NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BELOW 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)

021 905 205AB

0 10001225

.....

11-17 2000

.....

21-25 3600

0 2.8-5.1

.....

8-11 7.1-7.9

0 2.0-4.7

.....

11-13 6.3-7.9

***

0 1000-1250

.....

1117 2000

.....

21-25 3600

0 20-5.1

.....

3-7 5.5-6.3

0 2.04.7

.....

11-13 6.3-8.3

021 905 205P

0 1000-1200

.....

9-14 1600

.....

21-25 3400

0 3.1-4.3

.....

8-12 7.9

.....

***

0 1000-1255

.....

11-17 2000

.....

21-25 3600

0 2.8-5.1

.....

8-11 7.17.9

0 2.0-4.7

.....

11-13 6.3-7.9

022 905 205AC

0 1000-1250

.....

11-17 2000

.....

21-25 3600

0 2.8-5.1

.....

3-7 5.5-6.3

0 2.0-4.7

.....

11-13 6.3-8.3

***

0 1000-1200

.....

9-14 1600

.....

21-25 3400

0 3.1-4.3

.....

8-12 7, 9

.....

035 905 205B

0 1000

6-12 1600

17-23 2500

22-26 3000

21-25 4500

0 6.3-7.9

.....

4-8 8.7-9.4

0 1.6-4.3

.....

8-10 5.5-8.3

***

0 1000-1200

.....

6-12 1500

.....

20-23 3500

0 6.1

.....

5-8 7.9

0 5.9

.....

11-13 9.1

047 905 205C

0 1150

10 1500

20 3000

26 4000

29 4500

0 3.2

3 4.0

5 4.9

6.8 6.3

.....

***

0 1120-1400

11-18 2000

16-21 2400

25-29 400

26-30 5200

0 10.0

.....

4.8 11.5

0 8.0

.....

8-10 11.0

0231 176 084

0 800

6-12 1500

14-20 2000

24-30 3000

32-38 4000

0 8.5

0-4 11.0

5-10 13.4

8-12 14.5

0 2.4

1-4 4.0

4-11 6.3

14-18 9.4

***

0 ***

2-6 1500

6-13 2000

10-16 2500

10-16 3000

.....

13 3.1-4.7

17 9.8-10.0

0231 305 070

0 800

1-6 1600

4-8 2000

10-14 3000

14-18 4000

.....

10 2.7-5.9

14 8.3-9.4

***

6 700

4-8 2000

10-14 3000

22-26 4500

21-25 6000

0 3.9

.....

4 7.9

8.5 11.8

.....

0237 002 038

0 600

6-12 2000

16-22 3000

26-30 4000

25-29 6000

0 3.1

5 5.3

10 6.7

17 8.7

.....

***

0 600

2-7 1500

16-20 200

22-26 4000

26-31 5000

0 4.1

4 5.3

12 7.3

17 8.8

.....

0237 003 014

0 700

0-4 2000

4-8 3000

12-17 5000

12-16 6000

0 2.0

8-14 5.8

12-20 7.0

16-20 8.1

6 3.8⁽²⁾

0-4 4.5⁽²⁾

1-6 5.0⁽²⁾

3-7 6.1⁽²⁾

0237 304 002⁽³⁾

0 600

11-15 1000

15-21 1700

25-31 3000

32-38 4500

.....

8 5.1-6.5

.....

12 8.6-8.7

.....

10 2.8-6.4

14 8.3-9.8

0237 304 002⁽²⁾

0 600

8-12 1000

12-18 1700

22-28 3000

29-35 4500

.....

8 5.1-6.5

.....

12 8.6-8.7

.....

10 2.8-6.4

14 8.3-9.8

0237 304 003

0 600

16-22 1500

.....

27-34 3000

.....

0237 402 013

0 700

9 1400

20 2600

28 4700

26 6000

0 5.9

2 7.7

8 9.0

17 11.8

.....

