Pretty sure of adjoining letters but I've been wrong before
16d. Nasty smell given by turning the page county (8) ?T???I??
21a. Champ in ladies petrol antiknock agent (9) ??D???I?T
22d. Tours round this look and shows anger! (5) ??I??
26a. Changed him it is he! (6) ??I???
27a. Tight clock motion (4.4) ?E?N ?I?E
I have keen wind for 27across (SF June), and stared for 20down, but I could be wrong. I’m stuck on 1down (last one) “elimination on the field” can anyone help? I’ve got c*p, *i* itsa 2x3 letter answer and across c from citywide, p from pergola, I from icing. Thanks