Can a valve spring be replaced w/engine in car?

[911monty]

Originally Posted by Ottomotion

Thanks so much for the replies. I have changed springs out in other applications and am familiar with options on how to do the job.
I am just wondering if there are any interference issues or special concerns that would make this operation not doable in-car with the Boxster...
Thanks again!

Read up on what is involved to R&R hydraulic valve tappets. This is a tedious job to do in car but needs to be done before you can get to the retainers. Hopefully it is a broken exhaust valve spring.