Search found 4 matches

by sailor
Fri May 11, 2012 8:57 pm
Forum: Vespa Tech
Topic: sip speedo wiring????
Replies: 1
Views: 2119

Re: sip speedo wiring????

It's that simple. I have one fitted on my Rally with a home made wiring harness, with the speedo wiring tied into the light circuit. The rev counter does require a little setting adjustment to get the proper rpm to indicate, but that is simple also.
by sailor
Fri Dec 23, 2011 4:04 am
Forum: Vespa Tech
Topic: Carb correction tables
Replies: 0
Views: 1341

Carb correction tables

Just finished reading the Understanding Carburetion post in Tuning/maintenance http://tinyurl.com/8a25p5h and it mentions using correction tables to adjust jetting for altitude/temperature changes. Is there such a table for dellorto/Spaco SI carbs? If not, will the adjustments be the same percentage...
by sailor
Wed Dec 21, 2011 10:44 pm
Forum: Vespa Tech
Topic: sips speedo
Replies: 38
Views: 11406

Re: sips speedo

Just fitted one to my Rally. The speed function has an adjustment feature to compensate for the number of splines on the speedo drive pinon and allows you to enter the tire circumference as well. I used a gps to fine tune to adjustment to get a spot on indicated speed. The only problem I had was the...
by sailor
Sat Nov 27, 2010 11:10 pm
Forum: Vespa Tech
Topic: Rally SIP performance exhaust clearance?
Replies: 0
Views: 1400

Rally SIP performance exhaust clearance?

Does anyone know if the racing exhaust SIP Road (24165000) has better ground clearance, in turns especially, than a Sito-Plus on a Rally 200? And, how does the sound volume compare to a stock exhaust? Thanks