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DODGE
1970-75 Tune-up Specifications
Year
Engine or 
Car Model
Spark Plug
Type (C) 
- Gap
Point
Gap
Dwell
Angle
Firing
Order
Ignition Timing 
(BTDC or Mark)1
Hot Idle 
Std.
Tran
Auto
Tran 2
1970
6-198 Std. trans
N14Y -.035
.020
41-46
153624
2.5°
750 6
-
6-198  Auto trans
N14Y -.035
.020
41-46
18436572
TDC
-
750 6
6-225
N14Y -.035
.020
41-46
18436572
TDC
700 6
650 6
8-318
N14Y -.035
.017
30-34
18436572
TDC
750 6
700 6
8-340  Std. trans
N9Y -.035
.017
3
18436572
950 
-
8-340 Auto trans
N9Y -.035
.017
30-34
18436572
-
900
8-383 Std. trans 4
J14Y -.035
.017
28-32
18436572
TDC
750 
-
8-383 Auto trans 4
J14Y -.035
.017
28-32
18436572
2.5°
-
650
8-383 Std. trans 7
J11Y -.035
.017
28-32
18436572
TDC
750 
-
8-383 Auto trans 7
J11Y -.035
.017
28-32
18436572
2.5°
-
750
8-440 350 hp
J13Y -.035
.017
28-32
18436572
-
600 
8-440  Std. trans 5
J11Y -.035
.017
28-32
18436572
TDC
900
-
8-440 Auto trans 5
J11Y -.035
.017
28-32
18436572
2.5°
-
800
8-440 390 hp
J11Y -.035
.017
3
18436572
900
900
8-426 Std. trans
N10Y -.035
.017
3
18436572
TDC
900
-
8-426 Auto trans
N10Y -.035
.017
3
18436572
-
900
1971
6-198
N14Y -.035
.020
40-45
153624
2.5°
800
800
6-225 9
N14Y -.035
.020
41-46
153624
TDC
750
750
6-225 8
N14Y -.035
.020
41-46
153624
2.5°
750
750
8-318
N14Y -.035
.017
30-34
18436572
TDC
750
700
8-340 Std. trans 7
N9Y -.035
.017
3
18436572
900
-
8-340  Auto trans 7
N9Y -.035
.017
30-34
18436572
-
900
8-340 Std. trans 10
N9Y -.035
.017
3
18436572
2.5°
1000
-
8-340  Auto trans 10
N9Y -.035
.017
30-34
18436572
2.5°
-
950
8-360
N13Y -.035
.017
30-34
18436572
2.5°
750
700
8-383 Std. trans 4
J14Y -.035
.017
30-34
18436572
TDC
750
-
8-383 Auto trans 4
J14Y -.035
.017
30-34
18436572
2.5°
-
700
8-383 Std. trans 7
J11Y -.035
.017
30-34
18436572
TDC
750
-
8-383 Auto trans 7
J11Y -.035
.017
30-34
18436572
2.5°
-
700
8-426 Std. trans
N10Y -.035
.017
3
18436572
TDC
900
-
8-426 Auto trans
N10Y -.035
.017
3
18436572
2.5°
-
900
8-440
J13Y -.035
.017
28.5-32.5
18436572
-
900
8-440  Std. trans 5
J11Y -.035
.017
28.5-32.5
18436572
TDC
900
-
8-440 Auto trans 5
J11Y -.035
.017
28.5-32.5
18436572
2.5° 
-
900
8-440 10
J11Y -.035
.017
3
18436572
900
900
1972
6-198
N14Y -.035
.020 41-46 153624
2.5°
800 11
800N 11
6-225
N14Y -.035
.020 41-46 153624
TDC
750 11
750N 11
8-318 
N13Y -.035
.0170
30-34
18436572
TDC
750
750N 11
8-340
N9Y -.035
-
-
18436572
2.5°
900 12
750N
8-360
N13Y -.035
.017
30-34
18436572
TDC
-
750N
8-400 4
J13Y -.035
.019
28.5-32.5
18436572
-
700N
8-400 Std. trans 7
J11Y -.035
-
-
18436572
2.5°
900  13
-
8-400 Auto trans 7
J11Y -.035
-
-
18436572
10° 14
-
750N
8-440
J11Y -.035
.019
28.5-32.5
18436572
10° 14
-
750N 11
8-440 Std. trans 5
J11Y -.035
-
-
18436572
2.5°
900  13
-
8-440 Auto trans 5
J11Y -.035
-
-
18436572
10° 14
-
900N
8-440 10
J11Y -.035
-
-
18436572
2.5°
-
900N
1973
6-198
N14Y -.035
- - 153624
TDC
800
750N
6-225 Std. trans
N14Y -.035
- - 153624
2.5°
750
-
6-225  Auto trans
N14Y -.035
-
-
153624
TDC
-
750N
8-318
N13Y -.035
-
-
18436572
TDC
750
750N
8-340 Std. trans
N12Y -.035
-
-
18436572
900
-
8-340 Auto trans
N12Y -.035
-
-
18436572
2.5° 17
-
750N
8-360
N13Y -.035
-
-
18436572
18
750
750N
8-400 2 Bar carb
J13Y -.035
-
-
18436572
10°
700
700N
8-400 4 Bar carb 15
J11Y -.035
-
-
18436572
10°
900
-
8-400 4 Bar carb 16
J11Y -.035
-
-
18436572
7.5°
-
750N
8-440 Std. trans
J11Y -.035
-
-
18436572
10°
800
-
8-440 Auto trans
J11Y -.035
-
-
18436572
10°
-
700N
1974
 
