3 ms·
>Decades ago, I owned an old Alfa Romeo that incorporated a complicated cam system to control the oxygen ratio to the fuel injection system. More complex than y
by throwaway0a5e 5y ago
>Decades ago, I owned an old Alfa Romeo that incorporated a complicated cam system to control the oxygen ratio to the fuel injection system. More complex than your typical 1-dimensional function of a cam, this cam was "two-dimensional" in its output. The cam follower was able to slide along the axis of the cam based on something or another (RPM? temperature?) and the profile of the cam varied from one end to the other.
V-tech, yo.
- linksnapzz 5y agoYou laugh, but the 1980 Alfa Romeo Spider (with the Arese DOHC 4) was the first regular-production car with variable valve timing. This might actually be what the grandparent post is referring to-it had a mechanical variator attached to the intake camshaft to adjust the phase of valve opening....