The last varnishing job I did was the "meter clock", got some spray "Simoniz High gloss protection from oil and petrol" from Halfords, I thought I made a mistake when I tried it, stank to high heaven took a bit longer than other acrylics took to dry. Fantastically hard finish and very glossy. This
https://www.saveanddrive.co.uk/produ...-500ml-simp22d