General Specifications
WARNING: This page is about a different car, the 2012 Ford Pickup and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
GENERAL SPECIFICATIONS
| Item | Specification |
|---|---|
| Engine | |
| Displacement | 6.2L (379 CID) |
| Number of cylinders | 8 |
| Bore | 102 mm (4.015 in) |
| Stroke | 95 mm (3.74 in) |
| Firing order | 1-5-4-8-6-3-7-2 |
| Spark plug | CYFS-12FP |
| Spark plug gap | 1.12 mm (0.044 in) |
| Minimum oil pressure at idle (engine at normal operating temperature) | 55 kPa (8 psi) |
| Oil pressure at 2, 000 rpm (engine at normal operating temperature) | - |
| Compression ratio | 9.8:1 |
| Engine weight (without accessory drive components and with flexplate) | 263 kg (580 lb) |
| Engine weight (without accessory drive components and with flywheel) | 269 kg (592 lb) |
| Cylinder Head and Valve Train | |
| Combustion chamber volume | 48.1-51.1 cc (2.94-3.12 cu in) |
| Valve arrangement (front to rear) - LH | E-I-E-I-E-I-E-I |
| Valve arrangement (front to rear) - RH | E-I-E-I-E-I-E-I |
| Rocker arm ratio - exhaust | - |
| Rocker arm ratio - intake | - |
| Valve guide bore diameter | 7.953-7.975 mm (0.3131-0.3139 in) |
| Valve stem diameter - intake | 7.933-7.953 mm (0.3123-0.3131 in) |
| Valve stem diameter - exhaust | 7.921-7.942 mm (0.3118-0.3126 in) |
| Valve stem-to-guide clearance - intake | 0.022-0.072 mm (0.0008-0.0028 in) |
| Valve stem-to-guide clearance - exhaust | 0.034-0.084 mm (0.0013-0.0033 in) |
| Valve head diameter - intake | 53.5 mm (2.106 in) |
| Valve head diameter - exhaust | 42 mm (1.653 in) |
| Valve face runout - intake | 0.060 mm (0.0023 in) |
| Valve face runout - exhaust | 0.050 mm (0.0019 in) |
| Valve face angle | 45.5 degrees |
| Valve seat width - intake | 1.4-1.6 mm (0.05-0.06 in) |
| Valve seat width - exhaust | 1.6-1.8 mm (0.06-0.07 in) |
| Valve seat angle | 44.5-45.0 degrees |
| Valve spring free length | 65.1 mm (2.562 in) |
| Valve spring compression pressure | 1350 N (303 lb) @ 41.60 mm (1.637 in) |
| Valve spring installed height | 54.72 mm (2.154 in) |
| Valve spring installed pressure | 450 N (101 lb) @ 54.72 mm (2.154 in) |
| Head gasket surface flatness | 0.025 mm (0.001 in) in any 25 mm (1 in) x 25 mm (1 in) area; 0.05 mm (0.002 in) in any 150 mm (6 in) x 150 mm (6 in) area; 0.1 mm (0.004 in) overall |
| Camshaft | |
| Theoretical valve lift @ 0 lash - intake | 13.25 mm (0.521 in) |
| Theoretical valve lift @ 0 lash - exhaust | 13.00 mm (0.511 in) |
| Lobe lift - intake | 8.019 mm (0.315 in) |
| Lobe lift - exhaust | 7.861 mm (0.309 in) |
| Allowable lobe lift loss | 0.127 mm (0.005 in) |
| Journal diameter | 28.587-28.613 mm (1.125-1.126 in) |
| Camshaft journal bore inside diameter | 28.657-28.682 mm (1.128-1.129 in) |
| Camshaft journal-to-bearing clearance | 0.044-0.095 mm (0.0017-0.0037 in) |
| Runout | 0.025 mm (0.0009 in) |
| End play | 0.025-0.150 mm (0.0009-0.0059 in) |
