Blowing machines for the compression, exhaustion and transport of gases; carburetors; compressors for machines; cooling radiators for motors and engines; crank shafts for vehicles; cylinder heads for engines; dynamos; injectors for engines; mufflers for motors and engines; oil filters for motors and engines; oil pumps for land vehicles; pistons for engines; pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems sold as an integral component of ...