Norton Commando Exhaust Pipe Split-Collar (1) 06-3990 - 750 / 850 To 1974 Single Pull Etc) from 1963-1972 with the

Etc) from 1963-1972 with the Standard Ignition

Stocking chrome

Fits all Triumph 350 & 500 Unit Twins (Daytona

New BSA Singles Bronze Small End Connecting Rod Bush

99-1160 or 19-1861

Norton Commando Exhaust Pipe Split-Collar (1) 06-3990 - 750 / 850 To 1974 Single Pull Etc) from 1963-1972 with theNew Norton Commando 750 850 exhaust pipe split collars. Collars are sold each and are made in England to replace Norton part number 06 3990 & 063990 Collars fit on the ends of your Norton 750 850 header pipes.. once installed the collars get pushed into the cylinder head exhaust port. Fits the Norton 750 & 850 models up to 1974 (PRE MKIII). Check your parts book to ensure the best fitment. Please note that our Norton exhaust pipe collars are sold each