General
| General Specifications | 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 | 0.0512-0.0590 inch | ||
| Valve seat width exhaust | 0.0827-0.0748 inch | ||
| Valve seat angle | 44.00-44.50° | ||
| Valve seat runout (F.I.R.) | 0.00098 inch | ||
| Valve Arrangement (Front to Rear) | Valve stem guide clearance | Intake | 0.00272-0.00079 inch |
| Exhaust | 1.417 inch | ||
| Valve head diameter | Intake | 1.757-1.747 inch | |
| Exhaust | 1.343-1.373 inch | ||
| Valve face runout (limit) | 0.00197 inch | ||
| Valve face angle | 45.75-45.25° | ||
| Valve stem diameter | Intake | 0.2754-0.2746 inch | |
| Exhaust | 0.2744-0.2736 inch | ||
| Valve stem diameter (list oversizes) | Intake | N/A | |
| Exhaust | N/A | ||
| Valve spring compression pressure | Intake (N-9 spec-length) | 720-800 N @ 1.1031-inch | |
| Exhaust (N-9 spec-length) | 720-800 N @ 1.1031 inch | ||
| Valve spring free length | Intake | 2.101 inch | |
| Exhaust | 2.101 inch | ||
| Valve spring installed pressure @N 9 spec. length | Intake | 287.19-321.19 N @ 1.676 inch | |
| Exhaust | 287.19-321.19 N @ 1.676 inch | ||
| Valve springs installed pressure N @ spec. length service limit | Intake | 5% pressure loss @ 1.134 inch | |
| Exhaust | 5% pressure loss @ 1.134 inch | ||
| Valve springs - out of square limit, | Intake | 2.0° | |
| Exhaust | 2.0° | ||
| Valve guide inside diameter | 0.2773-0.2762 inch | ||
| 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 | 0.002992-0.00098 inch | ||
| Clearance service limit | --------------------------- | ||
| Journal diameters | 1.0615-1.0605 inch | ||
| Journal inside diameter (cap assembled) | 1.0635-1.0625 inch | ||
| Camshaft runout: fall indicator measurement on all journals when supported on front and rear journals. (4 places) | 0.0018 inch | ||
| Cylinder bore diameter | Grade 1 | 3.5512-3.5516 inch | |
| Grade 2 | 3.5516-3.5518 inch | ||
| Grade 3 | 3.5518-3.5524 inch | ||
| Piston | Piston diameter (Grade 2) at right angle to pin bore | 90.180 +/-0.005 | |
| Piston to bore clearance | -0.00020 to +0.00098 inch | ||
| Pin bore diameter (piston) | 0.8664-0.8667 inch | ||
| Pin diameter | 0.8662-0.8663 inch | ||
| Clearance | 0.00055-0.00020 inch | ||
| Pin bore diameter (rod) | 0.8666-0.8670 inch | ||
| Clearance | 0.00035-0.00092 inch | ||
| Ring groove width | TOP | 0.0602-0.0610 inch | |
| Intermediate | 0.0598-0.0606 inch | ||
| Oil control | 0.1192-0.1201 inch | ||
| Piston ring gap | TOP | 0.0051-0.110 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 | 0.00030 inch between cross sections | ||
| Maximum taper (straightness) | 0.00016 inch | ||
| Runout: FIM of center journals when located on places) front and rear journal | 0.0020 inch 3 places | ||
| Clearance - crankshaft journal to main bearing clearance | 0.0019-0.0009 inch | ||
| Connecting rod journal diameter | 2.087-2.085 inch | ||
| Maximum out-of-round | 0.00030 inch between cross sections | ||
| Maximum taper | 0.00016 inch | ||
| Crankshaft end play | 0.0029-0.0148 inch | ||
| Connecting Rod | Big end journal inside diameter with assembled liners | 2.0885-2.0877 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) | 6.66 inch | ||
| Alignment | Bore-to-bore Max. twist | 0.0020 inch | |
| Bore-to-bore Max. bend | 0.0015 inch | ||
| Side play (as assembled to crank) | Standard play | 0.0118+/-0.0069 inch |