Passively variable plenum volume for a vehicle intake...
PCV flow regulator
Peak cylinder combustion pressure ignition spark timing system
Perfect fuel gasification device for use in combination with a c
Photoelectric breakerless distributor
Pipe module
Plastic intake manifold assembly with hollow resonance chamber s
Plastic intake pipe
Plenum module having a runner pack insert
Pneumatic control apparatus for internal combustion
Pneumatic control system and pressure responsive valve assembly
Pneumatic pressure control valve assembly
Pneumatically controlled fuel injection system
Pollutant emission control system and a combined electric switc
Pollution control arrangements for engines
Pollution control device
Pollution reducing and fuel saving device
Pollution reducing and fuel saving device
Porous duct configured with a thin film
Port system, especially an induction manifold for an...