Details
| Also known as | E4455, M70-4455 |
| Diagram | Fig. 1 — CRANKSHAFT, PISTON AND TIMING GEARS · ref 35 |
| Subsystem | engine bottom |
| Listed in parts books | 1963–1964 |
ROTOR KEY TRIUMPH CUB
Rotor key for the Triumph Cub, locates the alternator rotor on the crankshaft.
PN · 70-4455
This is the rotor key for the Triumph Cub, part number 70-4455 (also listed as M70-4455). It's a small keyed piece that locates the alternator rotor on the crankshaft so it can't spin independently of the shaft.
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Our records on this one are brief, and we don't have appearance data across catalog years to point to specific fitment. If you're working on a Cub and need to confirm this is the right key for your rotor and crank setup, give the shop a call before you order.
$5.95
Pin your bike to check this part fits.
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