# 2013 Visual Studio Ultimate Grand Prix of Atlanta

The 2013 Visual Studio Ultimate Grand Prix of Atlanta was the fourth race of 2013 Rolex Sports Car Series season. It took place at Road Atlanta on April 20, 2013.

## Entry list

Entry List :
| No. | Team | Car | Driver 1 | Driver 2 |
| DP |||||
| 01 | Chip Ganassi Racing with Felix Sabates | Riley-BMW | Scott Pruett | Memo Rojas |
| 2 | Starworks Motorsport | Riley-Ford | Ryan Dalziel | Alex Popow |
| 3 | 8Star Motorsports | Corvette DP | Enzo Potolicchio | Stéphane Sarrazin |
| 5 | Action Express Racing | Corvette DP | Christian Fittipaldi | João Barbosa |
| 6 | Michael Shank Racing | Riley-Ford | Gustavo Yacamán | Antônio Pizzonia |
| 8 | Starworks Motorsport | Riley-Ford | Scott Mayer | Brendon Hartley |
| 9 | Action Express Racing | Corvette DP | Brian Frisselle | Burt Frisselle |
| 10 | Wayne Taylor Racing | Corvette DP | Max Angelelli | Jordan Taylor |
| 42 | Team Sahlen | Riley-BMW | Dane Cameron | Wayne Nonnamaker |
| 43 | Team Sahlen | Riley-BMW | Joe Nonnamaker | Will Nonnamaker |
| 60 | Michael Shank Racing | Riley-Ford | Michael Valiante | John Pew |
| 90 | Spirit of Daytona Racing | Corvette DP | Ricky Taylor | Richard Westbrook |
| 99 | GAINSCO/Bob Stallings Racing | Corvette DP | Jon Fogarty | Alex Gurney |
| GT |||||
| 18 | Mühlner Motorsports America | Porsche 911 GT3 Cup | Josh Hurley | Aaron Povoledo |
| 31 | Marsh Racing | Chevrolet Corvette | Eric Curran | Boris Said |
| 44 | Magnus Racing | Porsche 911 GT3 Cup | John Potter | Andy Lally |
| 57 | Stevenson Motorsports | Chevrolet Camaro GT.R | John Edwards | Robin Liddell |
| 59 | Brumos Racing | Porsche 911 GT3 Cup | Andrew Davis | Leh Keen |
| 61 | R.Ferri/AIM Motorsport Racing with Ferrari | Ferrari 458 Italia Grand-Am | Max Papis | Jeff Segal |
| 63 | Scuderia Corsa Michelotto | Ferrari 458 Italia Grand-Am | Alessandro Balzan | Jeff Westphal |
| 69 | AIM Autosport Team FXDD with Ferrari | Ferrari 458 Italia Grand-Am | Emil Assentato | Anthony Lazzaro |
| 71 | Park Place Motorsports | Porsche 911 GT3 Cup | Jason Hart | John McCutchen |
| 73 | Park Place Motorsports | Porsche 911 GT3 Cup | Patrick Lindsey | Patrick Long |
| 93 | Turner Motorsports | BMW M3 | Michael Marsal | Gunter Schaldach |
| 94 | Turner Motorsports | BMW M3 | Paul Dalla Lana | Billy Johnson |
| GX |||||
| 00 | Visit Florida Racing/Speedsource | Mazda6 GX | Joel Miller | Andrew Carbonell |
| 38 | BGB Motorsports | Porsche Cayman GX.R | Jim Norman | David Donahue |
| 70 | Mazdaspeed/Speedsource | Mazda6 GX | Tom Long | Sylvain Tremblay |
| Source: |||||