0237 402 015

0 1200

12 2000

20 3000

29 4000

32 4400

0 9.0

3 11.4

6 13.4

9 15.7

.....

0237 404 005

0 1000

11-16 3000

20-24 2600

24-28 5000

23-27 6400

.....

0 3.0

0-5 4.4

6-12 6.8

8-12 8.7

0237 405 002

0 800

9-13 2000

20-24 3000

19-23 4000

18-22 6000

0 3.5

0-4 4.6

2-9 5.8

8-12 7.5

0 3.5

0-6 4.6

2-9 5.8

6-10 7.5

0237 406 004

0 900

10 1500

13 3100

24 4000

22 4000

0 4.7

4 6.3

10 7.5

16.5 10.2

0 ***

4 2.4

10 4.7

12 5.9

930 602 02 1.02

0 1200

10 1900

18 2400

17 4400

24 5200

0 2.8

1.5 4

2.5 5.5

3.5 5.9

.....

930 602 10 1.07

0 1300

5 1600

10 2000

18 2700

16 6000

0 4.7

5 6.3

10 8.3

11 9.4

.....

930 602 10 1.08

0 1300

5 1600

10 2000

18 2700

16 6000

0 4.7

5 6.3

10 8.3

11 9.4

.....

4387801⁽⁵⁾

0 1000

8 2000

.....

13 3000

25 5500

0 3.0

10 4.5

20 6.3

28 9.0

.....

4392844⁽⁵⁾

0 1000

8 2000

.....

13 3000

25 5500

0 3.0

10 4.5

20 6.3

28 9.0

.....

4406490⁽⁵⁾

0 1000

8 2000

.....

13 3000

25 5500

0 3.0

10 4.5

20 3.3

28 9.0

.....

4419072⁽⁵⁾

0 1000

8 2000

.....

13 3000

25 5500

0 4.0

6.5 6.0

12 8.0

18 10.0

.....

4419073⁽⁵⁾

0 1000

8 2000

.....

13 3006

25 5500

0 4.0

64 6.0

12 8.0

18 10.0

.....

4419074⁽⁵⁾

0 1000

8 2000

.....

13 3000

25 5500

0 4.0

6.5 6.0

12 8.0

18 10.0

.....

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

⁽²⁾	Figure represents turbo boost psi.

⁽³⁾	Federal models only.

⁽⁴⁾	Calif. models only.

⁽⁵⁾	Fiat part number.

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BELOW 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)

4441A

0 1100

12-15 1600

23-26 3000

30-34 4000

35-38 4500

0 3.0

0-2 3.8

6-8 7.6

9-13 13.0

.....

525003A

0 1100

12-15 1900

26-30 2750

33-36 4000

44-48 5200

0 3.0

0-2 3.8

6-8 7.6

9-13 13.0

.....

525181

0 1400

4-8 2000

14-18 3000

19-23 4000

24-28 5000

0 4.3

3-7 7.9

6-10 9.8

9-13 11.8

.....

525195A

0 1100

12-14 1900

26-30 2750

32-36 3600

38-42 500

0 3.0

0-2 3.8

6-8 7.6

9-13 13.0

.....

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

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

MARELLI 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)

4387796⁽²⁾

0 1000

10 2000

15 3000

21 4000

28 5200

0 4.0

.....

7 8.0

14 12.0

.....

***

0 1000

10 2000

15 3000

21 4000

28 5200

0 4.0

.....

5 8.0

10 12.0

.....

4419070⁽²⁾

0 1000

8 2000

.....

13 3000

25 5500

0 3.0

10 4.5

20 6.3

28 9.0

.....

***

0 1000

8 2000

.....

13 3000

25 5500

0 4.0

6.5 6.0

12 8.0

18 10.0

.....

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

⁽²⁾	Fiat part number.

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BELOW 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)

D4H6-01

0 1000

.....

14 2400

.....

28 4800

0 2.0

.....

10 11.8

0 3.0

.....

7.5 10.8

D4K8-01

0 600

.....

