Elliptical valve stem for reducing turbulence in combustion engi
Engine combustion control system
Engine cylinder intake port
Engine intake port with annular nozzle directed swirl
Engine intake port with variable swirl vanes
Engine intake port with variable swirl vanes
Engine valve
Engine valve
Engine valve and method of producing the same
Engine valve with recessed seat and annular groove
Engine with fluidic variable swirl port
Engine with valve seat inserts and method of retaining
Engine with variable flow controlled cellular intake port
Exhaust valve for a reciprocating internal combustion engine
Exhaust valve for diesel engine and production thereof
Exhaust valve for Diesel engine and production thereof
Exhaust valve for diesel engine and production thereof
Exhaust valve for diesel engine and production thereof