## Qualifying
### Qualifying Results

Pole positions in each class are denoted in bold.
| Pos | Class | No. | Team | Car | Qualifying | Grid |
| 1 | DP | 01 | Chip Ganassi Racing with Felix Sabates | Riley / BMW | 1:17.170 | 1 |
| 2 | DP | 42 | Team Sahlen | Riley / BMW | 1:17.292 | 2 |
| 3 | DP | 5 | Action Express Racing | Corvette DP | 1:17.300 | 3 |
| 4 | DP | 2 | Starworks Motorsport | Riley / Ford | 1:17.484 | 4 |
| 5 | DP | 99 | GAINSCO/Bob Stallings Racing | Corvette DP | 1:17.515 | 5 |
| 6 | DP | 10 | Wayne Taylor Racing | Corvette DP | 1:17.527 | 6 |
| 7 | DP | 90 | Spirit of Daytona Racing | Corvette DP | 1:17.591 | 7 |
| 8 | DP | 60 | Michael Shank Racing | Riley / Ford | 1:17.659 | 8 |
| 9 | DP | 6 | Michael Shank Racing | Riley / Ford | 1:17.694 | 9 |
| 10 | DP | 8 | Starworks Motorsport | Riley / Ford | 1:17.697 | 10 |
| 11 | DP | 3 | 8 Star Motorsports | Corvette DP | 1:17.889 | 11 |
| 12 | DP | 9 | Action Express Racing | Corvette DP | 1:18.312 | 12 |
| 13 | DP | 43 | Team Sahlen | Riley / BMW | 1:22.619 | 13 |
| 14 | GT | 59 | Brumos Racing | Porsche 911 GT3 Cup | 1:23.642 | 14 |
| 15 | GT | 44 | Magnus Racing | Porsche 911 GT3 Cup | 1:23.727 | 15 |
| 16 | GT | 73 | Park Place Motorsports | Porsche 911 GT3 Cup | 1:23.733 | 16 |
| 17 | GT | 94 | Turner Motorsport | BMW M3 | 1:23.796 | 17 |
| 18 | GT | 69 | AIM Autosport Team FXDD with Ferrari | Ferrari 458 Italia Grand-Am | 1:24.149 | 18 |
| 19 | GT | 61 | R. Ferri/AIM Motorsport Racing with Ferrari | Ferrari 458 Italia Grand-Am | 1:24.198 | 19 |
| 20 | GT | 31 | Marsh Racing | Chevrolet Corvette | 1:24.234 | 20 |
| 21 | GT | 57 | Stevenson Motorsports | Chevrolet Camaro GT.R | 1:24.389 | 21 |
| 22 | GT | 63 | Scuderia Corsa Michelotto | Ferrari 458 Italia Grand-Am | 1:24.404 | 22 |
| 23 | GT | 93 | Turner Motorsport | BMW M3 | 1:25.009 | 23 |
| 24 | GT | 71 | Park Place Motorsports | Porsche 911 GT3 Cup | 1:25.818 | 24 |
| 25 | GT | 18 | Mühlner Motorsports America | Porsche 911 GT3 Cup | 1:27.105 | 25 |
| 26 | GX | 70 | Mazdaspeed/Speedsource | Mazda6 GX | 1:29.928 | 26 |
| 27 | GX | 38 | BGB Motorsports | Porsche Cayman GX.R | 1:31.268 | 27 |
| 28 | GX | 00 | Visit Florida Racing/Speedsource | Mazda6 GX | No time | 28 |
| Source: |||||||

