Description
Part Number: LMS001
WOSP High Torque Starter Motor for MGB 4-Synchro
Engineered for MGB and MGB GT 4-synchro models (1968–1981), delivering high-torque gear-reduction starting power in a lightweight, reliable OE Denso package.
Key Features
- ☑ Denso OSGR Technology: High-output 1.4kW offset gear reduction motor provides maximum starting torque with significantly reduced battery draw.
- ☑ Direct Pre-Engaged Replacement: Specifically designed to replace original pre-engaged starter motors on 4-synchro MGB and MGB GT models.
- ☑ 360-Degree Indexable Plate: Multi-position mounting plate allows full rotation to clear aftermarket tubular headers and tight chassis clearance points.
- ☑ Lightweight Motorsport Unit: Weighs just 3.7kg—drastically lighter than original factory units while providing up to twice the cranking power.
- ☑ Dual Earth Compatibility: Fully compatible with both positive (+ve) and negative (-ve) earth 12V electrical systems.
Technical Specifications
| Brand | WOSP Performance |
|---|---|
| MPN | LMS001 |
| Base Motor Type | Denso OSGR (Offset Gear Reduction) |
| Power Output | 1.4 kW |
| Voltage | 12V |
| Polarity | Both Positive (+ve) & Negative (-ve) Earth |
| Rotation | Clockwise (CW) |
| Weight | 3.7 kg (8.15 lbs) |
| Vehicle Fitment | MGB / MGB GT 4-Synchro (1968–1981) replacing pre-engaged unit |
What’s Included in the Box
- 1x WOSP LMS001 High Torque Gear Reduction Starter Motor Assembly
- 1x Pre-indexed Mounting Flange & Pinion Unit
- Electrical Connection Hardware & Terminal Fitting Kit
Manufactured in the UK to BSI ISO 9002 quality standards, WOSP starting systems are trusted globally in road, historic classic, and competitive motorsport applications. Order your WOSP LMS001 starter motor from JP Racing for expert technical support and fast UK shipping.




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