BSA Pre-Unit Singles "Big End" Assembly (1) - B31 / B33 / M20 / M21 / Etc (PRE - 1959) Reprint Rod is sold individually

Rod is sold individually

Fits the BSA A65 Lightning

New Triumph / BSA clutch and brake lever perches

Please review measurements for proper fitment

Threads have a Diameter of 1 3/16"

BSA Pre-Unit Singles "Big End" Assembly (1) - B31 / B33 / M20 / M21 / Etc (PRE - 1959) Reprint Rod is sold individuallyWorn big end? Bottom end making a "knocking sound"? Chances are your big end is in need of replacement! Replace your big end with our new high quality English made complete big end assembly's. Comes included with pin, rollers, race, nuts, etc. threads are 3 4" OD Works with connecting rod part #'s: 66 483, 65 1614, 66 481. Fits all BSA pre unit singles (B31, B32, B33, M20, M21, M22, etc) from approx 1937 1958. Check your parts book to ensure the best