Subject: Ambo Handlebar choke ???

HI everyone,

Sorry to bugg u with all my questions but I am very passionate about
Guzzis since a kid...
Question: I happen to notice on some Ambos a Handlebar choke lever, does
this lever also came stock on my Ambo ??? (VIN 25944, Oct. 1971)
How difficult is it to hook it up ???

Thanks so much for your help

Charles H