Coyote Gen 3 Tech specs [Archive]

jab351w

01-04-2023, 01:45 PM

Not quite what you're asking for, but the I saved the following from the old Fordnatics e-mail list. It was posted back in 2011, so some specs will likely not apply to the later generation Coyotes.

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General Specifications Item Specification
Engine
Displacement 4.957 L (302 CID)
Number of cylinders 8
Bore 92.2 mm (3.629 in)
Stroke 92.7 mm (3.649 in)
Firing order 1-5-4-8-6-3-7-2
Spark plug CYFS-12Y
Spark plug gap 1.25-1.35 mm (0.049-0.053 in)
Oil pressure at idle (engine at normal operating temperature) 69 kPa
(10 psi)-103 Kpa (15 psi)
Oil pressure at 2,000 rpm (engine at normal operating temperature) 207
kPa (30 psi)-276 kPa (40 psi)
Compression ratio 11.0:1
Engine weight 195.5 kg (431 lb)
Cylinder Head and Valve Train
Combustion chamber volume 54.5-57.5 cc

(3.33-3.51 cu in)
Valve stem diameter — intake 6.015-6.044 mm (0.2368-0.2379 in)
Valve stem diameter — exhaust 6.015-6.044 mm (0.2368-0.2379 in)
Valve stem-to-guide clearance — intake 0.020-0.069 mm (0.0008-0.0027 in)
Valve stem-to-guide clearance — exhaust 0.045-0.094 mm (0.0018-0.0037 in)
Valve head diameter — intake 37 mm (1.45 in)
Valve head diameter — exhaust 31 mm (1.22 in)
Valve face runout 0.05 mm (0.0019 in)
Valve face angle 3 angle
Valve seat width — intake 1.3-1.5 mm (0.051-0.059 in)
Valve seat width — exhaust 1.4-1.6 mm (0.059-0.063 in)
Valve seat runout 0.04 mm (0.0016 in)
Valve seat angle 121/91/61 degrees
Valve spring free length — intake 51.32 mm (2.02 in)
Valve spring free length — exhaust 51.32 mm (2.02 in)
Valve spring perpendicularity — intake 3 mm (0.118 in)
Valve spring perpendicularity — exhaust 3 mm (0.118 in)
Valve spring compression force — intake 650 N
Valve spring compression force — exhaust 650 N
Valve spring installed height — intake 40 mm (1.5748 in)
Valve spring installed height — exhaust 40 mm (1.5748 in)
Valve spring installed force — intake 265 N
Valve spring installed force — exhaust 265 N
Roller follower ratio 2:1
Head gasket surface flatness 0.025 mm (0.001 in) in any 25 mm (1 in) x
25 mm (1 in) area; 0.050 mm (0.002 in) in any 150 mm (6 in) x 150 mm
(6 in) area; 0.1 mm (0.004 in) overall
Hydraulic Lash Adjuster
Diameter — intake 12 mm (0.472 in)
Diameter — exhaust 12 mm (0.472 in)
Clearance-to-bore 0.018-0.050 mm (0.0007-0.0019 in)
Hydraulic leakdown rate — intake 0.45-3 secondsa
Hydraulic leakdown rate — exhaust 0.45-3 secondsa
Collapsed lash adjuster gap 0.35-0.85 mm (0.0137-0.0334 in)
Camshaft
Lobe lift — intake 5.963 mm (0.2348 in)
Lobe lift — exhaust 5.488 mm (0.2160 in)
Journal diameter 28.620 mm (1.1267 in)
Journal bore inside diameter 28.682-28.657 mm (1.1292-1.1282 in)
Journal-to-bearing clearance 0.025-0.075 mm (0.001-0.002 in)
Runout 0.04 mm (0.0016 in)

(4 places)
End play 0.15 mm (0.0059 in)
Cylinder Block
Cylinder bore diameter 92.200-92.220 mm (3.6299-3.6307 in)
Cylinder bore maximum taper 0.013 mm (0.0005 in)
Cylinder bore maximum out-of-round 0.010 mm (0.0004 in)
Main bearing bore inside diameter 72.400-72.424 mm (2.850-2.851 in)
Head gasket surface flatness 0.0254 mm (0.001 in) across any 38.1 mm
(1.5 in) square
Crankshaft
Main bearing journal diameter 67.481-67.505 mm (2.657-2.658 in)
Main bearing journal maximum taper 0.004 mm (0.0002 in)
Main bearing journal maximum out-of-round (circularity) 0.006 mm
(0.0002 in) between cross sections
Main bearing journal-to-main bearing clearance 0.025-0.045 mm
(0.0009-0.0018 in)
Connecting rod journal diameter 52.983-53.003 mm (2.086-2.087 in)
Connecting rod journal maximum taper 0.004 mm (0.0002 in)
Crankshaft maximum end play 0.28 mm (0.011 in)
Piston and Connecting Rod
Piston diameter 92.161-92.175 mm (3.6283-3.6289 in)
Piston-to-cylinder bore clearance (at grade size)b 0.025-0.059 mm
(0.0009-0.0023 in)
Piston ring end gap — top 0.15-0.25 mm (0.0059-0.0098 in)
Piston ring end gap — intermediate 0.30-0.55 mm (0.0118-0.0216 in)
Piston ring gap — oil control 0.15-0.45 mm (0.0059-0.0177 in)
Piston ring groove width — top 1.220-1.250 mm (0.0480-0.0492 in)
Piston ring groove width — intermediate 1.220-1.240 mm (0.0480-0.0488 in)
Piston ring groove width — oil control 2.530-2.550 mm (0.0996-0.1003 in)
Piston ring width — top 1.17-1.19 mm (0.0460-0.0468 in)
Piston ring width — intermediate 1.17-1.19 mm (0.0460-0.0468 in)
Piston ring-to-groove clearance — top 0.030-0.080 mm (0.0019-0.0031 in)
Piston ring-to-groove clearance — intermediate 0.030-0.070 mm
(0.0019-0.0028 in)
Piston pin bore diameter 22.004-22.010 mm (0.8663-0.8665 in)
Piston pin diameter 21.997-22.000 mm (0.8649-0.8661 in)
Piston pin length 60.7-61.0 mm (2.3897-2.4015 in)
Piston pin-to-piston fit (clearance) 0.004-0.013 mm (0.0002-0.0005 in)
Connecting rod-to-pin clearance 0.003-0.018 mm (0.0001-0.0007 in)
Connecting rod pin bore diameter 22.003-22.015 mm (0.8663-0.8667 in)
Connecting rod length (centerline bore-to-bore) 150.7 mm (5.933 in)
Connecting rod maximum allowed bend 0.038 mm (0.0015 in)
Connecting rod maximum allowed twist 0.050 mm (0.0019 in)
Connecting rod bearing-to-crankshaft clearance 0.028-0.069 mm
(0.0011-0.0027 in)
Connecting rod side clearance (as assembled to crank) — standard play
0.325 mm (0.0128 in)
Connecting rod side clearance (as assembled to crank) — max. play
0.500 mm (0.0197 in)

