PN8464 Datasheet, PDF (1/2 Pages) Mallory performance club – Centrifugal Advance Kit

Centrifugal Advance Kit
PN 8464
Parts Supplied
6 - Advance Bushings
6 - Advance Springs
Advance Springs: The rate, or how quick the advance comes in is determined by the type of springs
which are installed on the distributor. To change the springs, use needlenose pliers. Be sure that the
new spring seats in the groove on the pin.
SPRING COMBINATION
RATE OF ADVANCE
2- Heavy Silver
SLOWEST
1- Heavy Silver
1- Light Blue
1-Heavy Silver
1-Light Silver
2- Light Blue
1- Light Silver
1- Light Blue
2- Light Silver
FASTEST
FIGURE 4 (Page 2)
A
B
C
D
E
F
Figure 1 Advance Stop Bushing Chart.
Stop Bushings: The Stop Bushings are responsible for limiting the amount of advance. The chart
shows the amount of advance that will occur with each bushing. To change the bushing, remove the
lock nut and washer on the bottom of the advance assembly.
BUSHING SIZE
Red-Smallest
Silver
Green
Blue
Purple
Black-Largest
APPROXIMATE CRANKSHAFT
DEGREES
28
25
23
21
19
18
Figure 2 Advance Stop Bushing Chart.
Note: Some applications may require removing the
distributor gear and shaft.
Figure 3 Changing the Advance Stop Bushing.
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