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June 23, 2004
I just opened my SU book and it calls it the piston and the butterfly close
to the head is called the throttle valve.
The piston is more of a variable venture and the butterfly is more of a
valve that turns on and off the air/fuel flow.
FYI,
Bob
"Robert D. Gardner" < rdgard@... > 32714
Posted on June 23, 2004 11:14 AM
Posted to category(s) Carburetor | Cylinder Head | Engine (internal) | Fuel System | Gauges | Intake System | Technical Info
