PINION STARTER 6 VOLTS NOS
WOA1573US
Starter Pinion 6 Volt – NOS
Bendix Drive for 6V starter motor
New Old Stock starter pinion (Bendix Drive) for 6 volt starting systems. This replacement drive consists of the complete pinion with return spring, ready for installation on the armature shaft. An essential component when the starter motor turns but does not engage with the flywheel.
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Specification 10 tooth pinion |
Voltage 6 Volt |
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Condition NOS (New Old Stock) |
Type Bendix Drive mechanism |
Features
- Complete with return spring and pinion
- Suitable for Autolite MZ-4113 starter motor
- 10-tooth version for 97-tooth flywheel
- NOS quality – new from stock
- Direct replacement for original part
★ New Old Stock quality – unused warehouse part from historic production, as originally fitted to WWII and early post-war 6V starting systems.
Installation notes
Slide the pinion onto the starter motor armature shaft. Check that the pinion moves smoothly along the thread and returns freely under spring tension. Also check the condition of the flywheel (ring gear) for tooth wear. If the flywheel is defective, the ring gear must also be replaced to prevent further damage.
Compatibility
Suitable for 6V starting systems with Autolite MZ-4113 starter motor and 97-tooth flywheel. Not compatible with other starter types or 12V conversions where the starter motor has been completely replaced. The Bendix mechanism is independent of voltage – a 6V starter can run temporarily on 12V, but will wear out more quickly.
Historical context
The Bendix Drive mechanism, developed by Vincent Hugo Bendix, was the standard starting system during WWII. The inertia drive uses the inertia of the pinion to engage with the flywheel – a robust yet simple principle that served reliably for decades.
This description was generated automatically. Unsure about fitment? Contact us at info@willys.be.
⚠ Spotted an error in this description? Report it to info@willys.be
This part is intended for the restoration of historic military vehicles. Fitting, aligning, deburring or reworking is part of that work and is inherent to the nature of these goods. Dimensional variation also exists between original vehicles.
Installation requires technical knowledge of the vehicle. Unsure whether this part suits your version? Ask us before purchase at info@willys.be.
This part fits:
| Model | Years |
|---|---|
| Military jeeps | |
| Willys MB (early) | 1941, 1942 |
| Willys MB | 1942, 1943, 1944, 1945 |
| Ford GPW (early) | 1942 |
| Ford GPW | 1942, 1943, 1944, 1945 |
📐 Diagrams & technical drawings
From the original Technical Manual TM 10-1513 — Maintenance Manual — only for Willys MB / Ford GPW (1942)








