M2C929-A |
| Motorcraft Premium Gold Engine Coolant with Bittering Agent (US only) VC-7-B (US); CVC-7-A (Canada); or equivalent (yellow color) | WSS-M97B51-A1 |
| Motorcraft Metal Surface Prep ZC-31 | - |
| Silicone Gasket Remover ZC-30 | - |
| Silicone Gasket and Sealant TA-30 | WSE-M4G323-A4 |
| Silicone Brake Caliper Grease and Dielectric Compound XG-3-A | ESE-M1C171-A |
| Threadlock and Sealer TA-25 | WSK-M2G351-A5 |
| Thread Sealant with PTFE TA-24 | WSK-M2G350-A2 |
| Engine | |
| Displacement | 4.0L (244 CID) |
| Number of cylinders | 6 |
| Bore | 100.4 mm (3.953 in) |
| Stroke | 84.4 mm (3.32 in) |
| Firing order | 1-4-2-5-3-6 |
| Oil pressure minimum at 2,000 rpm (engine at normal operating temperature) | 103 kPa (15 psi) |
| Oil capacity | 4.73 liters (5 quarts) with filter |
| Cylinder Head and Valve Train | |
| Cylinder head gasket surface flatness | 0.08 mm (0.003 in) total |
| Combustion chamber volume | 65.197 ± 2.068-2.018 cc |
| Valve arrangement (front to rear) - LH | I-E-I-E-I-E |
| Valve arrangement (front to rear) - RH | E-I-E-I-E-I |
| Valve guide bore diameter | 7.00-7.018 mm (0.276 in) |
| Valve stem diameter - intake | 6.965-6.98 mm (0.274-0.275 in) |
| Valve stem diameter - exhaust | 6.95-6.965 mm (0.27-0.274 in) |
| Valve stem-to-guide clearance - intake | 0.020-0.053 mm (0.001-0.002 in) |
| Valve stem-to-guide clearance - exhaust | 0.035-0.068 mm (0.001-0.003 in) |
| Valve head diameter - intake | 45.9-46.1 mm (1.807-1.815 in) |
| Valve head diameter - exhaust | 38.9-39.1 mm (1.531-1.539 in) |
| Valve face runout | 0.03 mm (0.001 in) |
| Valve face angle | 45 degrees |
| Valve seat width - intake | 1.273-2.121 mm (0.05-0.083 in) |
| Valve seat width - exhaust | 1.556-2.404 mm (0.061-0.095 in) |
| Valve seat runout | 0.059 mm (0.002 in) |
| Valve seat angle | 45 degrees |
| Valve spring free length | 43.1 mm (1.7 in) |
| Valve spring squareness | ± 1.5 deg |
| Valve spring compression pressure at specified height (lbs) | 275-305 Nm at 35.9-36.7 mm (202.84-224.968 lb-ft at 1.413-1.445 in) |
| Valve spring installed height | 39.86-40.86 mm (1.569-1.609 in) |
| Valve spring installed pressure | 320 newtons (72 lb) |
| Roller follower ratio | 1.98:1 |
| Camshaft | |
| Theoretical valve lift @ 0 lash | 11.93 mm (0.472 in) |
| Lobe lift | 6.584 mm (0.259 in) |
| Allowable lobe lift loss | 0.127 mm (0.005 in) |
| Journal diameter | 27.935-27.96 mm (1.099-1.101 in) |
| Camshaft journal bore inside diameter | 28.0-28.03 mm (1.102-1.104 in) |
| Camshaft journal-to-bearing clearance | 0.04-0.095 mm (0.002-0.004 in) |
| Runout | 0.05 mm (0.002 in) |
| End play | 0.075-0.185 mm (0.003-0.007 in) |
| Cylinder Block | |
| Cylinder bore diameter | 100.4 mm (3.953 in) |
| Cylinder bore maximum taper | 0.025 mm (0.001 in) |
| Cylinder bore maximum out-of-round | 0.025 mm (0.001 in) |
