Search found 2 matches

by Steve
Tue Nov 16, 2010 3:50 pm
Forum: Vespa Tech
Topic: P200 mild exhaust porting question
Replies: 7
Views: 2396

Re: P200 mild exhaust porting question

A set of these are handy for measuring the port size, straight across, in conjunction with a digital vernier cgi.ebay.co.uk FAITHFULL-INSIDE- ... 2c4d4858fa I do have both the spring caliper and a digital vernier gage. But I am still confused about the measurement of my exhaust port. Is the exhaust...
by Steve
Sun Nov 14, 2010 3:52 am
Forum: Vespa Tech
Topic: P200 mild exhaust porting question
Replies: 7
Views: 2396

P200 mild exhaust porting question

I would like to open up the exhaust port on my P200E as shown: http://sites.google.com/site/drunkmunkey6969/p200mildexhaustporting The page states "The standard exhaust port on a p200 is approx 39mm wide (when measured straight accross)". My question is how exactly is the exhaust port meas...