## Race
### Race Results

Winners in each class are denoted in bold.
| Pos. | Class | No. | Team | Drivers | Chassis | Laps |
| Pos. | Class | No. | Team | Drivers | Engine | Laps |
| 1 | DP | 01 | Chip Ganassi Racing with Felix Sabates | Scott Pruett Memo Rojas | Riley Mk. XXVI | 120 |
| 1 | DP | 01 | Chip Ganassi Racing with Felix Sabates | Scott Pruett Memo Rojas | BMW 5.0L V8 | 120 |
| 2 | DP | 2 | Starworks Motorsport | Ryan Dalziel Alex Popow | Riley Mk. XXVI | 120 |
| 2 | DP | 2 | Starworks Motorsport | Ryan Dalziel Alex Popow | Ford 5.0L V8 | 120 |
| 3 | DP | 99 | GAINSCO/Bob Stallings Racing | Jon Fogarty Alex Gurney | Corvette DP (Riley XXVI) | 120 |
| 3 | DP | 99 | GAINSCO/Bob Stallings Racing | Jon Fogarty Alex Gurney | Chevrolet 5.0L V8 | 120 |
| 4 | DP | 6 | Michael Shank Racing | Antonio Pizzonia Gustavo Yacamán | Riley Mk. XXVI | 120 |
| 4 | DP | 6 | Michael Shank Racing | Antonio Pizzonia Gustavo Yacamán | Ford 5.0L V8 | 120 |
| 5 | DP | 90 | Spirit of Daytona Racing | Ricky Taylor Richard Westbrook | Corvette DP (Coyote) | 120 |
| 5 | DP | 90 | Spirit of Daytona Racing | Ricky Taylor Richard Westbrook | Chevrolet 5.0L V8 | 120 |
| 6 | DP | 10 | Wayne Taylor Racing | Max Angelelli Jordan Taylor | Corvette DP (Dallara) | 120 |
| 6 | DP | 10 | Wayne Taylor Racing | Max Angelelli Jordan Taylor | Chevrolet 5.0L V8 | 120 |
| 7 | DP | 60 | Michael Shank Racing | Michael Valiante John Pew | Riley Mk. XXVI | 120 |
| 7 | DP | 60 | Michael Shank Racing | Michael Valiante John Pew | Ford 5.0L V8 | 120 |
| 8 | DP | 9 | Action Express Racing | Brian Frisselle Burt Frisselle | Corvette DP (Coyote) | 120 |
| 8 | DP | 9 | Action Express Racing | Brian Frisselle Burt Frisselle | Chevrolet 5.0L V8 | 120 |
| 9 | DP | 3 | 8 Star Motorsports | Enzo Potolicchio Stéphane Sarrazin | Corvette DP (Coyote) | 119 |
| 9 | DP | 3 | 8 Star Motorsports | Enzo Potolicchio Stéphane Sarrazin | Chevrolet 5.0L V8 | 119 |
| 10 | DP | 8 | Starworks Motorsport | Brendon Hartley Scott Mayer | Riley Mk. XXVI | 119 |
| 10 | DP | 8 | Starworks Motorsport | Brendon Hartley Scott Mayer | Ford 5.0L V8 | 119 |
| 11 | DP | 43 | Team Sahlen | Joe Nonnamaker Will Nonnamaker | Riley Mk. XXVI | 114 |
| 11 | DP | 43 | Team Sahlen | Joe Nonnamaker Will Nonnamaker | BMW 5.0L V8 | 114 |
| 12 | GT | 57 | Stevenson Motorsports | John Edwards Robin Liddell | Chevrolet Camaro GT.R | 112 |
| 12 | GT | 57 | Stevenson Motorsports | John Edwards Robin Liddell | Chevrolet 6.2L V8 | 112 |
| 13 | GT | 73 | Park Place Motorsports | Patrick Lindsey Patrick Long | Porsche 911 GT3 Cup | 112 |
| 13 | GT | 73 | Park Place Motorsports | Patrick Lindsey Patrick Long | Porsche 4.0L F6 | 112 |
| 14 | GT | 63 | Scuderia Corsa Michelotto | Alessandro Balzan Jeff Westphal | Ferrari 458 Italia Grand-Am | 112 |
