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Sec. 6Y
P age 42
9 <
f4 u tiQ
* t
Ignition sy ste m information applicable to v e h ic le s covered by this supplem ent
rem ain s the sam e as covered under ''IGNITION SYSTEM" pages 6Y-17 through
6Y-31 in ENGINE ELECTRICAL (SEC. 6Y) in S ervice Manual S T -331-71, except
r e fe r to ignition sy stem sp ecification s following:
E N G IN E D IST R IB U T O R
Make . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Delco-Remy
Model No. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rotation (Viewed at R o t o r) . . . . . . . . . . . . . . . . .
Point Opening (In.)
N e w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Used . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . .
Cam Angle (D e g re e s) . . . . . . . . . . . . . . . . . . . . . .
Centrifugal Advance
Start D e g r e e s . . . . . . . . . . . . . . . . . . . . . . . . . . .
R P M . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Intermediate D e g r e e s . . . . . . . . . . . . . . . . . . . .
R P M . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Intermediate D e g r e e s . . . . . . . . . . . . . . . . . . . .
R P M . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Advance Degrees . . . . . . . . . . . . .
R p m . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Firing O r d e r . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
*(1)
Set with vacuum in full retard.
(2) Satisfactory Range When Adjusting Set to 30° Gives .016 Point Opening.
Ignition Timing
Idle Speed (RPM) . . . . . . . . . . . . . . . . . . . . . . . .
Distributor Setting ( 1 ) . . . . . . . . . . . . . . . . . . . .
(1) With Distributor Vacuum Ports on Carburetor Plugged.
Distributor Vacuum Control
Model No. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Inches of Mercury to Start A d v a n c e . . . . . .
Inches of Mercury for Maximun Advance ..
Maximun Advance (Distributor D e g r e e s)*...
* * Plus or minus one degree.
Ignition Coil
Model No. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Spark Plugs
M a k e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
S i z e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14MM-5/8"
Point Gap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Torque (Ft. L b s . ) . . . . . . . . . . . . . . . . . . . . . . . .
(1) Use R-42-T on V8-427 Engine and Set Point Gap to 0.035".
IGNITION SYSTEM SPECIFICATIONS
2 5 0
2 9 2
3 5 1 -C
Delco-Remy
Delco-Remy
1110478
1110489
1110486
Clockwise
Clockwise
Clockwise
0.019
0.019
0.019
0.016
0.016
0.016
31-34 (1)
31-34 (1)
31-34 (1)
0-2
0.5-2.50-2
650
600
6-8
7.5-9.5
1150
1050
11-13
13-15
2050
2000
1-6-5-4-3-2
1-5-3-6-2-4
1-5-3-6-2-4
700
700
7 1/2° BTDC
4° BTDC
4° BTDC
1973423
1973434
1973435
7-9
8-10
6.25-8.2
15.0-16.5
15.5-16.3
11.5
9
115208
1115208
1115205
AC
AC
R-46-T
R-44-T
CR-43-N
14MM-5/8" 14M M-13/16"
0.035
0.035
15
15
3 5 0
3 5 0
Delco-Remy
Delco-Remy
1111364
1112048
Clockwise
Clockwise
—
—
—
—
28-32 (2)
28-32 (2)
0-2
0-2
510
550
600
4-6
750
4-6
6.5-8.5
4-6
850
850
1100
9-11
10-12
9-11
1900
1900
1750
1-8-4-3-6-5-7-2 1-8-4-3-6-5-7-2
600
600
600
4° BTDC
4° BTDC
NONE
7-9
3-5
—
15-16
8
7.5
—
1115293
1115429
AC AC
AC
R-44-T
R-44-T
14M M-5/8"
14M M-5/8"
0.035
0.035
0.035
15
30-34
15
3 6 6
4 2 7
Delco-Remy
1111365
Clockwise
—
—
28-32 (2)
0-2
625
7.S-9.5
1200
12-14
2200
1-8-4-3-6-5-7-2
550
8° BTDC
NONE
1973437
—
—
1115293
AC
R-43-T (1)
14M M-5/8"
0.030 (1)
15
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