1977 Distributor Specifications

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BY 2

BOSCH DISTRIBUTOR ADVANCE & RETARD SPECIFICATIONS

Distributer Part No.	Rot. ⁽⁾	Centrifugal Advance (Engine Degrees @ RPM)					Vacuum Advance (Engine Degrees @ In. of Hg)				Vacuum Retard (Engine Degrees @ In. of Hg)
047 905 205⁽⁾	.....	0 1000	12 1600	18 2000	28 3000	36 4000	0 2.2	2 2.9	..... .....	2 11.8	0 2.2	2 2.9	6 5.9	8 11.8
049 905 205A⁽⁾	.....	0 1400	17 2000	19 2400	27 4800	28 5200	0 9	..... .....	..... .....	6 11	0 6	..... .....	..... .....	9 9.6
056 905 205C⁽⁾	.....	0 1250	17 2100	21 3000	..... .....	28 5000	0 8.8	..... .....	..... .....	13 13.9	0 7.3	..... .....	..... .....	10.9 9
058 905 205 A⁽⁾	.....	0 1100	3 1300	10 1600	29 3200	31 3400	0 3	..... .....	..... .....	4 4	0 4.5	..... .....	..... .....	11 7.5
0231 168 005	.....	0 100	14 1600	16 2000	24 3000	26 4000	0 3.9	4 5.9	..... .....	6 7.9	..... .....	..... .....	..... .....	..... .....
0231 170 093	.....	0 1000	14 1600	17 2000	24 3000	25 4000	0 3.9	4 5.9	..... .....	6 7.9	..... .....	..... .....	..... .....	..... .....
0231 170 137	.....	0 800	19 2000	22 3000	34 4000	39 5000	0 5.5	3 7.9	..... .....	13 11.8	..... .....	..... .....	..... .....	..... .....
0231 170 145	.....	0 800	7 2000	19 3000	23 4000	28 5000	0 1.6	4 7.9	6 11.8	7.5 15.7	..... .....	..... .....	..... .....	..... .....
0231 170 214	.....	0 1000	18 2000	26 2600	34 4000	36 5000	..... .....	..... .....	..... .....	..... .....	0 3.9	11 7.9	..... .....	13 11.8
0231 176 032	.....	0 1100	10 1400	18 2000	30 3000	34 4000	0 3.3	..... .....	..... .....	5 7.9	0 3.3	4 5.5	..... .....	6 11.8
0231 176 044	.....	0 1000	12 1400	16 2000	22 3000	24 4000	0 3.9	3 5.9	..... .....	4 7.9	0 1.6	2 3.9	3 5.9	4 7.9
0231 176 053	.....	0 1000	12 1400	16 2000	22 3000	24 4000	0 3.7	4 5.9	..... .....	7 7.9	0 2-4	2 3.9	..... .....	4 7.9
0231 176 057	.....	0 800	18 2000	24 3000	28 4000	31 5000	0 7.9	3 9.8	..... .....	4 11.8	0 3.9	2 5.9	..... .....	5 7.9
0231 184 004	.....	0 1200	10 2000	18 2400	22 4000	28 6000	..... .....	..... .....	..... .....	..... .....	0 1.6	3 2.4	..... .....	6 3.9
0231 305 052	.....	0 800	8 1600	14 2200	20 3000	21 4000	0 3.9	3.5 5.9	..... .....	4.5 7.9	..... .....	..... .....	..... .....	..... .....
0231 305 059	.....	0 800	7 1500	12 2000	..... .....	15 4000	..... .....	..... .....	..... .....	..... .....	0 3.1	3 4.7	7 7.8	9 11.8
0231 305 070	.....	0 800	6 1400	8 2000	14 3000	18 4000	..... .....	..... .....	..... .....	..... .....	0 3.9	4 7.9	..... .....	7 11.8
0231 308 010	.....	0 800	10 1600	14 2200	19 3000	21 4000	0 3.9	4 5.9	..... .....	4.5 7.9	0 3.9	2 7.9	4 9.8	7 15.7
0231 308 012	.....	0 800	8 1600	14 2200	19 3000	21 4000	0 3.9	4 5.9	..... .....	4.5 7.9	0 3.9	2 7.9	4 9.8	4.5 11.8
0237 003 003	.....	0 800	14 2000	20 3000	26 4000	31 5000	0 3.9	3 5.9	..... .....	5 11.8	0 3.9	2 5.9	..... .....	5 11.8

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BY 2

BOSCH DISTRIBUTOR ADVANCE & RETARD SPECIFICATIONS

Distributor Part No.

Rot. ⁽¹⁾

Centrifugal Advance (Engine Degrees @ RPM)

Vacuum Advance (Engine Degrees @ In. of Hg)

Vacuum Retard (Engine Degrees @ In. of Hg)

0237 304 001

.....

