Bit late to the party here but Foreign Speedo in San Diego restored my R75/6 clocks and they did a great job I have also had Palo Alto restore a ...

Yes, great advice. Check to make sure that both enricheners are completely shutting off when the lever is in "off" position. It could be that one of y...

Sure! It is #47 in the attached diagram. I may not be using the correct term but it is a hollow disk that is part of the enrichener (choke) circuit. I...

No direct experience but it seems like you should get way more than 30 mpg from an R80. Unless you are driving around like a madman! I typically get 4...

I have followed discussions of oil coolers on other forums (Guzzi and Commando) and consensus seems to be that they don't do that much. Folks have mea...

I actually prefer Corbin and Sargent seats for longer distance riding too, but I thought you wanted to stay close to OEM. Yes, I like Corbins a lot...

Thanks Wobbly. I have had pretty good luck with aftermarket seats including Corbin but am leaning the way you suggest. The seat I have fits perfectly ...

I'm no chemical engineer either. All I can relate is my own experience. I have about 14 years of experience with vintage bikes and cars and have relig...

Wobbly makes some good points about modern fuels and ethanol. I try to use ethanol-free supreme fuel in all my bikes and small engines. I also keep St...

Wm's suggestion about float height is a good one. There should be a specified height in the manual. Do also check for any restrictions on fuel flow li...

Plugged main jets? Do you have inline fuel filters? Could these be restricting fuel flow?

For the record, slamming Shinko tires as poor quality Chinese is an error. Shinko tires are made in Korea. A blanket condemnation of them on the basi...

My R75/6 came with a brand new set of Bridgestone Spitfires on it and I thought they were pretty decent tires in one season of riding. I also really l...