Can you recover a classic that's been written off?

My son owns a Golf GTI Mk3 that was recently involved in a traffic accident. They exchanged insurance details and the process began resulting in my son’s vehicle being assessed for the damage and the engineer...

If I change from runflats do I need to tell my insurer?

Does my insurance company need to be told if I change the tyres on my BMW 6 Series from runflats to standard ones? Would this affect the cost?

Do I need to keep my run flat tyres for insurance purposes?

I have Mercedes E350 with run flat tyres, if I replace these with ordinary tyres would this affect the insurance or my Mercedes service and breakdown cover?

Do I need to tell my insurer if I fit run-flat tyres?

I'd like to fit run-flat tyres to Mitsubishi ASX. The standard tyres size is 225/55/18 but run-flats don't come in that size. My local tyre dealer recommends 245/45/18 which are available as run-flats....