Internal Combustion Engines


By Joey Dille


5th Grade Personal Exploration Project

Read Joey's report

See Joey's presentation
Power Point presentation
viewable only in Internet Explorer (8 meg)


Joey during the night of sharing for the Souderton Area School District


Joey explaining the workings of a 2-stroke

Cut Away Engines

4-stroke intake side


4-stroke, exhaust side


Close up of cooling passage between cylinder and valves


Piston ported 2-stroke from weed wacker


Close up of piston and ports


Reed valve type 2-stroke from chain saw


Close up of ports


Thanks to the Smolin, Busch, Byrum and Owen familys for donating the engines for scientific research.


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