News By Topic: David Treffer

Professional SportsCar Racing Update

Sep 16, 1997

David Donohue, Randy Pobst and Honda Win Super Touring Championships

Sep 11, 1997

Super Touring Qualifications at Laguna Seca: Report and Results

Sep 8, 1997

Super Touring: Down to the Wire at Laguna Seca

Sep 5, 1997

Pro SportsCar Organization Expands

Aug 27, 1997

ProSportsCar Series Heads for Mosport

Aug 27, 1997

Super Touring Series Heads for Vancouver

Aug 27, 1997

Donohue Doubles at Mid-Ohio: Super Touring Report, Results, and Standings

Aug 14, 1997

PSR and Toyo Tire Continue Contract; Spin Experience Set for 1988 PSR Schedule

Aug 5, 1997

Super Touring Championship Heads for Mid-Ohio

Aug 5, 1997

Dobson and Crompton Split the Weekend's STCC Races in Toronto

Jul 28, 1997

Super Touring Report, Results and Standings from Cleveland

Jul 16, 1997

Pro Sportscar Racing Series Heads for Sears Point; Current PointStandings

Jul 8, 1997

Super Touring Series Heads to Cleveland

Jul 8, 1997

IMSG Forms World Manufacturer's Council for North America

Jul 7, 1997