| 14 | GT | 63 | Scuderia Corsa Michelotto | Alessandro Balzan Jeff Westphal | Ferrari 4.5L V8 | 112 |
| 15 | GT | 59 | Brumos Racing | Andrew Davis Leh Keen | Porsche 911 GT3 Cup | 112 |
| 15 | GT | 59 | Brumos Racing | Andrew Davis Leh Keen | Porsche 4.0L F6 | 112 |
| 16 | GT | 44 | Magnus Racing | Andy Lally John Potter | Porsche 911 GT3 Cup | 112 |
| 16 | GT | 44 | Magnus Racing | Andy Lally John Potter | Porsche 4.0L F6 | 112 |
| 17 | GT | 61 | R. Ferri/AIM Motorsport Racing with Ferrari | Max Papis Jeff Segal | Ferrari 458 Italia Grand-Am | 112 |
| 17 | GT | 61 | R. Ferri/AIM Motorsport Racing with Ferrari | Max Papis Jeff Segal | Ferrari 4.5L V8 | 112 |
| 18 | GT | 94 | Turner Motorsport | Billy Johnson Paul Dalla Lana | BMW M3 | 111 |
| 18 | GT | 94 | Turner Motorsport | Billy Johnson Paul Dalla Lana | BMW 5.0L V8 | 111 |
| 19 | GT | 69 | AIM Autosport Team FXDD with Ferrari | Emil Assentato Anthony Lazzaro | Ferrari 458 Italia Grand-Am | 110 |
| 19 | GT | 69 | AIM Autosport Team FXDD with Ferrari | Emil Assentato Anthony Lazzaro | Ferrari 4.5L V8 | 110 |
| 20 | GT | 18 | Mühlner Motorsports America | Josh Hurley Aaron Povoledo | Porsche 911 GT3 Cup | 109 |
| 20 | GT | 18 | Mühlner Motorsports America | Josh Hurley Aaron Povoledo | Porsche 4.0L F6 | 109 |
| 21 | GT | 71 | Park Place Motorsports | Jason Hart John McCutchen | Porsche 911 GT3 Cup | 108 |
| 21 | GT | 71 | Park Place Motorsports | Jason Hart John McCutchen | Porsche 4.0L F6 | 108 |
| 22 | GX | 00 | Visit Florida Racing/Speedsource | Joel Miller Andrew Carbonell | Mazda6 GX | 103 |
| 22 | GX | 00 | Visit Florida Racing/Speedsource | Joel Miller Andrew Carbonell | Mazda 2.2L I4 Diesel | 103 |
| 23 | GX | 38 | BGB Motorsports | Jim Norman David Donahue | Porsche Cayman GX.R | 103 |
| 23 | GX | 38 | BGB Motorsports | Jim Norman David Donahue | Porsche 3.8L F6 | 103 |
| 24 | DP | 5 | Action Express Racing | Christian Fittipaldi João Barbosa | Corvette DP (Coyote) | 100 |
| 24 | DP | 5 | Action Express Racing | Christian Fittipaldi João Barbosa | Chevrolet 5.0L V8 | 100 |
| 25 | GX | 70 | Mazdaspeed/Speedsource | Tom Long Sylvain Tremblay | Mazda6 GX | 99 |
| 25 | GX | 70 | Mazdaspeed/Speedsource | Tom Long Sylvain Tremblay | Mazda 2.2L I4 Diesel | 99 |
| 26 DNF | DP | 42 | Team Sahlen | Dane Cameron Wayne Nonnamaker | Riley Mk. XXVI | 64 |
| 26 DNF | DP | 42 | Team Sahlen | Dane Cameron Wayne Nonnamaker | BMW 5.0L V8 | 64 |
| 27 DNF | GT | 31 | Marsh Racing | Eric Curran Boris Said | Chevrolet Corvette | 18 |
| 27 DNF | GT | 31 | Marsh Racing | Eric Curran Boris Said | Chevrolet 6.2L V8 | 18 |
| 28 DNF | GT | 93 | Turner Motorsport | Michael Marsal Gunter Schaldach | BMW M3 | 13 |
| 28 DNF | GT | 93 | Turner Motorsport | Michael Marsal Gunter Schaldach | BMW 5.0L V8 | 13 |
| Source: |||||||