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| OLDSMOBILE |
| 1965-69
Tune-up Specifications |
|
|
Year
|
Engine or
Car Model
|
Spark Plug
Type (AC)
- Gap
|
Point
Gap
|
Dwell
Angle
|
Firing
Order
|
Ignition Timing
(BTDC or Mark)1
|
Hot Idle
|
Std.
Tran
|
Auto
Tran 2
|
1965
|
V6-225
|
44S -.030
|
3
|
30
|
165432
|
5°
|
600
|
600D
|
8-330 2 Bar carb 4
|
45S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
550
|
500D
|
8-330 2 Bar carb 6
|
44S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
550
|
500D
|
8-330 4 Bar carb
|
44S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
550
|
500D
|
8-400 "442"
|
44S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
550
|
500D
|
8-425 2 Bar carb 4
|
45S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
550
|
500D
|
8-425 2 Bar carb 6
|
44S -.030
|
3
|
30
|
18436572
|
5° 5
|
550
|
500D
|
8-425 4 Bar carb
|
44S -.030
|
3
|
30
|
18436572
|
5° 5
|
550
|
500D
|
1966
|
6-2507, 8
|
46N -.035
|
.019
|
31-34
|
153624
|
6°
|
500 10
|
500D 10
|
6-250 9, 8
|
46N -.035
|
.019
|
31-34
|
153624
|
6°
|
600 10
|
600D 10
|
8-330 4, 7
|
45S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 10
|
500D 10
|
8-330 4, 9
|
45S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 10
|
600D 10
|
8-330 6, 7
|
44S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 10
|
500D 10
|
8-330 6, 9
|
44S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 10
|
600D 10
|
8-400 7
|
44S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 10
|
550D 10
|
8-400 9
|
44S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 10
|
600D 10
|
8-425 2 Bar carb 4, 7
|
45S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
550 10
|
500D 10
|
8-425 2 Bar carb 4, 9
|
45S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
500 10
|
500D 10
|
8-425 2 Bar carb 6, 7
|
44S -.030
|
3
|
30
|
18436572
|
5° 5
|
550 10
|
500D 10
|
8-425 2 Bar carb 6, 9
|
44S -.030
|
3
|
30
|
18436572
|
5° 5
|
500 10
|
500D 10
|
8-425 4 Bar carb 7
|
44S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
550 10
|
500D 10
|
8-425 4 Bar carb 9
|
44S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
500 10
|
500D 10
|
1967
|
6-250 7, 8
|
46N -.035
|
.019
|
31-34
|
153624
|
4°
|
500 10
|
500D 10
|
6-250 9, 8
|
46N -.035
|
.019
|
31-34
|
153624
|
4°
|
700 13
|
500D 10
|
8-330 250hp, 7
|
45S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 13
|
575D 13
|
8-330 250hp, 9
|
45S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
650 13
|
600D 13
|
8-330 260hp, 7
|
44S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 13
|
575D 13
|
8-330 260hp, 9
|
44S -.030
|
3
|
30
|
18436572
|
7.5° 5
|
650 13
|
600D 13
|
8-330 4 Bar carb 7
|
44S-.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 13
|
575D 13
|
8-330 4 Bar carb 9
|
44S-.030
|
3
|
30
|
18436572
|
7.5° 5
|
650 13
|
600D 13
