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PLYMOUTH

 

1970-75 Tune-up Specifications

1965-69
Year Engine 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
8-426
Std. trans
N10Y -.035 .017
3
18436572 TDC 900 -
8-426
Auto trans
N10Y -.035 .017
3
18436572 - 900
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
1971 6-198 N14Y -.035 .020 41-46 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
 

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