The trademark "Hepolite" is owned by Wassell Limited
Genuine New Production Hepolite Early BSA Unit Twins Stainless Steel Intake Valve. Fits BSA A65 650 Unit Twins (Lightning Rocket, Thunderbolt Rocket, Spitfire Hornet & Star Twin) from 1962-1965 only. Please refer to your parts catalog for proper fitment.
*****Please note that this Intake Valve is only Compatible with the Models that are listed abouve! Make sure you have the correct Cylinder Head to suit this Valve!*****
-Head Diameter: 1.459"
-Stem Diameter: .310"
-Overall Length: 3.553"
•Made in the UK
•O.E.M Part number is 68-0156 or V226