Top Quality USA Made BSA Unit 500 & 650 Twins +.030 Rod Bearing / Con Rod Shell Set. This is as good as it gets! Made right here in the USA by Clevite! Although there are other less expensive rod bearings being sold here on the internet, they are not of the same quality! Fits all BSA 500 & 650 Unit Twins (Lightning, Thunderbolt, A50, Royal Star, Cyclone, Firebird, Spitfire, Etc!) from 1962-1972. Also fits BSA 650 Pre-Unit Twins (Golden Flash, Road Rocket, Super Rocket, Rocket Gold Star, Etc) from approx 1956-1962 with the "Large" Crankshaft Journals! Please refer to your parts catalog for proper fitment.
*****Please note that this set will also fit Pre-Unit 650 BSA Twins that utilize the "Large" Crankshaft Journals as used from 1956-1962! Check your parts book and Cranks!*****
•Made in the USA
•O.E.M Part number is 67-1433 +.030