Cadillac 1937 LaSalle VVI Information page 195

107
E N G I N E
Specifications—(Cont'd)
Subject and Remarks
Piston Rings
Clearance between ring & sides of grooves in piston-
New limits.
Compression rings
Oil rings
Worn limits, not over
G a p between ends—
New limits.
Compression rings.
Oil rings
Worn limits, not over.
Number of compression rings
Number of oil rings
Width of rings—
Compression
Oil :
Valve Mechanism
Clearance between—
Camslide and guide.
New limits
Worn limits, not over.
Camslide roller and pin.
New limits
Worn limits, not over.
37-50
.0015-.0028"
.0013-.0026"
.004"
.007-.012"
.007-.015"
.025"
2
2
Valves, Exhaust
Clearance b e t w e e n -
Stern and guide.
New limits
Worn limit, not over
Stem and camslide
(See Notes 20 to 23).
Head diameter—overall
Length—overall
Lift
Seat angle
Seat Width
Seat eccentricity, not over...
(Total indicator reading).
Stem diameter
Valves, Inlet
Clearance between—
Stem and guide
New limits
Worn limit, not over
Stem and camslide (See Notes 20 to'23).
Head diameter—overall
Length—overall
Lift '
Seat Angle
Seat Width
Stem diameter
.001-.0025"
.005"
Valve Springs
Free length—
Inner valve spring
Outer valve spring . •
Pressure in pounds—
Inner spring compressed to 11¾" (Valve closed).
Inner spring compressed to 1¾¾" (Valve open). .
Pressure in pounds—
Outer spring compressed to 1 " (Valve closed).
Outer spring compressed to 1-¾" (Valve open). .
Spring must not show any set when compressed
with coils touching.
Valve Timing
Intake opens—on top dead center
Intake closes—after bottom center
Exhaust opens—before bottom center
Exhaust closes—after top center
.002-.0033"
.005"
.030 Min.-.070
1.626-1.636"
5 f f
.345"
45°
S "
6 4
.002"
.3405-.3415"
.001-.0023'
.006"
.030 Min.-.07O
1.876-.1886"
5*1"
.335"
45°
*'
.3415-.3425"
2.210"
66
145
T . D . C .
4 2 ° A . B . C .
52° B . B . C .
10° A . T . C .
37-60, 65
70, 75
.0015-.0028"
.0013-.0026"
.004"
.007-.012"
.007-.015"
.025"
2
2
V%
.001-.0025"
.005"
37-85
.0015-.0028"
.0013-.0026"
.004"
.007-.012"
,007"-.015"
.025"
3
1
.002-.0033"
.005"
030 Min.-.070
1.626-1.636"
5 « '
.345^ -
45°
A '
.002"
.3405-.3415"
.001-.0023"
.006"
030 Min.-.070'
1.876-1.886"
.335"*
4 5 °
5 It
.341 "3425"
.001-.0025"
.005"
.0017-.003"
.004"
.001-.0025"
.005"
.040 Min.-.070
1.384-1.390"
6<rr"
.347"
45°
s
f
6 4
.002"
.3392-.3397 1
.001-.0015"
.006"
.040 M i n -
1.509-1.5
D 6 4
.347"
45°
5 ft
. .33920397"
070"
[5'
2.210"
66
145
T . D . C
4 2 ° A . B . C .
52° B . B . C .
10° A . T . C .
,1,% 1 "
2.21:5-2.235"
19.5
51.5
50
115 5
T . D . C .
44° A. B . C .
39° B . B . C .
5° A . T . C .
37-90
.0015-.0028".
.0013-.0026"
.004"
.007-.012"
.007-.015"
.025"
3
A "
.001-.0025"
.005"
.0017-.003"
.004"
.001-.0025"
.005"
.040 Min.-.070
1.384-1.390"
A
9
f
6 - 8 1
.347"
45°
• A "
.002"
,3'392-.3397"
.001-.0015"
.006"
.040 Min.-.070"
1.509-1.515"
6 - 8 - "
« 6 4
.347"
45°
.3392-.3397"
1.961"
2.215-2.235"
19.5
51.5
50
115.5
T . D . C .
44° A . B . C .
39° B . B . C .
5° A . T . C .