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Tune-Up Specifications

ENGINE IGNITION TIMING DISTRIBUTOR SPARK PLUGS CARBURETOR No.
Man. Trans. Auto. Trans. Cam Angle Point Gap Type Gap Make & Type
AMERICAN MOTORS                 
232" & 258" 6 Cyl. 1-Bbl. (1) (1) 31-34° .016" CH. N-12Y .035" Car. YF 1
304" & 360" V8 2-Bbl. 5°B 5°B 29-31° .016" CH. N-12Y .035" Ford 2100D 2
360" & 401" V8 2-Bbl. 5°B 5°B 29-31° .016" CH. N-12Y .035" Ford 4300 3
BUICK *                 
350" V8 2-Bbl. 4°B 4°B 30°±2° .016" AC R45TS .040" Roch. 2GV 4
350" V8 4-Bbl. 4°B 4°B 30°±2° .016" AC R45TS .040" Roch. 4MV 5
455" V8 4-Bbl. 4°B(1) 4°B(1) 30°±2° .016" AC R45TS .040" Roch. 4MV 6
CADILLAC                 
472" & 500" V8 4-Bbl. ...... 8°B 30°±2° (1) AC R46N .035" Roch. 4MV 7
CHEVROLET                 
140" 4 Cyl. 1-Bbl. 8°B 8°B 31-34° (1) AC R42TS .035" Roch. MV 8
140" 4 Cyl. 2-Bbl. 10°B 12°B 31-34° (1) AC R42TS .035" Hol. 5210-C 9
250" 6 Cyl. 1-Bbl. 6°B 6°B 31-34° (1) AC R46T .035" Roch. MV 10
307" V8 2-Bbl. 4°B 8°B 29-31° (1) AC R44T .035" Roch. 2GV 11
350" V8 145 HP 8°B 8°B 29-31° (1) AC R44T .035" Roch. 2GV 12
350" V8 175 HP 8°B 12°B 29-31° (1) AC R44T .035" Roch. 4MV 13
350" V8 190 HP 12°B 12°B 29-31° (1) AC R44T .035" Roch. 4MV 14
350" V8 245 & 250 HP 8°B 8°B 29-31° (1) AC R44T .035" Roch. 4MV 15
400" V8 2-Bbl. ...... 6°B 29-31° (1) AC R44T .035" Roch. 2GV 16
454" V8 4-Bbl. 10°B 10°B 29-31° (1) AC R44T .035" Roch. 4MV 17
CHRYSLER CORP.                 
198" 6 Cyl. 1-Bbl. TDC(1) TDC(1) (2) (2) CH. N-14Y .035" Hol. 1920 18
225" 6 Cyl. 1-Bbl. 2.5°B(1) TDC(1) (2) (2) CH. N-14Y .035" Hol. 1920 19
318" V8 2-Bbl. TDC(1) TDC(1) (2) (2) CH. N-13Y .035" Car. BBD 20
340" V8 4-Bbl. 5°B(1) 2.5°B(1) (2) (2) CH. N-12Y .035" Car. T.Q. 21
360" V8 2-Bbl. ...... (5) (2) (2) CH. N-13Y .035" Hol. 2210 22
400" V8 2-Bbl. ...... 10°B(1) (2) (2) CH. J-13Y .035" Hol. 2210 23
400" V8 4-Bbl. 10°B(1) 7.5°B(1) (2) (2) CH. J-11Y .035" Car. T.Q. 24
440" V8 4-Bbl. ...... 10°B(1) (2) (2) CH. J-11Y .035" Car. T.Q. 25
FORD MOTOR CO.                 
