Final 2003 Card Party National Race Results Grattan Raceway Grattan,Michigan Page 21 Group 4 Western Michigan Region, Sports Car Club of America August 9 - 10, 2003 Sanction No. 03-N-61-S Ovr Class Car Group 4 Classes: GT1,GT2,GT3,AS Member Pos Pos No Class Driver City St Region Make Model No. Laps Time 1 T 1 20 GT1 Brian Kubinski Plainfield IL Chi Chevy Corvette 295659 23 1:18.673 2 T 2 44 GT1 Phil Lasco Fenton MI Det Ford Mustang 229837 23 1:19.183 3 T 3 68 GT1 Cliff Ebben Appleton WI Milw Chevy Corvette 244296 23 1:19.076 4 4 57 GT1 ThomasF. Wallace Grand Blanc MI Det Sports Fab Cama 152426 23 1:21.359 5 T 1 79 GT3 Paul Young Jr. Commerce Twp MI Det Ford Probe 110624 22 ** 1:23.746 6 T 2 76 GT3 Mike Cyphert Chagrin Falls OH NeOh Toyota Celica 65827 22 1:24.659 7 T 3 78 GT3 Rob Warkocki Frankfort IL Chi Mazda RX-7 119077 22 1:25.391 8 5 98 GT1 Vincent Ashton Anderson IN Indy Chevy Corvette 286400 21 1:26.319 9 T 1 21 GT2 Barry Schonberger Evansville IN StL Sunbeam Tiger 69587 21 1:25.409 10 T 1 54 AS John Heinricy Holly MI Det Chevy Camaro 106078 21 ** 1:27.476 11 T 2 8 AS Brian Wallace Grand Blanc MI Det Chevy Camaro 286844 21 ** 1:28.150 12 T 3 55 AS Craig Weidner Cadillac MI WMch Ford Mustang Co 145910 21 ** 1:27.964 13 T 4 2 AS Robin Burnett Clinton Twp MI Det Ford Mustang Co 153582 21 1:28.761 14 T 5 89 AS Kristian Smith Brighton MI Det Chevy Camaro 196233 21 ** 1:28.102 15 T 4 51 GT3 John Mills Wayne OH OhV Mazda RX-3 99051 21 1:28.769 16 5 45 GT3 Ken Nelson Novi MI Det Dodge Daytona 131726 21 1:29.637 17 T 6 80 AS David Venhaus West Allis WI Milw Ford Mustang 278795 21 1:29.040 18 7 33 AS Thomas Toth Sugar Grove IL Det Chevy Canaro 74594 21 1:29.225 19 8 17 AS Ed Hosni Northville MI Det Ford Mustang 293133 21 1:29.066 20 6 59 GT3 Rodger Bogusz Evanston IL Chi Mazda RX-3 168911 20 1:31.896 21 9 93 AS Csaba Bujdoso Canfield OH MahV Chevy Camaro 259514 20 1:30.933 22 10 4 AS Marc Gerstenberger Leonard MI Det PontiacFirebird 257406 20 1:31.268 23 11 73 AS Scott Schweitzer Rochester Hills MI Det Ford Mustang 271977 20 1:31.029 24 12 71 AS Brad Bromley Royal Oak MI Det PontiacFirebird 237198 20 1:32.545 25 13 47 AS Jim Pracker Novelty OH NeOh Ford Mustang 311265 20 1:32.518 26 14 12 AS Mark Allen Warren MI Det Chevy Camaro 279684 20 1:30.792 27 T 2 32 GT2 William H. Koch New Albany OH OhV Mazda RX-7 8994 20 1:32.794 28 15 04 AS Rodney Beckwith III Howell MI Det Ford Mustang 221828 19 1:37.034 29 7 83 GT3 Craig Allen Fenton MI Det Mazda RX-7 101590 * 14 1:26.343 DNF 88 AS Ken McVicker Sunbury OH OhV Chevy CamaroZ28 131744 * 10 1:30.640 DNF 11 AS Mark Muddiman Belleville MI Det Ford Mustang 110025 * 8 1:31.057 DNF 38 AS Michael Goodwin Lapeer MI Det Chevy Camaro 226302 * 8 1:30.293 DNF 66 GT2 David Finch Ann Arbor MI Det Porsche 944 46577 * 0 No-Time T Trophy ** Better than the Existing Track Record * Not Running at the Finish O/A Time of Race: 30 minutes 55.864 seconds Length of Race: 46 Miles Margin of Victory: 5.116 seconds 89.230 MPH Average Lap Speed Fastest Race Lap: 1:18.673 by Brian Kubinski in car # 20 AS Margin of Victory: 2.133 seconds Average race speed: 80.109 MPH GT1 Margin of Victory: 5.116 seconds Average race speed: 89.230 MPH GT2 Margin of Victory: 1 LAPS and 50.81 seconds Average race speed: 80.681 MPH GT3 Margin of Victory: 8.107 seconds Average race speed: 83.663 MPH LAP LEADER(S) Chief of Timing & Scoring: Dave Killian # 20 1- 23 Time Posted: 1:55 PM Signed: