I think u should ditch it and replace it with a MIVEC 6a12MuMan wrote:Sounds like a lifter alright, but seems to be noisy only when it wants to..not your usual bad lifter = permanent bad lifter noise.
Been wondering about the OCV or oil feed problems, but I'm not clued up enough yet on 6A12 problems to make an informed judgement..
What do you think?

The OCV noise is quite distinct and only happens on a true cold start if its there...the lifters are pretty obvious I think u would know.
In each case not the end of the world...