1600cc 4 Cyl. 1-Bbl. (1) ...... 36-40° .025" AL AGR32 .030" Ford 1250 26
2000cc 4 Cyl. 2-Bbl. (1) (1) 37-41° .025" AL BF42 .035" Ford 5200 27
200" 6 Cyl. 1-Bbl. (1) (1) 33-39° .027" AL BRF 82 .035" Car. YF 28
250" 6 Cyl. 1-Bbl. ...... (1) 33-39° .027" AL BRF 82 .035" Car. RBS 29
302" V8 2-Bbl. (1) (1) 24-30° .017" AL BRF42 .035" Ford 2100D 30
351" C V8 2-Bbl. ...... (1) 24-30° .017" AL ARF42 .035" Ford 2100D 31
351" W V8 2-Bbl. ...... (1) 24-30° .017" AL BRF42 .035" Ford 2100D 32
351" V8 4-Bbl. (1) (1) (3) (4) AL ARF42 .035" Ford 4300 33
400" V8 2-Bbl. ...... (1) 24-30° .017" AL ARF42 .035" Ford 2100D 34
429" V8 4-Bbl. ...... (1) 24-30° .017" AL ARF42 .035" Ford 4300 35
460" V8 4-Bbl. ...... (1) 24-30° .017" AL ARF42 .035" Ford 4300 36
460" V8 Police ...... (1) 24-30° .017" AL ARF42 .035" Ford 4300 37
JEEP                 
232" 6 Cyl. 1-Bbl. 5°B ...... 31-34° .016" CH. N-12Y .035" Car. YF 38
258" 6 Cyl. 1-Bbl. 3°B 3°B 31-34° .016" CH. N-12Y .035" Car. YF 39
304" & 360" V8 2-Bbl. 5°B 5°B 29-31° .016" CH. N-12Y .035" Ford 2100 40
360" V8 4-Bbl. 5°B 5°B 29-31° .016" CH. N-12Y .035" Ford 4300 41
OLDSMOBILE                 
250" 6 Cyl. 1-Bbl. 6°B 6°B 33° .016" AC R46TS .035" Roch. MV 42
350" V8 2-Bbl. ...... 14°B(2) (3) 30° .016" AC R46S .040" Roch. 2GC 43
350" V8 4-Bbl. 8°B(2) 12°B(2) (4) 30° .016" AC R46S(5) .040" Roch. 4MC 44
455" V8 4-Bbl. 10°B(2) 8°B(2) 30° .016" AC R46S(5) .040" Roch. 4MC 45
PONTIAC                 
250" 6 Cyl. 1-Bbl. 6°B 6°B 32.5° (1) AC R46T .035" Roch. MV 46
350" V8 2-Bbl. 10°B 12°B 30° (1) AC R46TS .040" Roch. 2GC 47
400" V8 2-Bbl. ...... 12°B 30° (1) AC R46TS .040" Roch. 2GC 48
400" V8 4-Bbl. 10°B 12°B 30° (1) AC R45TS .040" Roch. 4MC 49
455" V8 4-Bbl. 10°B 12°B 30° (1) AC R45TS .040" Roch. 4MC 50
455" V8 S.D. 10°B 12°B 30° (1) AC R44TS .040" Roch. 4MC 51
No. HOT IDLE (1) FAST IDLE IDLE CO % AIR FUEL RATIO REMARKS
Man. Trans. Auto. Trans. Man. Trans. Auto. Trans.
RPM Cam Step RPM Man Auto
                  (1) 5°B on 232", 3°B on 258".
1 700 (2) 600 (3) 1600 2nd 1600 (4) (4) ...... (2) 600 RPM on Matador Models.
2 750 700 1600 2nd 1600 (4) (4) ...... (3) 550 RPM on Matador Models.
3 750 700 1600 2nd 1600 (4) (4) ...... (4) 1.0-1.5% (6 Cyl. without Air Guard), 0.5-1.0% (All Others).
4 800/600 650/500 820 Low 700 ...... ...... ...... (1) 10° BTDC on 455" Stage 1.
5 800/600 650/500 820 Low 700 ...... ...... ...... * Apollo 250" 6-Cyl. - See Chevrolet 250" Tune-Up specifications. 
6 900/600 650/500 920 Low 700 ...... ...... ......  
7 ...... 600/400 ...... High 1925 ...... ...... ...... (1) Point Gap Correct when dwell set to 30°.
8 1000/700 750/550(3) 2000 High 2200 ...... ...... ...... (1).019" for new points.
9 1200/700(2) 750/550(3) 2000 High 2200 ...... ...... ...... .016" for used points.