|
8-400 7
|
44S-.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 13
|
600D 13
|
8-400 9
|
44S-.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 13
|
600D 13
|
8-425 2 Bar carb 7
|
44S-.030
|
3
|
30
|
18436572
|
5° 5
|
575 11
|
575D 11
|
8-425 2 Bar carb 9
|
44S-.030
|
3
|
30
|
18436572
|
5° 5
|
600 11
|
575D 11
|
8-425 4 Bar carb 7
|
44S-.030
|
3
|
30
|
18436572
|
7.5° 5
|
575 11
|
575D 11
|
8-425 4 Bar carb 9
|
44S-.030
|
3
|
30
|
18436572
|
7.5° 5
|
600 11
|
575D 11
|
1968
|
6-250 Std. tran 8
|
46N -.035
|
.019
|
31-34
|
153624
|
TDC
|
500 13
|
- |
6-250 Auto tran 8
|
46N -.035
|
.019
|
31-34
|
153624
|
4°
|
-
|
550D 13
|
8-350 250hp
|
45S-.030
|
.016
|
30
|
18436572
|
5° 5
|
650 13
|
550D 13
|
8-350 300hp
|
44S-.030
|
.016
|
30
|
18436572
|
7.5° 5
|
700 13
|
500D 13
|
8-350 310hp
|
44S-.030
|
.016
|
30
|
18436572
|
7.5° 5
|
700 13
|
500D 13
|
8-400 290hp
|
45S-.030
|
.016
|
30
|
18436572
|
5° 5
|
650 13
|
550D 13
|
8-400 350hp
|
44S-.030
|
.016
|
30
|
18436572
|
7.5° 5
|
700 13
|
500D 13
|
8-400
|
44S-.030
|
.016
|
30
|
18436572
|
2.5° 5
|
650 13
|
550D 13
|
8-400 442 9
|
44S-.030
|
.016
|
30
|
18436572
|
10° 11
|
700 13
|
500D 13
|
8-455 310hp
|
45S-.030
|
.016
|
30
|
18436572
|
5° 5
|
650 13
|
550D 13
|
8-455 320hp
|
44S-.030
|
.016
|
30
|
18436572
|
7.5° 5
|
700 13
|
500D 13
|
8-455 4 Bar carb
|
44S-.030
|
.016
|
30
|
18436572
|
7.5° 5
|
700 13
|
500D 13
|
Toronado 9
|
44S-.030
|
.016
|
30
|
18436572
|
10° 11
|
-
|
500D 13
|
1969
|
6-250 Std. tran 8
|
R46N-.035
|
.019
|
32
|
153624
|
TDC
|
775 13
|
-
|
6-250 Auto tran 8
|
R46N-.035
|
.019
|
32
|
153624
|
4°
|
-
|
625D 13
|
8-350 250hp
|
R46S-.030
|
.016
|
30
|
18436572
|
6°
|
675 13
|
600D 13
|
8-350 310hp
|
R45S-.030
|
.016
|
30
|
18436572
|
8°
|
675 13
|
575D 13
|
8-350 325hp
|
R43S-.030
|
.016
|
30
|
18436572
|
12°
|
675 13
|
575D 13
|
8-400 325hp
|
R44S-.030
|
.016
|
30
|
18436572
|
8° 5, 12
|
-
|
575D 13
|
8-400 350hp
|
R44S-.030
|
.016
|
30
|
18436572
|
2° 5
|
750 13
|
-
|
8-400 360hp
|
R43S-.030
|
.016
|
30
|
18436572
|
14° 11
|
750 13
|
650D 13
|
8-455 310hp
|
R45S-.030
|
.016
|
30
|
18436572
|
6° 5
|
675 13
|
600D 13
|
8-455 365hp
|
R44S-.030
|
.016
|
30
|
18436572
|
8° 5
|
-
|
575D 13
|
8-455 375hp
|
R44S-.030
|
.016
|
30
|
18436572
|
8° 5
|
-
|
575D 13
|
8-455 400hp
|
R44S-.030
|
.016
|
30
|
18436572
|
10° 5
|
-
|
575D 13
|
1970-75
|
|
1
- BTDC - Before top dead center
2
- D- Drive N- neutral
3 - Turn adjusting screw in
Clockwise until engine misfires,
then turn screw out 1/2 turn
4 - Low compression engine
5 - At 850 rpm
|
6 - High compression engine
7- Without (A.I.R) Air Injector reactor system
8- SEE Chevrolet for service
procedure
9- With (A.I.R) Air Injector
reactor system
|
10- A/C turned on
11- At 1250 rpm
12- Vista-cruiser 10°
13- With A/C off and idle
compensator held closed
|
|
