1973 Sidecar National Races

11th March - Cadwell Park

25th March - Brands Hatch

15th April - Thruxton

20th April - Brands Hatch

22nd April - Mallory

23rd April - Oulton Park

28th May - Brands Hatch

10th June - Mallory Park

Chamber of Trade Three Wheeler - 1st July - Olivers Mount

5th August - Brands Hatch - Hutchinson 60km

11th August - Silverstone

27th August - Oulton Park

8th September - Olivers Mount

9th September - Olivers Mount

16th September - Mallory Park

23rd September - Cadwell Park

29th September - Croft

Hubbard Championship - 21st October - Snetterton

27th October - Brands Hatch - BRC