a Time required for the plunger to leak down 1.6 mm of travel with 222
N force and leakdown fluid in the lash adjuster.
b Before Grafal coating.

Torque Specifications

Description Nm lb-ft lb-in
Accessory drive belt tensioner bolt 48 35 —
A/C compressor fitting nut 15 — 133
A/C compressor stud bolts 25 18 —
Camshaft bearing cap boltsa — — —
Camshaft bearing mega cap boltsa — — —
Camshaft Position (CMP) sensor bolt 10 — 89
Catalytic convertor-to-exhaust manifold nuts 40 30 —
Clutch pressure platea — — —
Connecting rod cap boltsa — — —
Coolant outlet bolts 10 — 89
Coolant outlet pipe bolt 10 — 89
Coolant pump bolts 20 — 177
Coolant pump pulley bolts 20 — 177
Cooling fan assembly nut and bolt 9 — 80
Crankshaft main bearing cap boltsa — — —
Crankshaft Position (CKP) sensor bolt 10 — 89
Crankshaft pulley bolta — — —
Crankshaft rear seal retainer plate boltsa — — —
Cylinder head boltsa — — —
Cylinder Head Temperature (CHT) sensor 11 — 97
Engine front cover boltsa — — —
Engine oil filterb — — —
Engine Oil Pressure (EOP)c — — —
Engine support insulator bolts 55 41 —
Engine support insulator bracket bolts and stud bolts 55 41 —
Engine support insulator nuts 63 46 —
Engine-to-transmission bolts and stud bolts 48 35 —
Exhaust H-pipe clamp nuts 48 35 —
Exhaust manifold nutsa — — —
Exhaust manifold studs 25 18 —
Flexplatea — — —
Flexplate inspection cover bolts 35 26 —
Flywheela — — —
Front crossmember brace 48 35 —
Fuel rail boltsa — — —
Generator B+ wire terminal nut 17 — 150
Generator bolt and nut 48 35 —
Ground strap-to-cowl bolt 10 — 89
Ground strap-to-RH engine support insulator nut 48 35 —
Heater hose support nuts 7 — 62
Hood bolts 12 — 106
Ignition coil-on-plug bolt 6 — 53
Intake manifold assembly boltsa — — —
Knock Sensor (KS) 20 — 177
Lower underbody shield bolts 10 — 89
Oil filter adapter boltsa — — —
Oil pan boltsa — — —
Oil pan drain plug 26 19 —
Oil pan stud boltsa — — —
Oil pan stud bolt bolt-to-wiring harness bracket nut 8 — 71
Oil pump bolts and stud boltsa — — —
Oil pump screen and pickup tube boltsa — — —
Oil pump screen and pickup tube spacer 25 18 —
Piston oil cooler boltsa — — —
Primary timing chain tensioner bolts 10 — 89
Spark plugs 15 — 133
Steering column dash boot nuts 9 — 80
Steering intermediate shaft bolt 47 35 —
Strut tower cross brace 35 26 —
Subframe nuts and bolts 115 85 —
Thermostat housing bolts 10 — 89
Timing chain guide bolts 10 — 89
Torque converter nuts 40 30 —
Transmission fluid cooler tube bracket-to-flexplate inspection cover
stud bolt nut 13 — 115
Transmission fluid cooler tube bracket-to-RH engine support insulator
bracket stud bolt nut 48 35 —
Transmission fluid cooler tube clamp-to-fan shroud bolt 8 — 71
Underbody shield bolt 10 — 89
Valve cover boltsa — — —
VCT assembly boltsa — — —

a Refer to the procedure in this section.
b Do not lubricate O-ring seal, tighten to 16 Nm (142 lb-in).
c Tighten to 14 Nm (124 lb-in) plus an additional 180 degrees