627/SPECIAL Amal Concentric Carb Mk1 - 27mm (1.1/16")
Main Jet 220 -Needle Jet 106 - Pilot RJ17 - Valve 3.5
Suitable for Viper and MSS Models - None Standard Size to give a closer match to the original 1.1/16" bore
PLEASE NOTE: Air Intake Tube (Part No: 376/066) NOT INCLUDED