How big of a job is it to change the valve stem oil seals in porsche 911 sse 1987?

Depends on your level of mechanical experience, but it's probably a job for a Porsche mechanic. If you ask about this at Pelican Parts tech forum below, you'll likely get a detailed reply.How big of a job is it to change the valve stem oil seals in porsche 911 sse 1987?
For me it would be a huge job, I know nothing about cars, sorryHow big of a job is it to change the valve stem oil seals in porsche 911 sse 1987?
Take it to a mechanic, it is a pain in the ****.
is it overhead cammed? is it a v motor or an inline?

makeup tips