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FORD * MERCURY

1946-64 Tune-up Specifications

 
Year
Engine or 
Car Model
Spark 
Plug Gap
Point
Gap
Dwell
Angle
Firing
Order
Ignition Timing 
(BTDC or Mark)
Valve Lash
Intake
Exhaust
1946
6
.030
.015
36
153624
1
.014C
.014C
V8
.030
.015
36 2
15486372 3
1
.012C
.014C
1947
6
.030
.015
36
153624
1
.014C
.014C
V8
.030
.015
36 2
15486372 3
1
.012C
.014C
1948
6
.030
.025
35
153624
Groove Pulley
.014C
.014C
V8
.030
.015
36 2
15486372 3
1
.012C
.014C
1949
6
.030
.025
36
153624
Groove Pulley
.010C
.014C
V8
.030
.015
38
15486372 3
Groove Pulley
4
4
1950-51
6
.030
.025
36
153624
Groove Pulley
.010C
.014C
V8
.030
.015
28
15486372 3
Groove Pulley
.014C
.018C
1952-53
6
.035
.025
36
153624
Groove Pulley
.015H
.015H
V8
.030
.015
28
15486372 3
Groove Pulley
.014C
.018C
1954
6
.035
.025
36
153624
.015H
.015H
V8   Std. tran
.035
.015
28
15486372 3
3° Pulley
.019H
.019H
V8 Fordomatic
.035
.015
28
15486372 3
Pulley
.019H
.019H
1955
6
.034
.025
35-38
153624
.015H
.019H
V8   Std. tran
.034
.015
26-28
15486372  3
.019H
.019H
V8 Fordomatic
.034
.015
26-28
15486372 3
.019H
.019H
1956
6     Std. tran
.034
.025
35-38
153624
.019H
.019H
6   Fordomatic
.034
.025
35-38
153624
.019H
.019H
V8   Std. tran
.034
.015
26-28
15486372 3
.019H
.019H
V8 Fordomatic
.034
.015
26-28
15486372 3
.019H
.019H
1957
6     Std. tran
.034
.025
35-38
153624
.019H
.019H
6 Fordomatic
.034
.025
35-38
15486372 3
.019H
.019H
V8   Std. tran
.034
.015
26-28
15486372 3
.019H
.019H
V8 Fordomatic
.034
.015
26-28
15486372 3
.019H
.019H
1958
6-223 Std. tran
.034
.025
35-38
153624
.019H
.019H
6-223 Auto tran
.034
.025
35-38
153624
.019H
.019H
V8-292 Std. tran
.034
.015
26-28
15486372 3
.019H
.019H
V8-292 Auto tran
.034
.015
26-28
15486372 3
.019H
.019H
V8-332 Std. tran
.034
.015
26-28
15426378 3
.026H
.026H
V8-332 Auto tran
.034
.015
26-28
15426378 3
.026H
.026H
1959
6-223 Std. tran
.034
.025
37-42
153624
.019H
.019H
6-223 Auto tran
.034
.025
37-42
153624
12°
.019H
.019H
V8-292 Std. tran
.034
.017
26-31
15486372 3
.019H
.019H
V8-292 Auto tran
.034
.017
26-31
15486372 3
12°
.019H
.019H
V8-332 Std. tran
.034
.017
26-31
15426378 3
.062-.1875 5
V8-332 Auto tran
.034
.017
26-31
15426378 3
.062-.1875 5
V8-352 Std. tran
.034
.017
26-31
15426378 3
.062-.1875 5
V8-352 Auto tran
.034
.017
26-31
15426378 3
.062-.1875 5
1960
6-223 Std. tran
.034
.025
37-42
153624
.019H
.019H
6-223 Auto tran
.034
.025
37-42
153624
10°
.019H
.019H
V8-292 Std. tran
.034
.017
26-31
15486372 3
.019H
.019H
V8-292 Auto tran
.034
.017
26-31
15486372 3
12°
.019H
.019H
V8-352 Std. tran
.034
.017
26-31
15426378 3
.078-.218 5
V8-352 Auto tran
.034
.017
26-31
15426378 3
.078-.218 5
1961
6-223 Std. tran
.034
.025
37-42
153624
.019H
.019H
6-223 Auto tran
.034
.025
37-42
153624
12°
.019H
.019H
V8-292 Std. tran
.034
.017
26-31
15486372 3
.019H
.019H
V8-292 Auto tran
.034
.017
26-31
15486372 3
12°
.019H
.019H
