Description
WOSP Lotus & Rover K-Series 140A Race Alternator
Heavy-duty 140-Amp high-output alternator engineered specifically for high-demand Lotus and Rover K-Series motorsport applications.
Product Overview
The WOSP LMA244 high-performance race alternator is designed and manufactured in the UK to deliver outstanding charging stability for competition and modified Lotus and Rover K-Series engines. Built as a heavy-duty upgrade over lower-output standard units, this 140A cast-housing unit ensures reliable voltage delivery even under elevated electrical loads from electric water pumps, high-flow fuel pumps, cooling fans, and modern ECU installations.
Featuring a 2-lug left-hand mounting orientation, negative earth polarity, standard B+ and warning lamp electrical connections, and a pre-fitted LMP042 drive pulley, the LMA244 provides a dependable bolt-on charging solution built for endurance trackdays and competitive racing.
Key Features
- ☑ Uprated 140 Amp output capacity for high electrical demand vehicle builds
- ☑ Direct fitment for Lotus and Rover K-Series engines (including Caterham builds)
- ☑ Durable cast aluminum body offering efficient heat dissipation
- ☑ 2-lug left-hand (L/H) mounting configuration
- ☑ Supplied complete with factory-fitted WOSP LMP042 pulley
- ☑ Standard B+ / Lamp connection terminals for easy wiring integration
Technical Specifications
| Manufacturer | WOSP Performance |
|---|---|
| Part Number | LMA244 |
| Application | Lotus & Rover K-Series Engine |
| Current Output | 140 Amp |
| System Voltage | 12 Volt (-VE Earth) |
| Mounting Orientation | Left Hand (L/H), 2-Lug Mount |
| Construction Type | Cast Aluminium |
| Terminal Connections | B+ / Lamp |
| Pulley Part Ref | LMP042 |
| Unit Weight | 4.9 kg (10.8 lbs) |
What’s Included in the Box
- 1x WOSP LMA244 140A High-Output Race Alternator
- 1x Pre-Installed LMP042 Drive Pulley
WOSPerformance charging systems are engineered in the UK under BSI ISO 9002 quality control standards and tested to ensure race-ready reliability. When ordering through JP Racing, you get authentic UK motorsport components, expert technical support, and fast nationwide delivery.




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