2016 IMSA SportsCar Championship
The 2016 IMSA SportsCar Championship was the third season of the United SportsCar Championship and first to be under the name as the IMSA SportsCar Championship organized by the International Motor Sports Association. It was the 46th season of IMSA-sanctioned GT Championship sportscar racing tracing its lineage to the 1971 IMSA Camel GT season. It began on January 30 with the 24 Hours of Daytona and ended on October 1 at Petit Le Mans.
Classes
The class structure remained largely unchanged from 2015, with the major change coming in GTD which was now run full GT3 spec machinery.- Prototype
- Prototype Challenge
- GT Le Mans
- GT Daytona
Schedule
Race schedule
The 2016 schedule was released on August 8, 2015 and features twelve rounds.There were also two test sessions before the beginning of the season. They were held on November 17–18 at Daytona International Speedway, as well as The Roar Before the 24, also at Daytona, January 8–10.
| Rnd | Race | Length | Classes | Circuit | Location | Date |
| 1 | Rolex 24 at Daytona | 24 hours | All | Daytona International Speedway | Daytona Beach, Florida | January 30–31 |
| 2 | Mobil 1 Twelve Hours of Sebring | 12 hours | All | Sebring International Raceway | Sebring, Florida | March 19 |
| 3 | BUBBA Burger Sports Car Grand Prix at Long Beach | 1 hour 40 minutes | P, PC, GTLM | Long Beach Street Circuit | Long Beach, California | April 16 |
| 4 | Continental Tire Monterey Grand Prix | 2 hours | P, GTLM | Mazda Raceway Laguna Seca | Monterey, California | May 1 |
| 4 | Continental Tire Monterey Grand Prix | 2 hours | PC, GTD | Mazda Raceway Laguna Seca | Monterey, California | May 1 |
| 5 | Chevrolet Sports Car Classic | 1 hour 40 minutes | P, PC, GTD | The Raceway on Belle Isle | Detroit, Michigan | June 4 |
| 6 | Sahlen's Six Hours of The Glen | 6 hours | All | Watkins Glen International | Watkins Glen, New York | July 3 |
| 7 | Mobil 1 SportsCar Grand Prix | 2 hours 40 minutes | All | Canadian Tire Motorsport Park | Bowmanville, Ontario | July 10 |
| 8 | Northeast Grand Prix | 2 hours 40 minutes | PC, GTLM, GTD | Lime Rock Park | Lakeville, Connecticut | July 23 |
| 9 | Continental Tire Road Race Showcase | 2 hours 40 minutes | All | Road America | Elkhart Lake, Wisconsin | August 7 |
| 10 | Michelin GT Challenge | 2 hours 40 minutes | GTLM, GTD | Virginia International Raceway | Alton, Virginia | August 28 |
| 11 | Lone Star Le Mans | 2 hours 40 minutes | All | Circuit of the Americas | Austin, Texas | September 17 |
| 12 | Petit Le Mans presented by Harrah's Cherokee | 10 hours | All | Road Atlanta | Braselton, Georgia | October 1 |
''NOTE: Because of a high car count for the Mazda Raceway event, there will be two separate two-hour races with two categories racing in each race.''
Calendar changes
- PC has been added to the lineup at Long Beach.
- GTD has been added to the lineup at the Mobil 1 SportsCar Grand Prix, having the race feature all four classes.
- The round at Mazda Raceway Laguna Seca will return to a split race format because of field size.
- GTLM will join PC and GTD at Lime Rock Park.
Entries
Prototype
| Team | Chassis | Engine | Drivers | Rounds | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() Prototype ChallengeAll entries use an Oreca FLM09 chassis powered by a Chevrolet LS3 6.2 L V8.
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