Bearing noise is usually deeper and comes from farther down in the engine. Lifter noise is more of a ticking and is up in the engine heads.
NO. The engine computer is in open loop until the engine heats up to operating temperature 195 degrees are more. that means it don't hear the lifter noise and by the time the computer can, the lifter quites making noise.
hydraulic lifter? Rocker arm?
a lifter
Stuck hydraulic lifter.
A clicking noise in the engine of a 91 Ranger could indicate a problem with the valves. A valve lifter in the engine may be worn or stuck.
That is lifter noise, they probably need adjusting
Saturn vue V6 lifter noise when first started
The most common cold engine noise in a Chevrolet 4.3L is lifter clatter. Try using a lighter weight oil and see if the noise changes or goes away.
Collapsed hydraulic valve lifter? Rocker arm (valves) need adjusting?
Collapsed hydraulic lifter? - try a quart of mystery oil
if ticking noise is in engine, u most likely have a worn hydraulic lifter. check oil for correct volume and viscocity