push lawn mower

Weedeater fx26 lightweight, 25cc, expansion chamber, intake port, exhaust, intake manifold, larger carburetor, bored carb butterfly before. better bottom end with a nice power band at the top. Briggs & Stratton 3.5HP push mower, I have a cammed some other welded with 6013 rod, duration increased to suction side of the 245-255ish? exaust and the page is about 280-290? I delayed the recording time, more compression.



http://www.youtube.com/watch?v=dRAErfsh4iE&hl=en