Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSTRIUMPH1980SPITFIREREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEIGNITION SYSTEMDISTRIBUTOR SPECIFICATIONSSPECIFICATIONSHITACHI DISTRIBUTOR ADVANCE & RETARD SPECIFICATIONS

1980 Triumph Spitfire

HITACHI Distributor Advance & Retard Specifications

1980 Triumph SpitfireSECTION HITACHI Distributor Advance & Retard Specifications

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

Distributor Part No.⁽¹⁾

Rot.⁽²⁾

Centrifugal Advance (Engine Degrees @ RPM)

Vacuum Advance (Engine Degrees @ In. of Hg)

Vacuum Retard (Engine Degrees @ In. of Hg)

30100 PA6 015

.....

16.4

.....

800

.....

2900

.....

4500

2.1

.....

4.2

.....

30100 PA6 662 ⁽³⁾

.....

950

.....

1750

.....

4300

2.2

.....

4.2

.....

30100 PA6 662⁽⁴⁾

.....

16.4

.....

800

.....

2900

.....

4500

2.2

.....

5.9

.....

30100 PA6 692

.....

14.4

.....

1300

.....

2900

.....

4500

2.2

.....

4.1

.....

30100 PA6 912

.....

16.4

.....

800

.....

2900

.....

4500

2.2

.....

4.1

.....

30100 689 662

.....

1100

.....

2600

.....

3600

.....

10.8

.....

30100 689 782

.....

1400

.....

3400

.....

5000

5.5

.....

12.8

2.36

.....

4.3

30100 689 791

.....

900

.....

3400

.....

3600

.....

⁽¹⁾	Honda part numbers.

⁽²⁾	C (Clockwise), CC (Counterclockwise), viewed from rotor end.

⁽³⁾	1300 Hatchback.

⁽⁴⁾	Federal 1500 Hatchback with manual transmission.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.

Safety Warning

HITACHI Distributor Advance &amp; Retard Specifications

Use the Manual With the Right Hardware

When to See a Mechanic

HITACHI Distributor Advance & Retard Specifications