LUCAS Distributor Advance & Retard Specifications

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

Distributor Part No.

Rot. ⁽¹⁾

Centrifugal Advance (Engine Degrees @ RPM)

Vacuum Advance (Engine Degrees @ In. of Hg)

Vacuum Retard (Engine Degrees @ In. of Hg)

35DE8

.....

45DE4 MGB

.....

2000

3500

4500

3.0

.....

11.0

.....

Spitfire

.....

850

1600

2600

3200

5000

1.0

.....

15.0

20.0

.....

45DM6

.....

47DE4

.....

880

1500

2100

3800

4500

.....

3.0

.....

11.0

15.0

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