Final round-by-round results from the 21st annual O'Reilly NHRA Spring Nationals presented by Pennzoil at Houston Raceway Park, the fourth of 24 events in the NHRA POWERade Drag Racing Series:

Final round-by-round results from the 21st annual O'Reilly NHRA Spring Nationals presented by Pennzoil at Houston Raceway Park, the fourth of 24 events in the NHRA POWERade Drag Racing Series:


TOP FUEL:

ROUND ONE -- Doug Kalitta, 4.607, 317.19 def. Hillary Will, 4.619, 310.84; Tony Schumacher, 4.526, 321.19 def. Brandon Bernstein, 11.160, 74.80; Bruce Litton, 4.603, 298.87 def. David Grubnic, 5.051, 227.34; Antron Brown, 4.591, 322.27 def. Doug Foley, 4.606, 320.13; Larry Dixon, 4.595, 311.92 def. Morgan Lucas, 4.671, 313.37; Urs Erbacher, 5.046, 211.99 def. Alan Bradshaw, foul; Cory McClenathan, 4.614, 281.83 def. Rod Fuller, 11.374, 75.39; Doug Herbert, 4.587, 316.52 def. Bob Vandergriff, 5.671, 220.12;

QUARTERFINALS -- Kalitta, 4.635, 311.13 def. Erbacher, 4.785, 309.70; Dixon, 4.955, 227.11 def. Litton, 6.269, 138.74; Brown, 4.541, 326.56 def. McClenathan, 4.566, 305.22; Herbert, 4.572, 315.49 def. Schumacher, 4.585, 316.97;

SEMIFINALS -- Dixon, 4.599, 319.14 def. Herbert, 10.040, 90.07; Brown, 4.570, 321.88 def. Kalitta, 4.689, 311.56;

FINAL -- Brown, 4.605, 320.28 def. Dixon, 4.621, 309.06.


FUNNY CAR:

ROUND ONE -- Del Worsham, Chevy Impala, 4.922, 313.22 def. Jerry Toliver, Dodge Charger, 12.697, 77.25; Tim Wilkerson, Impala, 4.870, 319.37 def. Ron Capps, Charger, 4.953, 309.27; Tony Bartone, Chevy Monte Carlo, 6.327, 261.88 def. Bob Tasca III, Ford Mustang, 7.767, 191.87; Cruz Pedregon, Impala, 4.937, 304.74 def. Gary Scelzi, Charger, 13.823, 72.29; Tony Pedregon, Impala, 4.904, 304.80 def. Mike Neff, Mustang, 4.896, 319.45; Ashley Force, Mustang, 4.921, 316.30 def. Bob Gilbertson, Monte Carlo, 4.977, 311.27; Tommy Johnson Jr., Charger, 6.088, 217.63 def. Gary Densham, Impala, 13.512, 83.49; John Force, Mustang, 4.924, 313.95 def. Jack Beckman, Charger, 6.188, 147.28;

QUARTERFINALS -- Bartone, 5.071, 287.05 def. Johnson Jr., 6.104, 170.26; J. Force, 5.077, 244.83 def. C. Pedregon, 6.732, 138.98; Worsham, 4.917, 311.85 def. Wilkerson, 5.113, 275.00; A. Force, 4.932, 307.86 def. T. Pedregon, 5.097, 270.54;

SEMIFINALS -- A. Force, 5.008, 300.33 def. Bartone, 12.483, 86.06; Worsham, 4.917, 313.37 def. J. Force, 5.005, 303.57;

FINAL -- Worsham, 4.933, 316.60 def. A. Force, 4.971, 302.62.


PRO STOCK:

ROUND ONE -- Warren Johnson, Pontiac GXP, 6.659, 209.10 def. Mike Edwards, Pontiac GTO, 6.706, 205.60; Jeg Coughlin, Chevy Cobalt, 6.658, 206.64 def. Rickie Jones, Dodge Stratus, 27.039, 24.58; Greg Anderson, GXP, 6.666, 207.08 def. Greg Stanfield, GXP, 6.686, 206.42; Kurt Johnson, Cobalt, 6.643, 208.36 def. John Nobile, Stratus, 6.686, 206.32; V. Gaines, Stratus, 6.696, 206.13 def. Kenny Koretsky, GXP, foul; Matt Hartford, Stratus, 6.739, 205.32 def. Ron Krisher, Cobalt, 6.671, 206.99; Allen Johnson, Stratus, 6.686, 206.70 def. Justin Humphreys, GXP, 6.704, 205.98; Jim Yates, GXP, 6.692, 205.63 def. Jason Line, GXP, 6.681, 206.67;

QUARTERFINALS -- Gaines, 6.709, 206.64 def. Yates, 6.695, 205.69; Anderson, 6.668, 207.46 def. Hartford, 6.723, 206.01; A. Johnson, 18.755, 41.41 def. Coughlin, foul; K. Johnson, 6.655, 208.30 def. W. Johnson, 6.710, 208.42;

SEMIFINALS -- Anderson, 6.683, 207.11 def. A. Johnson, 15.333, 53.54; K. Johnson, 6.695, 207.34 def. Gaines, foul;

FINAL -- Anderson, 6.692, 207.37 def. K. Johnson, 13.425, 64.01.

PRO STOCK MOTORCYCLE:

ROUND ONE -- Angelle Sampey, Buell, 7.282, 178.73 def. Shawn Gann, Suzuki, foul; Hector Arana, Buell, 14.646, 50.78 def. Chris Rivas, Buell, foul; Matt Guidera, Buell, 7.131, 184.17 def. Craig Treble, Suzuki, 7.275, 178.92; Andrew Hines, Harley-Davidson, 7.107, 184.72 def. Edward Murphy, Suzuki, 7.229, 179.64; Steve Johnson, Suzuki, 7.370, 178.66 def. Karen Stoffer, Suzuki, foul; Chip Ellis, Suzuki, 6.995, 187.86 def. Angie McBride, Buell, 8.188, 114.57; Eddie Krawiec, Harley-Davidson, 7.065, 183.62 def. Michael Phillips, Suzuki, 7.144, 187.70; Matt Smith, Buell, 7.018, 186.74 def. Junior Pippin, Buell, 7.275, 177.07;

QUARTERFINALS -- Hines, 7.171, 183.05 def. Johnson, 7.392, 177.21; Guidera, 7.161, 182.62 def. Krawiec, foul; Smith, 7.059, 185.66 def. Sampey, 7.286, 180.79; Ellis, 7.095, 184.19 def. Arana, foul;

SEMIFINALS -- Guidera, 7.067, 189.47 def. Ellis, 7.084, 185.49; Smith, 6.991, 188.78 def. Hines, 7.076, 186.38;

FINAL -- Smith, 7.060, 187.76 def. Guidera, 7.140, 185.03.