14:13
Three oil rings per piston - engine no longer smokes!
17:08
We make soft polyurethane pistons - will the engine start?
15:29
We recast aluminum drink cans into a wheel
24:24
САМОДЕЛЬНЫЕ ПОРШНИ из АЛЮМИНИЕВЫХ БАНОК, ЛОЖЕК и др.
19:30
Glow plugs in a gasoline engine - will it run?
24:41
motor Stirling refrigerado a água
25:25
We made mild steel pistons - how will the engine operate?
17:47