How big is the fuel line on a Triumph Trophy?
Fuel lines do not last. There is a common tendency for the fuel lines which lie along the carburettors to crack and leak. Members have recommended Tygon replacement line. Fuel lines are 5/16″ and the vacuum line is 3/16″. OEM replacements are available and are pre-formed thus easier to reconnect.
What to do about fuel starvation on a Triumph Trophy?
Rust can both clog the shuttle and eat up the internal o-rings. The cure in this case is to fit a whole new petcock assembly ($95+) and clean the substantial iron deposits (3/8″ deep!) out of the bottom of the float bowls. Apparently, the height of the fuel in the tank may exert enough pressure to assist the vacuum shuttle in opening.
What happens when you run out of fuel on a triumph?
Fuel starvation is a common problem on many Trophies. This is a situation where some bikes apparently run out of fuel, but the tank still holds a good supply. It is a phenomenon which happens somewhere between 1/4 full and empty on the fuel gauge.
What’s the roll over valve on a triumph?
Yahoo group member Tony Dagostino has written in the files section of the Yahoogroup about the Roll Over Valve with a description of his (and local Triumph mechanics from two different dealerships) view of the problem, together with a scanned-in page from the shop manual.
Is there a problem with my Triumph Daytona 1200?
It’s a 1991 model that hasn’t been to a dealer or anyplace to get anything sorted. It’s bound to have some issues just as would a 1991 Honda that you bought from a private party. Having a similar type problem with a 1996 Daytona 1200. The seller said the petcock had been replaced recently.
How does the petcock on a trophy work?
Your petcock is operated by a diaphragm inside that cuts off fuel flow when there is no vacuum. The knob doesn’t have an off, but there is a run, reserve, and prime function. You should have a vacuum hose from any carb going to the petcock to operate the diaphragm. On a Trophy, there’s only one.
Is there an off button on a trophy airbox?
The knob doesn’t have an off, but there is a run, reserve, and prime function. You should have a vacuum hose from any carb going to the petcock to operate the diaphragm. On a Trophy, there’s only one. The vacuum nipples are on every carb, but they are plugged off on three (doesn’t matter which ones).