There are 4 valves per cylinder. You can see by the placement of the carburetor that the side closest to the carbs are the intake. The side of the cylinder where the exhaust pipes exits are ...

Much, much better than the stock Pogo stick......

Took out my bike for the first time in a long while to go wash it and wound up riding for a couple hours ?...

Sub Air Filters are they important? They filter the contaminated outside world air entering the carb vacuum chambers, which need to be fastidiously clean to do their job properly. Without them airbor...

Serra da Arada, Portugal...

After winter mods...