10 700/450 600/450 1800 High 1800 ...... ...... ...... (2) 1200/800 RPM with A/C.
11 900/500 600/500 1600 High 1600 ...... ...... ...... (3) 800/550 with A/C.
12 900/500 600/500 1600 High 1600 ...... ...... ......  
13 900/500 600/500 1300 High 1600 ...... ...... ......  
14 900/500 600/500 1300 High 1600 ...... ...... ......  
15 900/500 700/500 1300 High 1600 ...... ...... ......  
16 ...... 600/500 ...... High 1600 ...... ...... ......  
17 900/500 600/500 1300 High 1600 ...... ...... ......  
18 800 750 2000 2nd 1700 (5) (5) 14.2  (1) ±2.5%.
19 750 750 2000 2nd 1700 (5) (5) 14.2 (2) Electronic Ignition.
20 750 750(3) 1700 2nd 1700 (5) (5) 14.2  (3) 700 RPM on Calif. models.
21 900 750 1300 2nd 1800 (5) (5) 14.2  (4) 800 RPM on High Perf. models.
22 ...... 750 ...... 2nd 1900 ...... (5) 14.2  (5) See Engine Tune-Up Decal on Fender Skirt.
23 ...... 700 ...... 2nd 1800 ...... (5) 14.2   
24 800 750 1700 2nd 1800 (5) (5) 14.2   
25 ...... 700(4) ...... 2nd 1700 ...... (5) 14.2   
26 (1) ...... 1700 (2) ...... 1.5 ...... ...... (1) Set to specification shown on engine Tune-Up decal.
27 (1) (1) 1600 2nd 1800 1.5 1.5 ...... (2) Kickdown step of cam.
28 (1) (1) 1750 High 2000 ...... ...... ...... (3) Man. Trans. - 32-35° combined.
29 ...... (1) ...... (2) 1600 ...... .5 ...... (4) Man. Trans. - Set both points to.020".
30 (1) (1) 1250 (2) 1400 (5) (5) ...... Auto. Trans. - 24-30°.
31 ...... (1) ...... (2) 1500 ...... (5) ...... Auto. Trans. -.017".
32 ...... (1) ...... (2) 1500 ...... (5) ...... (5) Calif. -.2%.
33 (1) (1) 1300 (2) 1300 (6) (5) ...... Non-Calif. -.5%.
34 ...... (1) ...... (2) 1500 ...... (5) ...... (6) Calif. -.2%.
35 ...... (1) ...... (2) 1350 ...... (5) ...... Non-Calif. -.6%.
36 ...... (1) ...... (2) 1350 ...... (7) ...... (7) Calif. -.2%.
37 ...... (1) ...... (2) 1900 ...... (5) ...... Non-Calif. -.4%.
                  (1) 700 RPM on CJ/DJ Models.
38 (1) ...... 1600 2nd ...... (2) ...... ...... 600 RPM on Commando Models.
39 (1) 550 1600 2nd 1600 (2) (2) ...... (2) With Air Guard -.5-1.0%.
40 700 750 1600 2nd 1600 (3) (3) ...... Without Air Guard - 1.0-1.5%.
41 750 700 1600 2nd 1600 (3) (3) ...... (3).5-1.0%.
                  (1) Preset.
42 700/450 600/450 (1) ...... (1) ...... ...... ...... (2) @ 1100 RPM.
43 ...... 700/550 ...... Low 900 ...... ...... ...... (3) 12° BTDC on 88 Models.
44 1100/650 650/550 1100 Low 1000 ...... ...... ...... (4) 10° BTDC on Vista Cruiser Models.
45 1000/750 650/550 1100 Low 1000 ...... ...... ...... (5) AC R45S with Man. Trans.
46 700/450 600/450 2400 High 2400 ...... ...... ...... (1).19" for new points.
47 900/600 650 (2) 2nd (2) ...... ...... ...... .016" for used points.
48 ...... 650 ...... 2nd (2) ...... ...... ...... (.) Preset.
49 1000/600 650 1500 High 1500 ...... ...... ......  
50 1000 650 1500 High 1500 ...... ...... ......  
51 1000/600 750/500 1500 High 1500 ...... ...... ......