0
1200

8
2600

12
3200

14
3600

15
4000

0
3.9

4
5.9

.....
.....

6
7.9

0
1.6

5
3.5

8
4.7

10
7.9

0237 402 008

.....

0
800

14
2000

18
2500

22
3000

28
4000

0
3.9

3
7.9

6
11.8

8
15.7

.....
.....

0237 405 002

.....

0
1000

8
1500

14
2000

20
2500

24
4000

0
3.4

2.5
5.5

.....
.....

6
7.9

0
3.3

2.5
5.5

.....
.....

5
7.9

037 406 001

.....

0
800

16
2000

22
3000

30
4000

29
5000

0
3.9

6
7.9

.....
.....

8
11.8

0
3.9

4
5.9

.....
.....

6
7.9

⁽¹⁾	C (Clockwise), CC (Counterclockwise), viewed from rotor end.

⁽²⁾	Porsche part number is given.

⁽³⁾	Audi part number is given.

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BY 2

DUCELLIER DISTRIBUTOR ADVANCE & RETARD SPECIFICATIONS

Distributor Part No.

Rot. ⁽¹⁾

Centrifugal Advance (Engine Degrees @ RPM)

Vacuum Advance (Engine Degrees @ In. of Hg)

Vacuum Retard (Engine Degrees @ In. of Hg)

4441

0
1000

14
2750

.....
.....

23
5200

0
3

7
8

.....
.....

22
13

.....
.....

4480A⁽²⁾

0
1000

8
1500

11.5
2000

17.5
3000

28
4800

0
4

3.5
6

7
8

10
10

0
7

5
10

10
13

.....
.....

4480A

0
1000

8.5
1500

11.5
2000

17.5
3000

23
4000

3.5
4

7
6

10
8

10
10

5.5
4

10
7

.....
.....

4546⁽³⁾

0
1100

14
1400

.....
.....

36
5000

0
1

5
1.5

.....
.....

9
2

.....
.....

4546

0
1100

14
1400

.....
.....

36
5000

8
1

.....
.....

9
1.5

.....
.....

525003

0
1100

14
2750

.....
.....

23
5200

0
3

7
8

.....
.....

11
13

.....
.....

525089

0
1100

8
1500

.....
.....

26
4900

0
3

8
4.5

17
7

22
9.5

0
3

4
4

9
5

12
6

590166

0
1000

14
3000

.....
.....

26
5000

0
3.9

.....
.....

5.5
11.8

.....
.....

⁽¹⁾	C (Clockwise), CC (Counterclockwise), viewed from rotor end.

⁽²⁾	Specifications for Model 128 Calif. only.

⁽³⁾	Specifications for Model R-17GTL Calif. only.

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BY 2

HITACHI DISTRIBUTOR ADVANCE & RETARD SPECIFICATIONS

Distributor Part No.

Rot. ⁽¹⁾

Centrifugal Advance (Engine Degrees @ RPM)

Vacuum Advance (Engine Degrees @ In. of Hg)

Vacuum Retard (Engine Degrees @ In. of Hg)

D4A4-06

0
1100

.....
.....

11
4600

0
5.9

.....
.....

3
9.8

.....
.....

D4A4-07

0
1200

.....
.....

22
3900

0
6.7

.....
.....

6.5
11.8

.....
.....

D4A5-05

0
1100

.....
.....

28
4600

0
6.7

.....
.....

6.5
11.8

.....
.....

D4A5-13

0
1100

.....
.....

28
4600

0
4.1

.....
.....

13
15.4

.....
.....

D4A5-14

0
1200

.....
.....

22
3900

0
2.7

.....
.....

10
7.6

.....
.....

D4A6-03

0
1200

.....
.....

22
3900

0
3.5

.....
.....

4
6.3

.....
.....

D4F4-03

0
1200

.....
.....

22
3900

0
5.9

.....
.....

3
9.8

.....
.....

D4F4-04

0
1100

.....
.....

22
22

0
5.9

.....
.....

3
9.8

.....
.....

D4F4-07

0
1200

.....
.....

22
3900

0
3.5

.....
.....

3
5.5

.....
.....

D4H-03

0
1100

.....
.....

28
4600

0
4.1

.....
.....

15
15.4

.....
.....

D4F5-04

0
1100

.....
.....

28
4600

0
4.1

.....
.....

15
15.4

.....
.....

D4F5-05

0
1100

.....
.....

28
4300

0
6.7

.....
.....

9
11.8

.....
.....

D4F5-06

0
1200

.....
.....

22
3900

0
2.8

.....
.....

10
7.7

.....
.....

