Its had solid top mounts fitted in the past, looking at that pic.
I'd personally remove the lot, test the dampers, bump stops etc before refitting.
The knocking you mentioned - is it under normal driving or on full lock? There's a none issue on full lock, we've a thread on here about it...
Just confirming a list of sorts:
Dibous Yannick (LHD)
Big Dave (Fronts Only if possible)
Me (Cue) (Fronts only if possible)...
IRK, are you ok if I go out for a competitive quote - a friend of a friend works in the car mats sector I've learned and for the numbers we're talking about, I think I could get a decent knock down in price.
Also, I'd be looking to get top quality ones - I've had the auto style ones in the...
Happy to hear about the outcome, was worried as I have the original development exhaust he made for the 182 and it will need some TLC in the not too distant future and while a trip to cardiff can make for good day out, it's a hell of along way from Yorkshire lol.
It's looks to have oxidised - probably been washed with fairly liquid at some point. The door, wing and mirror could be newer, hence the different appearance.
Putting my car crash investigator hat on, I'd say the cars had a minor scrape on the drivers side, which has resulted in the new door...