8.5 1250

0 2.8

.....

15 11.0

.....

D4K8-02

0 550

.....

13.5 2400

0 4.1

.....

9 11.8

.....

D4K8-03

0 600

.....

11 1950

0 2.8

.....

10 7.7

.....

D4K8-04

0 600

.....

11 1950

0 3.5

.....

4 6.3

.....

D4K8-05

0 600

.....

11 1950

0 3.5

.....

3 5.5

.....

D4K8-08

0 600

.....

8.5 1250

0 2.8-4.3

.....

10.0-12.5 9.0-9.8

.....

0419-09

0 600

.....

8.5 1250

0 3.9-4.3

.....

7.5 9.8

.....

D4K8-13

0 550

.....

14 2300

0 6.7

.....

3 8.9

.....

D4K8-18

0 550

.....

13.5 2400

0 3.2

.....

12 10.4

.....

D4K8-19

0 550

.....

14 2300

0 4.1

.....

9 9.8

.....

D6K8-01

0 1200

.....

17 2500

0 2.8

.....

30 11.0

.....

D6K8-02

0 1200

.....

17 2500

0 5.9

.....

18 11.6

.....

D6K8-03

0 1200

.....

17 2500

0 5.9

.....

10 9.8

.....

D6K8-05

0 1200

.....

17 2500

0 4.3

.....

20 11.4

.....

D6KB-06

0 1200

.....

17 2500

0 5.9

.....

15 10.6

.....

D6K8-08

0 1200

.....

17 2500

0 4.3

.....

20 9.0

.....

D6K8-09

0 1200

.....

17 2500

0 4.3

.....

15 9.8

.....

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

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

HONDA 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)

D409-66

0 1000

.....

15 2000

.....

20 2700

0 4.0

.....

9 6.0

17 8.0

.....

D411-81

0 1000

.....

15 2000

.....

25 3400

0 5.5

5 7.0

11 9.0

17 11.5

.....

D411-B2

0 1200

.....

11 2000

16 3000

24 4400

0 5.5

5 7.0

11 9.0

17 11.5

.....

0412-99

0 1800

.....

2 2000

6 3000

13 4800

.....

0 2.5

.....

2.5 3.9

5 4.3

D417-67

0 1100

.....

7.7 1900

.....

14.5 4300

0 3.1

.....

2 3.9

3.5 4.3

.....

D4J6-06

0 1200

.....

3 2000

14 3000

16 3400

0 5.5

10.8 11.0

14 13.0

.....

30100-689-661

0 950

.....

12.8 1760

.....

30 5000

0 4.3

.....

8 5.8

17 7.3

.....

30100-689-781

0 950

.....

12.8 1760

.....

36 5000

0 5.5

.....

8 7.9

17 11.6

.....

30100-689-791

0 1200

.....

7 2000

.....

30 5000

0 5.5

.....

6 8.3

14 13.0

0 2.6

.....

4 3.3

9 4.3

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

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BELOW 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)

45DE4 Midget

.....

1-7 1200

7-13 1500

13-17 2600

15-19 3300

.....

0 3.0

.....

1-14 11.0

10-14 15.0

MGB

.....

13-17 2000

28-32 3500

33-37 4500

0 3.0

.....

22-26 11.0

.....

Spitfire

0 850

8-12 1600

11-15 2600

12-16 3200

12-16 5000

.....

0 1.0

.....

10-14 15.0

10-14 20.0

45DE6 XJ6L

0 1000

12-16 2000

16-20 2600

22-26 5200

24-28 7000

0 6.0

.....

16 10.0

.....

47DE4 TR7

0 880

6-10 1500

9-13 2100

17-21 3800

20-24 4500

.....

0 3.0

.....

10-14 11.0

10-14 15.0

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

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BELOW 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)

823918200⁽²⁾

0 500

.....

7 2000

0 4.9

.....

7.5 10.2

.....

868218200A⁽²⁾

0 750

.....

