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 ListTeamCarDriver 1Driver 2DP01Chip Ganassi Racing with Felix SabatesRiley-BMW Scott Pruett Memo Rojas2Starworks MotorsportRiley-Ford Ryan Dalziel Alex Popow38Star MotorsportsCorvette DP Enzo Potolicchio Stéphane Sarrazin5Action Express RacingCorvette DP Christian Fittipaldi João Barbosa6Michael Shank RacingRiley-Ford Gustavo Yacamán Antônio Pizzonia8Starworks MotorsportRiley-Ford Scott Mayer Brendon Hartley9Action Express RacingCorvette DP Brian Frisselle Burt Frisselle10Wayne Taylor RacingCorvette DP Max Angelelli Jordan Taylor42Team SahlenRiley-BMW Dane Cameron Wayne Nonnamaker43Team SahlenRiley-BMW Joe Nonnamaker Will Nonnamaker60Michael Shank RacingRiley-Ford Michael Valiante John Pew90Spirit of Daytona RacingCorvette DP Ricky Taylor Richard Westbrook99GAINSCO/Bob Stallings RacingCorvette DP Jon Fogarty Alex GurneyGT18Mühlner Motorsports AmericaPorsche 911 GT3 Cup Josh Hurley Aaron Povoledo31Marsh RacingChevrolet Corvette Eric Curran Boris Said44Magnus RacingPorsche 911 GT3 Cup John Potter Andy Lally57Stevenson MotorsportsChevrolet Camaro GT.R John Edwards Robin Liddell59Brumos RacingPorsche 911 GT3 Cup Andrew Davis Leh Keen61R.Ferri/AIM Motorsport Racing with FerrariFerrari 458 Italia Grand-Am Max Papis Jeff Segal63Scuderia Corsa MichelottoFerrari 458 Italia Grand-Am Alessandro Balzan Jeff Westphal69AIM Autosport Team FXDD with FerrariFerrari 458 Italia Grand-Am Emil Assentato Anthony Lazzaro71Park Place MotorsportsPorsche 911 GT3 Cup Jason Hart John McCutchen73Park Place MotorsportsPorsche 911 GT3 Cup Patrick Lindsey Patrick Long93Turner MotorsportsBMW M3 Michael Marsal Gunter Schaldach94Turner MotorsportsBMW M3 Paul Dalla Lana Billy JohnsonGX00Visit Florida Racing/SpeedsourceMazda6 GX Joel Miller Andrew Carbonell38BGB MotorsportsPorsche Cayman GX.R Jim Norman David Donahue70Mazdaspeed/SpeedsourceMazda6 GX Tom Long Sylvain TremblaySource:

Qualifying

Qualifying Results Pole positions in each class are denoted in bold. PosClassNo.TeamCarQualifyingGrid1DP01Chip Ganassi Racing with Felix SabatesRiley / BMW1:17.17012DP42Team SahlenRiley / BMW1:17.29223DP5Action Express RacingCorvette DP1:17.30034DP2Starworks MotorsportRiley / Ford1:17.48445DP99GAINSCO/Bob Stallings RacingCorvette DP1:17.51556DP10Wayne Taylor RacingCorvette DP1:17.52767DP90Spirit of Daytona RacingCorvette DP1:17.59178DP60Michael Shank RacingRiley / Ford1:17.65989DP6Michael Shank RacingRiley / Ford1:17.694910DP8Starworks MotorsportRiley / Ford1:17.6971011DP38 Star MotorsportsCorvette DP1:17.8891112DP9Action Express RacingCorvette DP1:18.3121213DP43Team SahlenRiley / BMW1:22.6191314GT59Brumos RacingPorsche 911 GT3 Cup1:23.6421415GT44Magnus RacingPorsche 911 GT3 Cup1:23.7271516GT73Park Place MotorsportsPorsche 911 GT3 Cup1:23.7331617GT94Turner MotorsportBMW M31:23.7961718GT69AIM Autosport Team FXDD with FerrariFerrari 458 Italia Grand-Am1:24.1491819GT61R. Ferri/AIM Motorsport Racing with FerrariFerrari 458 Italia Grand-Am1:24.1981920GT31Marsh RacingChevrolet Corvette1:24.2342021GT57Stevenson MotorsportsChevrolet Camaro GT.R1:24.3892122GT63Scuderia Corsa MichelottoFerrari 458 Italia Grand-Am1:24.4042223GT93Turner MotorsportBMW M31:25.0092324GT71Park Place MotorsportsPorsche 911 GT3 Cup1:25.8182425GT18Mühlner Motorsports AmericaPorsche 911 GT3 Cup1:27.1052526GX70Mazdaspeed/SpeedsourceMazda6 GX1:29.9282627GX38BGB MotorsportsPorsche Cayman GX.R1:31.2682728GX00Visit Florida Racing/SpeedsourceMazda6 GXNo time28Source:

Race

Race results Winners in each class are denoted in bold. Pos.ClassNo.TeamDriversChassisLapsEngine1DP01 Chip Ganassi Racing with Felix Sabates Scott Pruett Memo RojasRiley Mk. XXVI120BMW 5.0L V82DP2 Starworks Motorsport Ryan Dalziel Alex PopowRiley Mk. XXVI120Ford 5.0L V83DP99 GAINSCO/Bob Stallings Racing Jon Fogarty Alex GurneyCorvette DP (Riley XXVI)120Chevrolet 5.0L V84DP6 Michael Shank Racing Antonio Pizzonia Gustavo YacamánRiley Mk. XXVI120Ford 5.0L V85DP90 Spirit of Daytona Racing Ricky Taylor Richard WestbrookCorvette DP (Coyote)120Chevrolet 5.0L V86DP10 Wayne Taylor Racing Max Angelelli Jordan TaylorCorvette DP (Dallara)120Chevrolet 5.0L V87DP60 Michael Shank Racing Michael Valiante John PewRiley Mk. XXVI120Ford 5.0L V88DP9 Action Express Racing Brian Frisselle Burt FrisselleCorvette DP (Coyote)120Chevrolet 5.0L V89DP3 8 Star Motorsports Enzo Potolicchio Stéphane SarrazinCorvette DP (Coyote)119Chevrolet 5.0L V810DP8 Starworks Motorsport Brendon Hartley Scott MayerRiley Mk. XXVI119Ford 5.0L V811DP43 Team Sahlen Joe Nonnamaker Will NonnamakerRiley Mk. XXVI114BMW 5.0L V812GT57 Stevenson Motorsports John Edwards Robin LiddellChevrolet Camaro GT.R112Chevrolet 6.2L V813GT73 Park Place Motorsports Patrick Lindsey Patrick LongPorsche 911 GT3 Cup112Porsche 4.0L F614GT63 Scuderia Corsa Michelotto Alessandro Balzan Jeff WestphalFerrari 458 Italia Grand-Am112Ferrari 4.5L V815GT59 Brumos Racing Andrew Davis Leh KeenPorsche 911 GT3 Cup112Porsche 4.0L F616GT44 Magnus Racing Andy Lally John PotterPorsche 911 GT3 Cup112Porsche 4.0L F617GT61 R. Ferri/AIM Motorsport Racing with Ferrari Max Papis Jeff SegalFerrari 458 Italia Grand-Am112Ferrari 4.5L V818GT94 Turner Motorsport Billy Johnson Paul Dalla LanaBMW M3111BMW 5.0L V819GT69 AIM Autosport Team FXDD with Ferrari Emil Assentato Anthony LazzaroFerrari 458 Italia Grand-Am110Ferrari 4.5L V820GT18 Mühlner Motorsports America Josh Hurley Aaron PovoledoPorsche 911 GT3 Cup109Porsche 4.0L F621GT71 Park Place Motorsports Jason Hart John McCutchenPorsche 911 GT3 Cup108Porsche 4.0L F622GX00 Visit Florida Racing/Speedsource Joel Miller Andrew CarbonellMazda6 GX103Mazda 2.2L I4 Diesel23GX38 BGB Motorsports Jim Norman David DonahuePorsche Cayman GX.R103Porsche 3.8L F624DP5 Action Express Racing Christian Fittipaldi João BarbosaCorvette DP (Coyote)100Chevrolet 5.0L V825GX70 Mazdaspeed/Speedsource Tom Long Sylvain TremblayMazda6 GX99Mazda 2.2L I4 Diesel26 DNFDP42 Team Sahlen Dane Cameron Wayne NonnamakerRiley Mk. XXVI64BMW 5.0L V827 DNFGT31 Marsh Racing Eric Curran Boris SaidChevrolet Corvette18Chevrolet 6.2L V828 DNFGT93 Turner Motorsport Michael Marsal Gunter SchaldachBMW M313BMW 5.0L V8Source: References