Description
Part Number: LMA048
WOSP 120A OE-Style High-Output Alternator
Engineered by WOSP Performance as a robust 120 Amp direct-fit OE replacement alternator for Jaguar XJ12, XJS, XJSC, and X300 models.
Key Product Features
- ☑ High-Output Charging: Delivers a reliable 120A output at 12V to handle high electrical loads seamlessly.
- ☑ OE Direct Replacement: Direct replacement unit for original Lucas LRB00379 and LRA03497 alternators.
- ☑ Cast Alloy Housing: Premium cast construction with a 2-lug right-hand (R/H) mounting pattern.
- ☑ Standard Terminal Wiring: Features B+ / S / IG / L terminal setup for simple integration with factory looms.
- ☑ Pre-Fitted Pulley: Comes complete with an installed pulley ready for installation on V12 and 4.0L Jaguar engines.
Technical Specifications
| Manufacturer | WOSP Performance |
|---|---|
| Part Number | LMA048 |
| Current Output | 120 Amps (120A) |
| Voltage & Polarity | 12V / Negative Earth (-VE) |
| Mounting & Orientation | 2 Lugs / Right Hand (R/H) |
| Housing Type | Cast Alloy |
| Weight | 5.3 kg (11.68 lbs) |
| Connections | B+ / S / IG / L |
| OE Cross Reference | Lucas LRB00379 / LRA03497 |
What’s Included in the Box
- 1 x WOSP LMA048 120A OE-Style Alternator
- 1 x Pre-Fitted Alternator Pulley (LMP152-17)
- Wiring Connection Hardware
Manufactured in the UK by WOSPerformance, WOSP rotating electrics are recognized globally for precision engineering, exceptional build quality, and unmatched reliability. JP Racing is proud to offer genuine WOSP units with expert technical support and fast UK delivery.




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