SPRING STARTER PINION JEEP
Starter pinion spring
For Bendix drive 6V/12V starter motor
Return spring for the starter pinion (Bendix drive) of 6V and 12V starter motors. This spring ensures that the pinion returns to rest position after the engine starts. Essential component for a correctly functioning starter motor.
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Application Bendix starter motor 6V/12V |
Type Starter pinion return spring |
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Voltage 6V and 12V systems |
Compatibility Autolite MZ-4113 and equivalent |
Features
- Return spring for starter pinion (Bendix drive)
- Suitable for both 6V and 12V starter motors
- Ensures correct retraction of the pinion
- Prevents continuous engagement with the flywheel
- Essential for reliable starting function
★ Quality spring for Bendix drive, suitable for both original 6V and converted 12V systems.
Installation notes
The spring is part of the Bendix drive. On many modern reproductions, the nose cap is swaged rather than secured with a circlip, meaning individual replacement of the spring is not always possible. Check whether your Bendix drive is serviceable before ordering the spring only.
Compatibility
This spring fits Bendix drives for starter motors type Autolite MZ-4113 (6V) and similar models. Note: the spring has no electrical function — 6V and 12V systems use the same spring. Check your starter type before ordering.
Historical context
The Bendix drive with return spring was standard equipment on Willys MB and Ford GPW jeeps. When the engine starts and runs faster than the starter, the spring causes the pinion to retract to prevent damage.
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)
