New BSA Unit Twins Balanced Chrome Left & Right Exhaust Header Pipe Set. Weather your Restoring your BSA Unit Twin back to Factory Standards, or simply trying to Refurbish it... then these Exhaust Pipes are Exactly what your bike Deserves! Chrome, Quality, Shape are as close to O.E.M. you will get! Pipes have a Diameter of 1 1/2". Correct for BSA 650 Unit Twins (Lightning, Royal Star & Thunderbolt) from 1969-1970. Will also fit all BSA Unit Twins from 1965-1968 if you prefer this "Balanced" style! Please refer to your parts catalog for proper fitment.
*****Please note that this Exhaust Pipe set will not work with the BSA "Oil In Frame" Twins from 1971-1972!*****
•Made in England
•O.E.M Part number is 70-9127 & 70-9130