I5 Hydraulic lifter

[Denis]

I have a click noiise come from the engine when i ask torque from the
engine; fast acceleration or climd. The noise in the same as my old
motorcycle (Honda CB 750) when i asked power , only. That noise is bigger
every mounth approx. When the bike did that a tought is timing chain or
valves.....

The noise is not tock tock like valves noise ;-) on the head, click ke
tick....
I tought its the lifters ??

Can someone can help ?

its a 2.3 CSI-3
292000km
1988

Denis