| Main bearing bore inside diameter | 60.620-60.634 mm (2.387-2.387 in) |
| Head gasket surface flatness | 0.1 mm (0.004 in) overall |
| Crankshaft | |
| Main bearing journal diameter | 56.980-57.0 mm (2.243-2.244 in) |
| Main bearing journal maximum taper | 0.008 mm (0.0003 in) |
| Main bearing journal maximum out-of-round | 0.008 mm (0.0003 in) |
| Main bearing journal-to-cylinder block clearance | 0.008-0.062 mm (0.0003-0.0024 in) |
| Connecting rod journal diameter | 53.98-54.0 mm (2.125-2.126 in) |
| Connecting rod journal maximum taper | 0.008 mm (0.0003 in) |
| Connecting rod journal maximum out-of-round | 0.008 mm (0.0003 in) |
| Crankshaft maximum end play | 0.05-0.32 mm (0.002-0.0126 in) |
| Main Bearings | |
| Clearance to crankshaft | 0.021-0.039 mm (0.0008-0.0015 in) |
| Clearance to crankshaft allowable | 0.013-0.048 mm (0.0005-0.002 in) |
| Bearing wall thickness | 1.8-1.806 mm (0.0709-0.0711 in) |
| Piston and Connecting Rod | |
| Piston diameter - coded standard | 100.380-100.400 mm (3.952-3.9528 in) |
| Piston diameter - coded 0.5 | 100.880-100.900 mm (3.971-3.972 in) |
| Piston diameter - coded 1.0 | 101.350-101.370 mm (3.990-3.991 in) |
| Piston-to-cylinder bore clearance | 0.030-0.050 mm (0.0012-0.002 in) |
| Piston ring end gap - top | 0.200-0.450 mm (0.008-0.018 in) |
| Piston ring end gap - bottom | 0.40-0.60 mm (0.016-0.024 in) |
| Piston ring groove width - top | 1.23-1.25 mm (0.0484-0.0492 in) |
| Piston ring groove width - bottom | 1.52-1.54 mm (0.0598-0.0606 in) |
| Piston ring groove width - oil ring | 3.01-3.03 mm (0.1185-0.1193 in) |
| Piston ring width - top | 1.175-1.190 mm (0.0463-0.0469 in) |
| Piston ring width - bottom | 1.475-1.490 mm (0.0581-0.0587 in) |
| Piston ring-to-groove clearance - top | 0.040-0.075 mm (0.0016-0.0030 in) |
| Piston ring-to-groove clearance - bottom | 0.030-0.065 mm (0.0012-0.0026 in) |
| Piston pin bore diameter | 23.958-23.976 mm (0.943-0.944 in) |
| Piston pin diameter (red) | 23.994-23.997 mm (0.9446-0.9448 in) |
| Piston pin diameter (blue) | 23.997-24.000 mm (0.9448-0.9449 in) |
| Piston pin length | 72.0-72.8 mm (2.835-2.866 in) |
| Piston pin-to-piston fit | 0.01-0.016 mm (0.0004-0.0006 in) |
| Piston pin-to-connecting rod clearance | 0.01-0.016 mm (0.0004-0.0006 in) |
| Connecting rod pin bore diameter | 23.958-23.976 mm (0.943-0.944 in) |
| Connecting rod length (center-to-center) | 145.965-146.035 mm (5.747-5.749 in) |
| Connecting rod maximum allowed bend | mm (0.0005 in) per 25.4 mm (1.000 in) |
| Connecting rod maximum allowed twist | 0.038 mm (0.0015 in) per 25.4 mm (1.000 in) |
| Connecting rod bearing bore diameter | 56.82 mm-56.84 mm (2.237 in-2.238 in) |
| Connecting rod bearing-to-crankshaft clearance | 0.008-0.061 mm (0.0003-0.0024 in) |
| Connecting rod side clearance | 0.092-0.268 mm (0.0036-0.0106 in) |