flat4alfa

The bulkhead had those raised wiper arm spline attachment ends throughout

The purple and red metallics are the least common, Purple produced for a matter of months 1975-76 before Speedwheels were fitted
Dinky 131, produced 1968-77
1968-70 White
1970-75 Copper metallic
1975-76 Purple metallic
1976-77 Copper metallic or Red metallic, fitted with Speedwheels

You might find it more collectible* than you think
The ATCO Bricks series was new for 1988 but was shut down by 1992 due to a lawsuit from Lego.

You may see them as rebranded to Medquip Interlocking Bricks, perhaps in some territories where the lawsuit didn't apply

My first 1:1 car was a ‘76/R Fiat Mirafiori
It was a 1300 L and went very well - it used to annoy the Escort crowd, due mainly to its gearing rather than my driving ability
I should have kept that 2-door shell, put it into storage, as it still had (most of) its factory sills.  But when you are 19 you don’t think about funding retirement…
 

Got a Polistil 1:43 in the same colour to remind myself of the thing.  Here it is out to play with a Panorama