Range Rover Classic 3.9 Efi V8

[@RoveFans]

You might have a vacuum leak try spraying mist water close to intake manifold and around the plennum and see if RPM suddenly changes. Maybe after all you have is a dirty throttle or stepper motor plunger.

[@pickup6877]

I'll try all these, I think the distributor is one tooth out... someone else suggested that and it might be the case...

[@RoveFans]

@@pickup6877 always start with the easy stuff towards harder. ✌🏻

[@franag2372]

@@pickup6877 conseguiste solucionarlo¿?

[@alialshehhi4983]

I was having some problem I changed Distributor