85 2000

0 2.4

.....

9 118

.....

882618200 A⁽²⁾ leading

0 500

.....

10 1500

0 3.9

.....

75 15.7

.....

Trailing

0 500

.....

10 1500

0 7.9

.....

15 15.7

.....

882718200A⁽²⁾ Leading

0 500

.....

10 1500

0 3.9

.....

7.5 15.7

.....

Trailing

0 500

.....

10 1500

0 7.9

.....

15 15.7

.....

891418200⁽²⁾

0 700

.....

10 2350

0 29

.....

7 13.8

.....

892618200A⁽²⁾

0 700

.....

10 2350

0 2.9

.....

7 13.8

.....

892718200⁽²⁾

0 700

.....

10 2350

0 2.9

.....

7 13.8

.....

T3T05771

1000

.....

20 4400

0 1, 0

.....

12 1.7

23 2.1

.....

T3T05772

0 1000

.....

20 4400

0 1.0

.....

8 1.7

20 4.2

.....

T3T05776

0 1000

.....

20 4400

0.7

.....

17 1.7

28 2.8

.....

T3T05778

0 1000

.....

22 4600

0 9

.....

12 1.75

23 2.1

.....

T3T05779

0 1000

.....

20 4400

0 1.0

.....

12 1.7

23 2.1

.....

T4T60171

0 1200

.....

12 2800

.....

20 6000

0 1.5

.....

7 2.3

15 3.5

.....

T4T60175

0 1200

.....

12 2800

.....

20 6000

0 1.0

.....

8 1.7

20 4.2

.....

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

⁽²⁾	Mazda part number.

NOTE: FOR DISTRIBUTOR RPM & DEGREES, DIVIDE SPECIFICATIONS BELOW 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)

19100-24180

0 1000

.....

23 3400

.....

27.5 6000

0 5.0

.....

12 8.3

18 10.2

.....

19100-26232

0 100

4.5 1650

.....

15 2700

12 6000

0 3.1

7 4.6

22 9.1

28 11.8

.....

19100-26280

0 1000

4 1750

12.5 2800

20 5400

19.6 6000

0 4.3

8.2 6.3

20 10.2

26 13.0

.....

19100-26290

0 1000

4 1750

12.5 2800

16 4120

14.5 6000

0 4.3

7.4 6.3

18.4 10.2

24 13.0

.....

19100-38081

0 1100

5 1590

13 230

21 5000

20 6000

0 3.9

9 5.9

22 9.8

28 12.6

.....

19100-38091

0 1100

5 1590

13 230

21 5000

20 6000

0 3.9

6 5.5

16 9.4

20 11.***

.....

19100-38150

0 1100

5 1590

13 2300

21 5000

20 6000

0 3.9

9 5.9

22 9.8

28 12.6

.....

19100-38180

0 1100

5 1590

13 2300

21 5000

20 6000

0 3.9

6 5.5

16 9.4

20 11.8

.....

19100-45150

0 1500

4.5-8.5 1800

8-11 2400

12.5-15.5 4400

13.5-17.5 6000

0 3.5

.....

10-14 7.9

14-18 13.4

.....

19100-45190

0 1100

6 2000

12 2900

12 4000

10 6000

0 3.9

7 5.9

18 9.8

22 11.8

.....

19100-61101

0 1200

10 1800

12.5 2736

17 3800

15 6000

0 3.9

.....

8.6 6.0

16 8.3

.....

029100-3281

0 1400

.....

15 3000

.....

24 4400

0 3.0

.....

12-16 9.0-11.0

.....

029100-4140

.....

029100-4190

.....

029100-4270

0 1000

10 2000

.....

18 3000

28 4750

0 2.0

2.5 3.9

7 7.9

10 11.8

0 2.9

1.5 3.9

5 7.9

7.5 10.8

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

Safety Warning

1979 Distributor Specifications

Use the Manual With the Right Hardware

When to See a Mechanic

Rather have a pro handle this?