1973
Canadian-American Challenge Cup
 

SEASON OVERVIEW

Round Date Country Circuit Meeting Pole position Winner Fastest lap
1 June 10 Mosport Labatt's Blue Trophy M.Donohue (Porsche) Ch.Kemp (Porsche) M.Donohue (Porsche)
2 July 8 Road Atlanta Carling Can-Am M.Donohue (Porsche) G.Follmer (Porsche) M.Donohue (Porsche)
3 July 22 Watkins Glen Can-Am at The Glen M.Donohue (Porsche) M.Donohue (Porsche) M.Donohue (Porsche)
4 August 12 Mid-Ohio Buckeye Cup M.Donohue (Porsche) M.Donohue (Porsche) M.Donohue (Porsche)
5 August 26 Road America Road America Can-Am M.Donohue (Porsche) M.Donohue (Porsche) M.Donohue (Porsche)
6 September 16 Edmonton Molson Cup M.Donohue (Porsche) M.Donohue (Porsche) M.Donohue (Porsche)
7 October 14 Laguna Seca Monterey Castrol Grand Prix M.Donohue (Porsche) M.Donohue (Porsche) M.Donohue (Porsche)
8 October 28 Riverside Los Angeles Times Grand Prix M.Donohue (Porsche) M.Donohue (Porsche) M.Donohue (Porsche)

DRIVERS STANDINGS
 
Position   Driver MOS
RAT
WAT
MID
RAM
EDM
LAG
RIV
Points
Champion Mark DONOHUE 7 2 1 1 1 1 1 1 139 Pts
2nd George FOLLMER DNF 1 DNF 2 3 2 DNF DNF 62 Pts
3rd Hurley HAYWOOD DNF 5 DNF 3 DNF DNS 3 2 47 Pts
4th Charlie KEMP 1   4 DNS DNF 8 DNF 3 45 Pts
6th Jody SCHECKTER DNF 3 3 DNF 2 DNF DNF DNF 39 Pts
10th Steve DURST 5 7 7 10 DNS - - - 29 Pts
13th Hans WIEDMER 2 DNF DNF DNF - - - - 15 Pts
25th Peter GREGG - - 9 - - - - - 2 Pts
= Hans MÜLLER-PERSCHL - - - - - - - 9 2 Pts
- Harry BYTZEK DNS - - - - - - - -
- Willy KAUHSEN - - - DNF - - - - -
- Brian REDMAN - - - - - - DNF DNF -