D4H6-01

0
1000

14
2400

.....
.....

28
4800

0
9, 7

.....
.....

10
11.8

0
2.9

.....
.....

7.5
10.8

D6F4-03

0
1200

.....
.....

17
2500

0
7.9

.....
.....

7.5
13.8

.....
.....

D6F5-02

0
1200

.....
.....

17
2500

0
5.9

.....
.....

9
11.6

.....
.....

D6F5-03

0
1200

.....
.....

17
2500

0
5.9

.....
.....

5
9.8

.....
.....

D6F6-01

0
1200

.....
.....

17
2500

0
2.7

.....
.....

12.5
9.4

.....
.....

657 772⁽²⁾

8
1500

16
2500

.....
.....

21
3300

0
6

.....
.....

12
13

0
3.5

.....
.....

7
5

657 773

0
1000

12
2000

22
3000

.....
.....

31
4000

0
5.9

.....
.....

7.5
12

0
11.8

.....
.....

2.5
2.8

657 791

0
1250

6
2000

10
2500

20
3800

18
5000

0
6

6
8

9
11

12
13.5

0
2.5

2
3.5

4
4

7 4.5

663 311

0
1100

11
1800

16
2500

21
3200

25
5000

0
7.8

9
9.8

15
11.8

17
13.7

.....
.....

⁽¹⁾	C (Clockwise), CC (Counterclockwise), viewed from rotor end

⁽²⁾	Honda basic part number 30100.

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BY 2

LUCAS DISTRIBUTOR ADVANCE & RETARD SPECIFICATIONS

Distributor Part No.

Rot. ⁽¹⁾

Centrifugal Advance (Engine Degrees @ RPM)

Vacuum Advance (Engine Degrees @ In. of Hg)

Vacuum Retard (Engine Degrees @ In. of Hg)

41593

0
1200

10
1600

13
2600

14
3200

14
5000

.....
.....

0
1

6
15

.....
.....

6
15

41601

0
860

3
1500

9
2100

14
3800

16
4500

.....
.....

0
0

12
11

.....
.....

12
15

41603

0
880

8
1500

11
2100

19
3800

22
4500

.....
.....

0
3

10
11

.....
.....

14
15

41675

0
900

24
2000

31
4000

.....
.....

36
6200

0
6

.....
.....

4
10

.....
.....

41677

0
800

3
1200

14
2000

18
2600

26
7000

0
7

.....
.....

8
10

.....
.....

41692

18
2000

32
4000

.....
.....

36
5000

0
3

.....
.....

24
11

.....
.....

41693

15
2000

30
3500

.....
.....

35
4500

0
3

.....
.....

24
11

.....
.....

41695

15
3000

30
3500

.....
.....

35
4500

0
5

.....
.....

14
11

.....
.....

41697

4
1200

10
1500

.....
.....

17
3300

0
5

.....
.....

22
10

.....
.....

41698

4
1200

10
1500

.....
.....

17
3300

.....
.....

0
5

.....
.....

12
10

⁽¹⁾	C (Clockwise), CC (Counterclockwise), viewed from rotor end.

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BY 2

MARELLI DISTRIBUTOR ADVANCE SPECIFICATIONS

Distributor Part No.

Rot. ⁽¹⁾

Centrifugal Advance (Engine Degrees @ RPM)

Vacuum Advance (Engine Degrees @ In. of Hg)

Vacuum Retard (Engine Degrees @ In. of Hg)

S144CAY

0
1000

13
1600

21
2000

30
3000

37
3600

.....
.....

S144CBY

0
1000

20
2000

30
3000

.....
.....

36
3600

.....
.....

⁽¹⁾	C (Clockwise), CC (Counterclockwise), viewed from rotor end.

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BY 2

MAZDA DISTRIBUTOR ADVANCE SPECIFICATIONS

Distributor Part No.

Rot. ⁽¹⁾

Centrifugal Advance (Engine Degrees @ RPM)

Vacuum Advance (Engine Degrees @ In. of Hg)

Vacuum Retard (Engine Degrees @ In. of Hg)

3710 18 200

.....

0
1200

.....
.....

25
5500

0
12.6

.....
.....

6
19.3

.....
.....

3725 18 200A

.....

0
1100

.....
.....

22
4000

0
9.4

.....
.....

18
18.9

.....
.....

3770 18 200A

.....

0
1100

.....
.....

22
4000

0
126

.....
.....

18
22

.....
.....

379018 200

Leading

.....

0
1000

.....
.....

20
3500

.....
.....

Trailing

.....

0
1000

.....
.....

20
3500

.....
.....

3928 18 200

.....

0
1100

.....
.....

22
4000

0
10.6

.....
.....

