Most modern variable valve-timing (VVT) systems use a cam phaser that rotates the position of each cam­shaft relative to the timing chain. Think of making a record turntable go faster or slower by ...
BorgWarner will expand its variable cam timing (VCT) line with a new family of cam phasers for I4 engines. The modular design supports a variety of cam phasing technologies, including cam torque ...
BorgWarner has patented a variable cam timing phaser with a lock pin that acts as a shutoff valve, preventing oil leakage from advance and retard chambers. This innovation maintains oil in the phaser ...