The 1966 United States Road Racing Championship season was the fourth season of the Sports Car Club of America's United States Road Racing Championship. It began April 24, 1966, and ended September 4, 1966, after eight races. GT cars were dropped from the program; only the two sports car classes were run. Chuck Parsons won the season championship.
Schedule
edit| Rnd | Race | Length | Circuit | Location | Date |
|---|---|---|---|---|---|
| 1 | Stardust Grand Prix | 180 mi (290 km) | Stardust International Raceway | Las Vegas, Nevada | April 24 |
| 2 | Riverside 300 | 300 km (190 mi) | Riverside International Raceway | Riverside, California | May 1 |
| 3 | Monterey 150 | 150 mi (240 km) | Laguna Seca Raceway | Monterey, California | May 8 |
| 4 | Bridgehampton 200 | 200 mi (320 km) | Bridgehampton Race Circuit | Bridgehampton, New York | May 22 |
| 5 | Sports Car Grand Prix at Watkins Glen | 200 mi (320 km) | Watkins Glen Grand Prix Race Course | Watkins Glen, New York | June 26 |
| 6 | Pacific North West Grand Prix | 250 km (160 mi) | Pacific Raceways | Kent, Washington | July 30 |
| 7 | Buckeye Cup | 200 mi (320 km) | Mid-Ohio Sports Car Course | Lexington, Ohio | August 28 |
| 8 | Road America 500 | 500 mi (800 km) | Road America | Elkhart Lake, Wisconsin | September 4 |
Season results
editOverall winner in bold.
| Rnd | Circuit | Over 2.0 Winning Team | Under 2.0 Winning Team | Results |
|---|---|---|---|---|
| Over 2.0 Winning Driver(s) | Under 2.0 Winning Driver(s) | |||
| 1 | Stardust | #62 Dan Blocker Racing | #34 Otto Zipper | Results |
 John Cannon
|
 Ken Miles
| |||
| 2 | Riverside | #26 Lola-Chevrolet | #33 Otto Zipper | Results |
 John Fulp
|
Scooter Patrick
| |||
| 3 | Laguna Seca | #97 McLaren Elva-Chevrolet | #34 Otto Zipper | Results |
| Charlie Hayes
|
Ken Miles
| |||
| 4 | Bridgehampton | #8 All American Racers | #33 Otto Zipper | Results |
| Jerry Grant
|
Scooter Patrick
| |||
| 5 | Watkins Glen | #26 Lola-Chevrolet | #56 Ralph Trieschmann | Results |
| John Fulp
|
Ralph Trieschmann
| |||
| 6 | Kent | #16 Roger Penske Racing | #60 Porsche Cars Pacific, Inc. | Results |
| Mark Donohue
|
Don Wester
| |||
| 7 | Mid-Ohio | #96 Dan Blocker Racing | #7 Porsche of America | Results |
| Lothar Motschenbacher
|
Joe Buzzetta
| |||
| 8 | Road America | #10 Randy Hilton | #7 Porsche of America | Results |
| Chuck Parsons
|
Joe Buzzetta Günter Klass
|