*New!* Top Quality Triumph Unit & Pre-Unit Twins Inner & Outer Cylinder Base Nut Set. If your Base Nuts are "Buggered" up, replace them all today with this English Made Set! Comes with the Correct 4 "Large" & 4 "Small" 3/8" CEI Nuts with a Thread Pitch of 26! Fits Triumph 650 Unit Twins (Bonneville, Tiger, TR6, Thunderbird, 6T, Etc) from 1963-1968. Also fits many Triumph 500 & 650 Pre-Unit Twins up to 1962! Please refer to your parts catalog for proper fitment.
*****Please check your parts book to ensure the best fitment! Set will not fit the Triumph 350 & 500 "Unit" Twins!*****
•Made in the UK
•O.E.M Part number is PO172A, 82-3955, 99-0047, W76 or 37-0076