Left over from when we had aTrianco Oil Boiler:
A Circulating Pump - CP53 with valves attached- £10 (they cost around £90 new!);
a Teddington Type AA, Thermostat - £3; a Teddington Type TBB Switch - £3 and lastly (not shown)
'Reset' Switch - £3
Hopefully could be useful spares for older systems?