V8-350,390 Std. tran
.034
.017
26-31
15426378 3
.078-.218 5
V8-350,390 Auto tran
.034
.017
26-31
15426378 3
.078-.218 5
V8-390  375 hp
.034
.020
26-31
15426378 3
14°
.020H
.020H
V8-390  401 hp
.034
.020
26-31
15426378 3
14°
.020H
.020H
1962
6-223 Std. tran
.034
.025
37-42
153624
.025H
.025H
6-223 Auto tran
.034
.025
37-42
153624
12°
.025H
.025H
V8-292 Std. tran
.034
.017
26-31
15486372 3
.019H
.019H
V8-292 Auto tran
.034
.017
26-31
15486372 3
12°
.019H
.019H
V8-350,390 Std. tran
.034
.017
26-31
15426378 3
.078-.218 5
V8-350,390 Auto tran
.034
.017
26-31
15426378 3
.078-.218 5
V8-390 375 hp
.034
.020
26-31
15426378 3
.025H
.025H
V8-390  401 hp
.034
.020
26-31
15426378 3
.025H
.025H
V8-406  385 hp
.034
.020
26-31
15426378 3
.025H
.025H
V8-406  405 hp
.034
.020
26-31
15426378 3
.025H
.025H
1963
6-223 Std. tran
.034
.025
37-42
153624
.025H 8
.025H 8
6-223 Auto tran
.034
.025
37-42
153624
10°
.025H 8
.025H 8
V8-260 Std. tran
.034
.017
26-31
15426378 3
3/4 Turn 9
V8-260 Auto tran
.034
.017
26-31
15426378 3
10°
3/4 Turn 9
V8-289 Std. tran
.034
.017
26-31
15426378 3
3/4 Turn 9
V8-289 Auto tran
.034
.017
26-31
15426378 3
10°
3/4 Turn 9
V8-352 Std. tran
.034
.017
26-31
15426378 3
.083-.183 10
V8-352 Auto tran
.034
.017
26-31
15426378 3
.083-.183 10
V8-390 Std. tran 6
.034
.017
26-31
15426378 3
.083-.183 10
V8-390 Auto tran 6
.034
.017
26-31
15426378 3
.083-.183 10
V8-390 7
.034
.017
26-31
15426378 3
.083-.183 10
V8-390 330 hp
.034
.017
26-31
15426378 3
10°
.025H
.025H
V8-406  427 hp
.035
.017
26-31
15426378 3
.025H
.025H
V8-406  427 hp 2 Carbs
.034
.017
26-31
15426378 3
.025H
.025H
1964
6-223 Std. tran
.034
.025
37-42
153624
.025H 8
.025H 8
6-223 Auto tran
.034
.025
37-42
153624
10°
.025H 8
.025H 8
V8-289 Std. tran
.034
.017
26-31
15426378 3
3/4 Turn 9
V8-289 Auto tran
.034
.017
26-31
15426378 3
10°
3/4 Turn 9
V8-352 Std. tran
.034
.017
26-31
15426378 3
11
V8-352 Auto tran
.034
.017
26-31
15426378 3
10°
11
V8-390 Std. tran
.034
.017
26-31
15426378 3
11
V8-390 Auto tran
.034
.017
26-31
15426378 3
11
V8-390 hp Std. tran
.034
.017
26-31
15426378 3
.025H
.025H
V8-390 hp Auto tran
.034
.017
26-31
15426378 3
.025H
.025H
V8-427
.034
.017
26-31
15426378 3
.025H
.025H

 

1- No timing marks. Spark my be adjusted
by the vacuum brake set  screw on the
distributor Housing.

2- Total dwell for both breakers

3- Cylinder  numbering front to rear:
Left 5678  Right 1234

4- Up to serial # 8BA-622468: intake .012C,
exhaust .014C. Later cars, intake .014C,
exhaust .018C
5- obtained at the valve stem with lifter 
collapsed

6- 4 Barrel Carb

7- 2 barrel Carb

8-"Silent Lash"- obtained at the valve 
stem with eccentric spring compressed 
9- Tighten rocker arm adjust screw to eliminate all
push rod end clearance, then tighten screw number
 of turns listed.

10- obtained at the valve stem with lifter 
collapsed

11- Before 11-18-63 (.083-.183), from 11-18-63
(.050-.150) see note 10