H4 LED Headlight Bulbs (1) - Choose Bulb Type Voltage - Polarity - Lumens:DC 6V - 24V (Positive / Negative) - 520LM/1000LM - Lucas Brand New English Made Triumph 500

New English Made Triumph 500 Unit Twins Engine Push Rod

Etc) from approx 1964-1969

& the Rocket III) from 1968-1976

Fits BSA Unit 500 & 650 Twins (Lightning

H4 LED Headlight Bulbs (1) - Choose Bulb Type Voltage - Polarity - Lumens:DC 6V - 24V (Positive / Negative) - 520LM/1000LM - Lucas Brand New English Made Triumph 500If your looking for a brighter and more powerful headlight bulb for your vintage Triumph, BSA or Norton motorcycle then our selection of H4 LED headlight bulbs are exactly what you need. Our new LED H4 headlight bulbs are very bright which means you can have more light without putting strain on your Lucas alternator. H4 LED bulbs will work with any headlight that can accept an H4 bulb with a 3 prong input. All of our H4 bulbs will work with (+)