Worth noting that Rover apparently had a VVC system [1] that allowed the duration of intake valves to be continuously varied all the way back in 1995. [1]: htt

Worth noting that Rover apparently had a VVC system [1] that allowed the duration of intake valves to be continuously varied all the way back in 1995. [1]: https://www.autozine.org/technical_school/engine/vvt_4.htm https://www.autozine.org/technical_school/engine/vvt_4.htm