General Specifications
WARNING: This page is about a different car, the 2008 Ford Econoline, 2008 Ford E450 Super Duty, and 2008 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
GENERAL SPECIFICATIONS
| Item | Specification |
|---|---|
| Displacement (CID) | 6.8L (415) |
| No. of Cylinders | 10 |
| Engine weight (without accessory drive components and with flexplate) | 281 kg (620 lb) |
| Bore/Stroke | 90.215/105.8 mm |
| Fire order | 1-6-5-10-2-7-3-8-4-9 |
| Spark plug | AGSF-22N |
| Oil pressure minimum at 2,000 RPM (engine at normal operating temperature) | 275-417 kPa (40-75 psi) |
| Compression ratio | 9.0:1 |
| Cylinder Head/Valve Train | |
| Combustion chamber volume | 52.6-51.6 cc |
| Valve seat width - intake | 1.5-1.3 mm |
| Valve seat width - exhaust | 1.5-1.3 mm |
| Valve seat angle | 45.00-44.50 degrees |
| Valve seat runout (T.I.R.) | 0.04 mm |
| Valve arrangement (front to rear) - LH | E-I-E-I-E-I-E-I-E-I |
| Valve arrangement (front to rear) - RH | I-E-I-E-I-E-I-E-I-E |
| Valve stem guide clearance | |
| Intake | 0.069-0.020 mm |
| Exhaust | 0.094-0.045 mm |
| Valve head diameter | |
| Intake | 44.63-44.37 mm |
| Exhaust | 36.14-35.44 mm |
| Valve face runout (limit) | 0.05 mm |
| Valve face angle | 45.75-45.25 degrees |
| Valve stem diameter | |
| Intake | 6.995-6.975 mm |
| Exhaust | 6.970-6.949 mm |
| Valve spring compression pressure | |
| Intake (N @ Spec. Length) | 760 N @ 28.8 mm |
| Exhaust (N @ Spec. Length) | 760 N @ 28.8 mm |
| Valve spring free length | |
| Intake | 53.37 mm |
| Exhaust | 53.37 mm |
| Valve spring installed pressure (N @ Spec. Length) | |
| Intake | 302 N @ 42.56 mm |
| Exhaust | 302 N @ 42.56 mm |
| Valve springs installed pressure (N @ Spec. Length - Service Limit) | |
| Intake | 283 N @ 42.56 mm |
| Exhaust | 283 N @ 42.56 mm |
| Valve springs - out of square limit | |
| Intake | 2.5 degrees |
| Exhaust | 2.5 degrees |
| Valve guide inside diameter | 7.044-7.015 mm |
| Camshaft | |
| Lobe lift | |
| Intake | 7.10983 mm |
| Exhaust | 7.49724 mm |
| Lobe lift - allowable lift loss | 0 |
| Valve lift @ zero lash | |
| Intake | 12.00 mm |
| Exhaust | 12.00 mm |
| Camshaft end play | 0.190-0.027 mm |
| End play service limit | 0.190-0.027 mm |
| Journal-to-bearing clearance | 0.076-0.025 mm |
| Journal diameters | 26.962-26.936 mm |
| Journal inside diameter (cap assembled) | 27.012-26.987 mm |
| Camshaft runout: full indicator measurement on all journals when supported on front and rear journals | 0.09 mm (5 places) |
| Cylinder Bore Diameter | |
| Grade 1 | 90.200-90.210 mm |
| Grade 2 | 90.210-90.220 mm |
| Grade 3 | 90.220-90.230 mm |
| Piston | |
| Piston diameter (Grade 2) at right angle-to-pin bore | 90.180 ± 0.005 mm |
| Piston-to-bore clearance | (-0.005) to +0.025 mm |
| Pin bore diameter (piston) | 22.008-22.014 mm |
| Pin diameter | 22.0010-22.0030 mm |
| Clearance (neg. or pos.) | 0.0139-0.005 mm |
| Pin bore diameter (rod) | 22.012-22.024 mm |
| Clearance | 0.009-0.023 mm |
| Ring groove width | |
| Top | 1.503-1.505 mm |
| Intermediate | 1.502-1.504 mm |
| Oil control | 3.030-3.050 mm |
| Piston ring gap | |
| Top | 0.15-0.30 mm |
| Intermediate | 0.25-0.50 mm |
| Oil control | 0.15-0.65 mm |
| Crankshaft | |
| Main bearing journal diameter | 67.481-67.505 mm |
| Maximum out-of-round | 0.0075 mm between cross sections |
| Maximum taper (straightness) | 0.004 mm |
| Runout: FIM of center journals when located on front and rear journal | 0.05 mm (3 places) |
| Clearance - crankshaft journal-to-main bearing clearance | 0.048-0.024 mm |
| Connecting rod journal diameter | 53.003-52.983 mm |
| Maximum out-of-round | 0.0075 mm between cross sections |
| Maximum taper | 0.004 mm |
| Crankshaft end play | 0.075-0.377 mm |
| Connecting Rod | |
| Big end journal inside diameter with assembled liners | 53.049-53.027 mm |
| Rod bearing-to-journal clearance | 0.064-0.026 mm |
| Pin bore diameter (rod) | 22.024-22.012 mm |
| Balance Shaft System | |
| Balance shaft journal diameter | 26.962-26.936 mm |
| Clearance - balance shaft journal-to-cylinder head | 0.076-0.025 mm |
| Cylinder head balance shaft journal diameter | 27.012-26.987 mm |
| Gear backlash | 0.0076-0.1295 mm |
| Balance shaft end play | 0.04-0.23 mm |
| Rod length (centerline bore-to-bore) | 169.1 mm |
| Alignment | |
| Bore-to-bore max. twist | ± 0.05 mm |
| Bore-to-bore max. bend | ± 0.038 mm |
| Side play (as assembled to crank) | |
| Standard play | 0.410 ± 0.26 mm |
| Maximum play | 0.670 mm |