6-198
N14Y -.035
- - 153624
2.5°
800
750
6-225 
N14Y -.035
- - 153624
TDC
800
750
8-318
N13Y -.035
-
-
18436572
TDC
750
750
8-360
N12Y -.035
-
-
18436572
20
850
850
8-400 Auto trans 4
J13Y -.035
-
-
18436572
7.5° 21
-
750
8-400 Auto trans 7
J13Y -.035
-
-
18436572
-
750
8-400 Std. trans 5
J11Y -.035
-
-
18436572
900
-
8-400 Auto trans 19
J11Y -.035
-
-
18436572
22
-
850
8-440
J11Y -.035
-
-
18436572
10° 
-
850
1975
6-225
BL13Y -.035
- - 153624
TDC
800
750N
8-318 23, 9
N13Y -.035
-
-
18436572
750N
750N
8-318 25, 9
N13Y -.035
-
-
18436572
24
-
900N
8-318 8
N13Y -.035
-
-
18436572
TDC
-
750N
8-360 2 Bar carb
N12Y -.035
-
-
18436572
-
750N
8-360 4 Bar carb 9
N12Y -.035
-
-
18436572
-
850N
8-360 4 Bar carb 8
N12Y -.035
-
-
18436572
-
750N
8-400 2 Bar carb
J13Y -.035
-
-
18436572
10°
-
750N
8-400 4 Bar carb
J13Y -.035
-
-
18436572
-
750N
8-440
RJ87P-.040
-
-
18436572
-
750N
8-440 5, 9
J11Y -.035
-
-
18436572
10°
-
750N
8-440 5, 9
RJ87P-.035
-
-
18436572
-
750N

Back

C-   Champion 

TDC- Top dead center

1- BTDC - Before top dead center

2 - D- Drive     N- neutral

3 - Each set of points 27-32°, 
total Dwell both sets 37-42°

4 -Two barrel Carburetor

5-Hi performance engine

6 - Set idle speed with A/C 
compressor operating
7- Four barrel carb.

8- CA Only

9- Exc. CA

10- Three Carbs.

11- CA 700N

12- CA 850

13- CA 800
14- CA Electronic Ign 5°

15- Std trans

16- Auto trans

17- Exc CA late production,
late production TDC

18- Distributor: # 3656780 TDC
# 3755336 7.5°
# 3755337 & 3755365 5°

19- Hi performance & police
20- CA 360 hi perf manual 
trans 2.5° BTDC

21- All except Station wagon, 
Station wagons 5° BTDC

22- Exc CA auto trans & police
CA auto trans & police 2.5°

23- With catalytic converter

24-ATDC-After top dead center

25- with air pump