Ford Thunderbird Manual page 99

03·01A·60
SPECIFICATIONS (Continued)
SPECIFICATIONS (Cont'd)
Description
Valve Face Runout Limit
Valve Face Angle
Valve Stem Diameter (STD)
• Intake
• Exhaust
Oversize
• Intake
• Exhaust
Oversize
• Intake
• Exhaust
Valve Springs
Compression Pressure (N [Lb]
@ Spec Length)
• Valve Open (Without
Damper)
• Valve Closed (Without
Damper)
• Free Length
(Approximate)
• Service Limit
Rocker Arm
• Ratio
Valve Tappet, Hydraulic
• Diameter (Std)
• Clearance to Bore
• Service Limit
• Hydraulic Leakdown Rate
• Collapsed Tappet Gap
(Nominal)
• Intake
• Exhaust
Distributor Shaft Bearing Bore
Diameter
• Tappet Bore Diameter
Camshaft Bore Inside Diameter
• No. 1
• No. 2
• No. 3
• No. 4
(Continued)
Engine, 3.8L
Specification
0.05 mm (0.002 in)
45.8 degrees
8.1194·8.674 mm
(0.3423·0.3415 in)
8.682·8.662 mm
(0.34 18·0.34 1 0 in)
9.075·9.055 mm
(0.3573-0.3565 in)
9.063·9.043 mm
(0.3568·0.3560 in)
9.456·9.436 mm
(0.3723·0.37 15 in)
9.444·9.424 mm
(0.37 1 8·0.3710 in)
979 N (220 lbs) @ 30.0 mm
( 1 . 1 8 in)
375 N (85 1bs) @ 4 1 .9 mm
(1 .65 in)
10% Force Loss @
Specified Height
1 .73
22.200·22.2 1 2 mm
(0.8740-8745 in)
0.01 8·0.068 mm
(0.0007·0.0027 in)
\
2.25·4. 79 mm (0.089·0. 189
in)
2.25·4.79 mm (0.089·0. 1 89
in)
22.268·22.230 mm
(0.8767·0.8752 in)
55.689·55.664 mm
(2. 192·2. 1 9 1 in)
55.308·55.283 mm
(2. 1 77·2. 1 76 in)
55.308·55.283 mm
(2. 1 77 ·2. 1 76 in)
55.684·55.664 mm
(2. 192·2. 1 9 1 in)
SPECIFICATIONS (Cont'd)
Description
CAMSHAFT
Lobe lift
• Intake
• Exhaust
• Allowable Lobe Lift Loss
Theoretical Valve Lift @ Zero
Lash
• Intake
• Exhaust
End Play
• Service Limit
Journal to Bearing
• Clearance
Journal Diameter
• All
Cam Bearing I. D.
• Runout Limit
• Out-of-Round Limit
CAMSHAFT DRIVE
Assembled Gear Face Runout
• Crankshaft
• Camshaft
• Timing Chain Deflection
CYLINDER BLOCK
Head Gasket Surface Flatness
Head Gasket Surface Finish
(RMS)
Cylinder Bore
• Diameter
• Surface Finish (RMS)
• Out-of-Round Limit
• Out-of-Round Service
Limit
• Taper Service Limit
Main Bearing Bore Diameter
CRANKSHAFT AND FLYWHEEL
Main Bearing Journal
• Diameter 1, 2, 3
• Out-of-Round Limit
• Taper Limit
• Journal Runout Limit
• Surface Finish (RMS)
(Continued)
1997 Thunderbird, Cougar July 1996
03·01 A·60
Specification
6.22 (0.245 in)
6.57 (0.259 in)
0. 127 mm (0.005 in)
10.76 mm (0.424 in)
1 1 .37 mm (0.447 in)
0.025·0. 150 mm
(0.001 ·0.006 in)
0.025·0.076 mm
(0.001 ·0.003 in)
52. 1 08-52.082 mm
(2.0515·2.0505 in)
52. 1S8·52. 133 mm
(2.0535·2.0525 in)
0.05 mm (0.002 in)
Runout of #2 or #3 relative
to # 1 and #4
0.025 mm (0.001 in)
0. 10 mm (0.004 in)
0.25 mm (0.0 1 0 in)
12.7 mm (0.5 in)
0.08 mm (0.003 in) in 152.0
mm (6.00 in)
2.0 @ 0.8
5.5 @ 2.5
96.80 mm (3.81 in)
0.45·0.96
0.025 mm (0.001 in)
0.050 mm (0.002 in)
0.050 mm (0.002 in)
68.905 mm (2. 7 1 3 in)
68.885 mm (2. 7 1 2 in)
63.983·64.003 mm
(2.5190·2.5198 in)
0.008 mm (0.000 3 in)
MAX in 45 degrees, 0.01 5
m m (0.006 in) TOTAL
0.008 mm (0.000 3 in) per
25 mm ( 1 in)
0.05 mm (0.002 in) (2)
0.05 mm (0.002 in) (3)
0.3 micrometers ( 1 1 . 8
micro in)