For sale today is tachometer drive rebuild seal kit. Kit comes with all the seals and o-rings to rebuild your tachometer drive unit. Fits all Triumph 650 Unit Twins from 1966-1972. Also fits Triumph 350 & 500 Unit Twins from 1966-1972. Please refer to your parts catalog for proper fitment.
Please note that kit is compatible with later tachometer drives from approx 1973-on that feature a "welch" plug - sold as pictured
•O.E.M Part number is 70-7351, 70-3309, 70-6299 & 70-6300