Race No. 4
Bosch Spark Plug Grand Prix Presented by Toyota
Nazareth Speedway — Nazareth, PA
April 30 - May 2, 1999
Friday Morning Practice Report
| pos | car | driver | chassis engine tire | laptime | gap to leader | gap to next | mph | km/h | 110% rule |
| 1 | 9 | Helio Castro-Neves | L/M/F | 19.811 | 0.000 | 0.000 | 171.904 | 276.594 | n/a |
| 2 | 18X | Mark Blundell | R/M/F | 20.134 | -0.323 | -0.323 | 169.147 | 272.157 | n/a |
| 3 | 4 | Juan Montoya (R) | R/H/F | 20.177 | -0.366 | -0.043 | 168.786 | 271.577 | 101.03% |
| 4 | 26X | Paul Tracy | R/H/F | 20.204 | -0.393 | -0.027 | 168.561 | 271.214 | 101.17% |
| 5 | 11 | Christian Fittipaldi | S/F/F | 20.225 | -0.414 | -0.021 | 168.386 | 270.933 | 101.27% |
| 6 | 40 | Adrian Fernandez | R/F/F | 20.225 | -0.414 | 0.000 | 168.386 | 270.933 | 101.27% |
| 7 | 33 | Patrick Carpentier | R/M/F | 20.228 | -0.417 | -0.003 | 168.361 | 270.892 | 101.29% |
| 8 | 17 | Mauricio Gugelmin | R/M/F | 20.294 | -0.483 | -0.066 | 167.813 | 270.011 | 101.62% |
| 9 | 6 | Michael Andretti | S/F/F | 20.316 | -0.505 | -0.022 | 167.631 | 269.719 | 101.73% |
| 10 | 7 | Max Papis | R/F/F | 20.333 | -0.522 | -0.017 | 167.491 | 269.493 | 101.81% |
| 11 | 5 | Gil de Ferran | R/H/G | 20.343 | -0.532 | -0.010 | 167.409 | 269.361 | 101.86% |
| 12 | 25 | Christiano da Matta (R) | R/T/F | 20.347 | -0.536 | -0.004 | 167.376 | 269.308 | 101.88% |
| 13 | 27 | Dario Franchitti | R/H/F | 20.387 | -0.576 | -0.040 | 167.048 | 268.780 | 102.08% |
| 14 | 99 | Greg Moore | R/M/F | 20.509 | -0.698 | -0.122 | 166.054 | 267.181 | 102.69% |
| 15 | 44 | Tony Kanaan | R/H/F | 20.565 | -0.754 | -0.056 | 165.602 | 266.453 | 102.97% |
| 16 | 36 | Alex Barron | E/T/G | 20.585 | -0.774 | -0.020 | 165.441 | 266.194 | 103.07% |
| 17 | 10 | Richie Hearn | S/T/F | 20.590 | -0.779 | -0.005 | 165.401 | 266.130 | 103.10% |
| 18 | 24 | Scott Pruett | R/T/F | 20.663 | -0.852 | -0.073 | 164.816 | 265.189 | 103.46% |
| 19 | 20 | PJ Jones | S/F/F | 20.702 | -0.891 | -0.039 | 164.506 | 264.690 | 103.66% |
| 20 | 8X | Bryan Herta | R/F/F | 20.726 | -0.915 | -0.024 | 164.315 | 264.383 | 103.78% |
| 21 | 12 | Jimmy Vasser | R/H/F | 20.732 | -0.921 | -0.006 | 164.268 | 264.307 | 103.81% |
| 22 | 10X | Richie Hearn | S/T/F | 20.819 | -1.008 | -0.087 | 163.581 | 263.202 | 104.25% |
| 23 | 22 | Robby Gordon | R/T/F | 20.850 | -1.039 | -0.031 | 163.338 | 262.811 | 104.40% |
| 24 | 19 | Michel Jourdain Jr. | L/F/F | 20.894 | -1.083 | -0.044 | 162.994 | 262.258 | 104.62% |
| 25 | 8 | Bryan Herta | R/F/F | 20.929 | -1.118 | -0.035 | 162.722 | 261.819 | 104.80% |
| 26 | 12X | Jimmy Vasser | R/H/F | 20.932 | -1.121 | -0.003 | 162.698 | 261.782 | 104.81% |
| 27 | 2 | Al Unser Jr. | P/M/G | 21.193 | -1.382 | -0.261 | 160.695 | 258.558 | 106.12% |
| 28 | 34 | Dennis Vitolo | R/F/F | 21.723 | -1.912 | -0.530 | 156.774 | 252.249 | 108.77% |
| 29 | 2X | Al Unser Jr. | P/M/G | 22.485 | -2.674 | -0.762 | 151.461 | 243.701 | 112.59% |
| 30 | 20X | PJ Jones | S/F/F | 23.313 | -3.502 | -0.828 | 146.082 | 235.045 | 116.73% |
| 31 | 16 | Shigeaki Hattori (R) | R/M/G | 23.614 | -3.803 | -0.301 | 144.220 | 232.049 | 118.24% |