Heritage stock

Rare ECU Heritage Archive

Allcar Electronics preserves and supplies electronic control units from the 1970s onwards. We hold rare Lucas, Bosch Motronic and dealer-only units that are difficult or impossible to source elsewhere — supporting classic vehicle owners, restorers and museums across the UK.

A timeline of automotive electronics

1970s
Era 1

Early Bosch L-Jetronic, Lucas analogue ignition, mechanical-meets-electronic injection systems.

1980s
Era 2

Lucas 4CU / 14CUX, Bosch Motronic ML4.1, Renix and early Magneti Marelli — the first true engine ECUs.

1990s
Era 3

EDC15, Motronic ME5/ME7, Siemens MS41 — the start of OBD-II and immobiliser-protected platforms.

2000s
Era 4

EDC16, ME9, Delphi DCM — the modern generation that defines today's daily drivers.

Rare findRepair Service
RoverEngine ECU

Rover 75 / MG ZT ECU Programming & Cloning (By Post)

Model: 75 / MG ZT
P/N: EMS2000
Mfr: Siemens
£150.00
Excl. VAT • UK shipping
Rare findRepair Service
Volvo PentaEngine ECU

Volvo Penta Marine ECU Repair Service

Model: Marine Diesel / Petrol
P/N: Marine
Mfr: Bosch
£285.00
Excl. VAT • UK shipping
Rare findRare
JaguarEngine ECU

Jaguar XJS V12 ECU Repair Service

Model: XJS V12
P/N: DBC10758 / 16CU
Mfr: Lucas
Heritage
£320.00
Excl. VAT • UK shipping
Rare findRare
JaguarEngine ECU

Lucas 4CU Engine ECU — Jaguar XJ40 (Rare)

Model: XJ40 3.6 / 4.0
P/N: 4CU / DAC10911
Mfr: Lucas
Heritage
£425.00
Excl. VAT • UK shipping
Rare findObsolete
RoverEngine ECU

Rover SD1 Vitesse Lucas 14CUX ECU (Heritage)

Model: SD1 Vitesse / Range Rover V8
P/N: 14CUX / PRC9412
Mfr: Lucas
Heritage
Enquire
Excl. VAT • UK shipping
Rare findRare
BMWEngine ECU

Bosch Motronic ML4.1 ECU — BMW E30 325i

Model: E30 325i
P/N: 0261200174 / 1707421
Mfr: Bosch
Heritage
£385.00
Excl. VAT • UK shipping

Classic vehicle ECU support

Whether you're restoring a Rover SD1 Vitesse, an XJ40 or an early E30, our team can usually source, repair or rebuild the original control unit — preserving your vehicle's authenticity.

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