7.5
19.7

.....
.....

8028 18 200

.....

0
1200

.....
.....

25
5500

0
17.3

.....
.....

12
31

.....
.....

8235 18 200

Leading

.....

0
1000

.....
.....

25
4000

0
3.9

.....
.....

10
31.4

.....
.....

Trailing

.....

0
1000

.....
.....

25
4000

0
7.8

.....
.....

35
31.4

.....
.....

8649 18 2006

Leading

.....

0
1000

.....
.....

20
3000

0
7.8

.....
.....

30
31.4

.....
.....

Trailing

.....

0
1000

.....
.....

20
3000

0
15.6

.....
.....

30
31.4

.....
.....

8650 18 200

Leading

.....

0
1000

.....
.....

20
3000

0
7.8

.....
.....

30
31.4

.....
.....

Trailing

.....

0
1000

.....
.....

20
3000

0
15.6

.....
.....

30
31.4

.....
.....

8735 18 200

Leading

.....

0
1000

.....
.....

25
4000

0
3.9

.....
.....

10
31.4

.....
.....

Trailing

.....

0
1000

.....
.....

25
4000

0
3.9

.....
.....

35
31.4

.....
.....

⁽¹⁾	C (Clockwise), CC (Counterclockwise), viewed from rotor end.

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BY 2

MITSUBISHI DISTRIBUTOR ADVANCE & RETARD SPECIFICATIONS

Distributor Part No.

Rot. ⁽¹⁾

Centrifugal Advance (Engine Degrees @ RPM)

Vacuum Advance (Engine Degrees @ In. of Hg)

Vacuum Retard (Engine Degrees @ In. of Hg)

T3T03875

0
1000

.....
.....

20
4400

0
3.2

.....
.....

23
11.2

.....
.....

***

0
1000

.....
.....

20
4400

0
3.2

.....
.....

20
14.2

0
7.9

.....
.....

10 10.7

T3T04575

0
1200

.....
.....

20
6000

0
3.2

.....
.....

23
11

.....
.....

T3704874

0
1200

.....
.....

20
6000

0
3.2

.....
.....

20
14.2

0
9.5

.....
.....

10
12

T3T05672

0
1000

.....
.....

20
4000

0
3.2

.....
.....

20
14.2

0
7.9

.....
.....

10
10.7

***

0
1000

.....
.....

20
4400

0
3.2

.....
.....

23
11.2

.....
.....

⁽¹⁾	C (Clockwise), CC (Counterclockwise), viewed from rotor end

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BY 2

NIPPONDENSO DISTRIBUTOR ADVANCE & RETARD SPECIFICATIONS

Distributor Part No.

Rot. ⁽¹⁾

Centrifugal Advance (Engine Degrees @ RPM)

Vacuum Advance (Engine Degrees @ In. of Hg)

Vacuum Retard (Engine Degrees @ In. of Hg)

029 100 3281

0
1200

6
2000

16
3000

22
4000

25
5000

0
3.9

3
59

4
7.9

5
11.8

.....
.....

029 100 3700

0
1000

6
1680

14
2400

28
4800

29
6000

0
4

.....
.....

16
12

0
4

.....
.....

20
14

029 100 4270

0
1000

14
2400

.....
.....

28
4800

0
19.7

.....
.....

10
11.8

0
29

.....
.....

7.5
10.8

24013⁽²⁾

0
1000

23
3400

.....
.....

28
5400

0
4.3

6
7.8

.....
.....

9
10.2

.....
.....

26230⁽²⁾

0
1100

16
2400

24
4200

.....
.....

23.8
6000

0
3.5

3
4.7

.....
.....

9
11.8

.....
.....

26240⁽²⁾

0
1100

16
2400

20
3300

.....
.....

19.7
6000

0
3.5

4
5.9

.....
.....

9
10.2

0
2.7

.....
.....

5
5.9

38020⁽²⁾

0
1100

1.9
1300

9.4
2000

13.6
2600

208
6000

0
3.9

17
4.7

1
1.86.7

14
15.7

.....
.....

38040⁽²⁾

0
1100

9.4
2000

13.6
2600

18.9
4400

20.8
6000

0
3.9

1.5
4.7

8.6
10-2

10
14.9

.....
.....

61021⁽²⁾

0
1200

13
1800

20
3800

.....
.....

19.4
6000

.....
.....

0
3.9

.....
.....

5
6.3

61060⁽²⁾

0
1000

20
3200

.....
.....

T9.6
6000

0
3.9

.....
.....

5
6.3

0
3.1

.....
.....

5
5.5

⁽¹⁾	C (Clockwise), CC (Counterclockwise), viewed from rotor end

⁽²⁾	Toyota basic port number 19100.