We go with plugs at 45,000 or 5 years, same age for the belts too or sooner if they show signs of wear...
Let us know if we can help with parts or if you're local to Leicester we can service too...
Pierre, Queens Road outside our garage is where you'll hear and see Nazs 370z, saw it again tonight as incidentally, Naz is also my dentist and a very good one too...