| Cylinder Block | |
| Cylinder bore diameter - grade 1 | 102.000-102.010 mm (4.0157-4.0161 in) |
| Cylinder bore diameter - grade 2 | 102.010-102.020 mm (4.0161-4.0165 in) |
| Cylinder bore diameter - grade 3 | 102.020-102.030 mm (4.0165-4.0169 in) |
| Cylinder bore maximum taper | 0.016 mm (0.0006 in) |
| Cylinder bore maximum out-of-round | 0.020 mm (0.0008 in) |
| Main bearing bore inside diameter | 72.400-72.424 mm (2.8504-2.8509 in) |
| Head gasket surface flatness | 0.03 mm (0.001 in) in any 40 mm (1.5 in) x 40 mm (1.5 in) area; 0.05 mm (0.002 in) in any 150 mm (6 in) x 150 mm (6 in) area; 0.025 mm (0.0009) in any 25mm (0.984 in) x 25 mm (0.984 in) area overall |
| Crankshaft | |
| Main bearing journal diameter | 67.481-67.505 mm (2.6568-2.6576 in) |
| Main bearing journal maximum taper | 0.008 mm (0.0003 in) |
| Main bearing journal maximum out-of-round | 0.006 mm (0.0002 in) |
| Main bearing journal-to-cylinder block clearance | 0.025-0.050 mm (0.0009-0.0019 in) |
| Connecting rod journal diameter | 52.733-52.753 mm (2.0761-2.0768 in) |
| Connecting rod journal maximum taper | 0.008 mm (0.0003 in) |
| Connecting rod journal maximum out-of-round | 0.006 mm (0.0002 in) |
| Crankshaft end play | 0.140-0.260 mm (0.005-0.010 in) |
| Piston and Connecting Rod | |
| Piston diameter - grade 1 (at right angle to pin bore) | 101.960 mm (4.0141 in) |
| Piston diameter - grade 2 (at right angle to pin bore) | 101.970 mm (4.0145 in) |
| Piston diameter - grade 3 (at right angle to pin bore) | 102 mm (4.0157 in) |
| Piston-to-cylinder bore clearance (at grade size) | 0.010-0.040 mm (0.0003-0.0015 in) |
| Piston ring end gap - top | 0.35-0.50 mm (0.137-0.0196 in) |
| Piston ring end gap - intermediate | 0.35-0.50 mm (0.137-0.0196 in) |
| Piston ring end gap - oil control | 0.15-0.65 mm (0.005-0.025 in) |
| Piston ring groove width - top | 1.5 mm (0.059 in) |
| Piston ring groove width - intermediate | 1.5 mm (0.059 in) |
| Piston ring groove width - oil control | 2.5 mm (0.098 in) |
| Piston ring width - top and intermediate | 1.5 mm (0.059 in) |
| Piston ring-to-groove clearance - top | 1.47-1.50 mm (0.0578-0.0590 in) |
| Piston ring-to-groove clearance - intermediate | 1.47-1.50 mm (0.0578-0.0590 in) |
| Piston pin bore diameter | 24 mm (0.944 in) |
| Piston pin diameter | 24 mm (0.944 in) |
| Piston pin length | 62 mm (2.44 in) |
| Piston pin-to-piston fit | 0.17-0.80 mm (0.006-0.0031 in) |
| Connecting rod-to-pin clearance | 0.3-0.18 mm (0.001-0.007 in) |
| Connecting rod pin bore diameter | 24.009 mm (0.945 in) |
| Connecting rod length (center-to-center) | 157.50 mm (6.2 in) |
| Connecting rod maximum allowed bend | 0.038 mm (0.0015 in) |
| Connecting rod bearing bore diameter (with assembled liners) | - |
| Connecting rod bearing-to-crankshaft clearance | 0.025-0.065 mm (0.0009-0.0025 in) |
| Connecting rod side clearance | 1.0 mm (0.039 in) |