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A. The Lucas LH511 is a 6-volt battery, designed specifically for classic and vintage vehicles that operate on a 6V electrical system. It is not suitable as a direct replacement in standard 12V vehicle applications.
A. The LH511 has a rated capacity of 103Ah (measured at C20) and a Cold Cranking Amps (CCA) rating of 350A tested to the EN standard, providing reliable cold-weather starting performance in appropriately specified vintage engines.
A. The battery measures 257mm in length, 172mm in width, and 221mm in height including the terminal. It weighs approximately 20kg. Verify that your battery tray and hold-down arrangement accommodate these dimensions before ordering.
A. The LH511 uses Terminal Layout 1 with a positive polarity designation of 0, and requires Hold-Down type B00. Always confirm terminal position against your vehicle's original specification before fitting.
A. Start-stop compatibility for the LH511 has not been confirmed. Refer to the product label for guidance. This battery is intended for conventional vintage vehicle applications and is unlikely to be appropriate for modern start-stop systems.
A. The LH511 cross-references to battery code 511. It is also referenced by search terms including the Energic 511 6V battery, making it a recognised replacement within the vintage and classic vehicle sector.
A. The LH511 is a standard flooded lead-acid battery. It does not use AGM or EFB technology. This is appropriate for vintage vehicles with conventional charging systems not designed to manage advanced battery types.
A. The LH511 is supplied with a 1-year manufacturer warranty covering defects in materials and workmanship under normal operating and charging conditions. Warranty claims should be directed to PartsForMachines in the first instance.
A. Yes. Related variants within the Lucas Vintage range include the LH279, LH404, LH501, and LH521, each offering different dimensions or capacity ratings to suit a variety of classic vehicle battery trays. Contact PartsForMachines if you require assistance selecting the correct fitment.
A. The LH511 is dispatched on a pallet due to its size and weight, with delivery to UK mainland addresses typically taking 3–5 working days. Contact PartsForMachines directly for a delivery quote prior to ordering. A 30-day returns policy applies; please refer to PartsForMachines terms and conditions for full details.
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