4 Cylinder Petrol Ignition Lead HT Set
Various applications depending on the King lead length and connection type:

Land Rover Series 2, 2a & 3 2.25
Defender 90 2.25 / 2.5 
Triumph Spitfire 1971-1980
MG Midget 1974-1979

And likely more.

Various part numbers include:

587701, ERC3256, LUC4373, GHT123, GHT173, 587254, 587967

King Lead (coil to distributor) Length options available:

Lucas with angled connection - 390mm King Lead

 Lucas with angled connection - 500mm King Lead

or

EmbertonPlusᐩ 

With straight connection - 535mm King Lead

High-temperature silicone (also suitable for electronic ignition), British Made for us by the former OE Lucas Factory (Rists)

Please note: King leads measurements above are end-to-end

(For example, Lucas distributors generally require a longer King Lead, Ducellier distributors require a shorter lead)