Hey Bart
This probably doesn't help much but with the lack of responses so far, you might want to try this guy in East York (wrong side of town, I know). I've used him to resurrect my Boxster from an extended hibernation and I was very happy with the results. He's a certified Porsche mechanic.
Check out his website:
Toronto Porsche Repair & Service -European- GTEK Automotive, Toronto, GTA - Porsche