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1B-64 ENGINES
Six-Cylinder Engine Specifications (Continued)
(USA)
Inches
Unless
Otherwise
Specified
Cylinder Block (cont'd.)
Cylinder Bore Diameter (standard) .
3.7501-3.7533
Maximum Taper
0.001
Maximum Out-of-Round
0.001
Tappet Bore Diameter
0.9055-0.9065
Cylinder Block Flatness
0.001/1-0.002/6
(0.008 max)
(METRIC)
Millimeters
Unless
Otherwise
Specified
95.253-95.334
0.025
0.025
23.000-23.025
0.03/25-0.05/152
(0.20 max)
Cylinder Head
Combustion Chamber Volume . . . .
64.45-67.45cc
Valve Arrangement
EI-IE-IE-EI-EI-IE
Valve Guide ID (Integral)
0.3735-0.3745
9.487-9.512
Valve Stem-to-Guide Clearance . . .
0.001-0.003
0.03-0.08
Intake Valve Seat Angle
30°
Seat Angle
44.5°
Valve Seat Exhaust Valve Width . . .
0.040-0.060
1.02-1.52
Valve Seat Runout
0.0025
0.064
Cylinder Head Flatness
0.001/1-0.002/6 003/25005/152
(0.008 max)
(0.20 max)
Lubrication System
Engine Oil Capacity
5 quarts
4.5 liters
(Add 1 quart with
(Add 0.9
filter change)
liter with filter
change)
Normal Operating Pressure
13 psi at 600 rpm; 89.6 kPa at
37-75 psi
600 rpm;
(max) at
255.1-517.1
1600+ rpm
kPa (max) at
1600+ rpm
75 psi (max)
517.1 kPa (max)
0.002-0.004
0.051-0.102
(.002
(.051
preferred)
preferred)
0.002-0.006
0.051-0.152
(0.002
(0.051
preferred)
preferred)
0.004-0.008
0.1016-0.2032
(0.007
(0.1778
preferred)
preferred)
Oil Pressure Release
Gear-to-Body Clearance (Radial)
.
Gear End Clearance, Plastigage
. .
Gear End Clearance, Feeler Gauge.
Pistons
Weight (less pin)
510-514grams
Piston Pin Bore Centerline-to-Piston
Top
1.651-1.655
41.94-42.04
Piston-to-Bore Clearance
0.0009-0.0017
0.023-0.043
(0.0012-0.0013
(0.030-0.033
preferred)
preferred)
Piston Ring Gap Clearance —
Compression (both)
0.010-0.020
0.25-0.51
Piston Ring Gap Clearance —
Oil Control Steel Rails
0.010-0.025
0.25-0.64
(USA)
Inches
Unless
Otherwise
Specified
Piston Ring Side Clearance
No. 1 Compression
0.0017-0.0032
(0.0017
preferred)
No. 2 Compression
0.0017-0.0032
(0.0017
preferred)
Oil Control
0.001-0.008
(0.003
preferred)
Piston Ring Groove Height
Compression (both)
0.0795-0.0805
Oil Control
0.188-0.1895
Piston Ring Groove Diameter
No. 1 and No. 2
3.324-3.329
Oil Control
3.329-3.339
Piston Pin Bore Diameter
0.9308-0.9313
Piston Pin Diameter
0.9304-0.9309
Piston-to-Pin Clearance
0.0003-0.0005
loose
(0.0005
preferred)
Piston-to-Pin Connecting Rod
2000 Ibf
press-fit
(METRIC)
Millimeters
Unless
Otherwise
Specified
0.043-0.081
(0.043
preferred)
0.043-0.081
(0.043
preferred)
0.03-0.20
(0.08
preferred)
2.019-2.045
4.78-4.80
84.43-84.56
84.56-84.81
23.642-23.655
23.632-23.645
0.008-0.013
loose
(0.013
preferred)
8.9kN
press-fit
Rocker Arms, Push Rods and Tappets
Rocker Arm Ratio
1.6:1
Push Rod Length
9.640-9.660
244.856-245.364
Push Rod Diameter
0.312-0.315
7.92-8.00
Hydraulic Tappet Diameter
0.904-0.9045
22.962-22.974
Tappet-to-Bore Clearance
0.001-0.0025
0.03-0.05
Valves
Valve Length
(Tip-to-Gauge Dim. Line)
4.7895-4.8045 121.653-122.034
Valve Stem Diameter
0.3715-0.3725
9.436-9.462
Stem-to-Guide Clearance
0.001-0.003
0.03-0.08
Intake Valve Head Diameter
1.782-1.792
45.26-45.52
Intake Valve Face Angle
29°
Exhaust Valve Head Diameter
1.401-1.411
35.59-35.84
Exhaust Valve Face Angle
44°
Maximum Allowable Removed for
Tip Refinishing
0.010
0.25
Valve Springs
Free Length
1.99 appro x.
Spring Tension
Valve Closed
64-72 ibf
at 1.786
Valve Open
188-202 Ibf
at 1.411
Inside Diameter
0.948-0.968
Six-Cylinder Engine
Firing Order
50.55 approx.
285-320 N
at 45.4
836-898N
at 35.84
24.08-24.59
60263B
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