Details
| Diagram | Fig. 9 — INNER TIMING COVER — GEARCHANGE MECHANISM · ref 43 |
| Subsystem | engine bottom |
| Listed in parts books | 1971–1972 |
BSA Retainer — gearchange plunger
Retainer for the gearchange plunger, fitted behind the inner timing cover on the gearchange mechanism.
PN · 57-4115
This is the retainer for the gearchange plunger, part of the gearchange mechanism mounted behind the inner timing cover. The plunger and its retainer work together to index the gearchange mechanism, holding things in place as the shaft moves through its motions during a gear change.
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