Lucas up-rated, light weight starter motor. To fit GT6 - MK 1, Triumph GT6 - MK 2, Triumph GT6 - MK 3, Triumph TR2, 3,4, 4A, fitted with the with TR6 Ring Gear. Strong, powerful, offset gear-reduced starter motor, delivering huge cranking torque through a set of steel internal gears. Lightweight, compact and durable this unit starts the engine faster with immense power, whilst drawing less current from the battery.