| | 1983 | Enduro Grand Nationals |
| | Laguna Seca Raceway | Monterey, CA |
| Finish | Driver | Hometown | Kart | Engine |
| | 100cc McCulloch |
| 1 | | Lee Kane |
| 2 | | Chet Vetter |
| 3 | | Don Klein |
| 4 | | Joseph Kelley |
| 5 | | Keith Wedel |
| | 100cc Open Light |
| 1 | | Sheldon Orr | British Columbia, Canada |
| 2 | | Jack West | Portland, OR |
| 3 | | Robert Raben |
| 4 | | Kurt Burris | Fountain Valley, CA |
| 5 | | Jeff Thompson |
| 6 | | Curt Folley | Portland, OR |
| 7 | | David Herring |
| 8 | | Shea Kennedy |
| 9 | | Scott Pruett | Roseville, CA |
| | 100cc Piston Valve Expert |
| 1 | | Tom Nields | Granada Hills, CA |
| 2 | | Steve Derkson |
| 3 | | John Tunnicliffe |
| 4 | | Tom Pinkowsky | Vancouver, WA |
| 5 | | David Lehman |
| 6 | | Lee Hatch | California |
| 7 | | Jeff Thompson |
| 8 | | Robert Van Fleet |
| 9 | | Mike Weninger | Vallejo, CA |
| 10 | | Kreg Martin | California |
| | 100cc Stock |
| 1 | | Kathey Hartman | Montrose, CA |
| 2 | | Lee Hatch | California |
| 3 | | George Ito | Ventura, CA |
| 4 | | Pete Mueller | California |
| 5 | | Mike Weninger | Vallejo, CA |
| 6 | | Peter Holst |
| 7 | | Kelley Motley |
| 8 | | Dennis Harteluis |
| 9 | | Tom Kemp |
| 10 | | Mike Peters |
| | 100cc Stock Appearing Heavy |
| 1 | | Kathey Hartman | Montrose, CA |
| 2 | | Scott Pruett | Roseville, CA |
| 3 | | Keith Drake |
| 4 | | Danny Dodson |
| 5 | | Jerry Wilkins |
| 6 | | Dennis Harteluis |
| 7 | | Rick Haberstitch |
| 8 | | Don Holmboe | Oregon |
| 9 | | Mike Smith |
| 10 | | Adam Schaechter |
| | 100cc Stock Appearing Light |
| 1 | | Terry Hegar | Milwaukie, OR |
| 2 | | Kathey Hartman | Montrose, CA |
| 3 | | Mike Smirh |
| 4 | | Keith Drake |
| 5 | | Dennis Harteluis |
| 6 | | Curt Folley | Portland, OR |
| 7 | | John Baird |
| 8 | | A.C. Nutter |
| 9 | | Jim Modoff |
| 10 | | Mike Ray |
| | 125cc McCulloch |
| 1 | | Keith Wedel |
| 2 | | Chet Vetter |
| 3 | | Joseph Kelley |
| 4 | | Don Klein |
| | 150cc Open |
| 1 | | Don McDonald | Sacramento, CA |
| 2 | | Bob Garver |
| 3 | | Terry Ives | Citrus Heights, CA |
| 4 | | George Ito | Ventura, CA |
| 5 | | Don Williams |
| 6 | | Richard Gonzales |
| 7 | | Bob Nuravez |
| 8 | | Paul Bemis |
| 9 | | Daniel Donach |
| 10 | | Bill Lazelere |
| | 200cc Stock |
| 1 | | Vince Puleo | Sacramento, CA |
| 2 | | Scott Pruett | Roseville, CA |
| 3 | | Joe Girosky | Oregon |
| 4 | | Willy LaGrone |
| 5 | | Dean Hemminger |
| 6 | | Kurt Burris | Fountain Valley, CA |
| 7 | | Phil Pfau |
| 8 | | Robert Cancilla |
| 9 | | George Ito | Ventura, CA |
| 10 | | Jeff Thompson |
| | 200cc Super Stock |
| 1 | | Scott Pruett | Roseville, CA |
| 2 | | Steve O'Hara |
| 3 | | Willy Lagrone |
| 4 | | Charlie Holguin |
| 5 | | Mike Speed |
| 6 | | Don Holmboe | Oregon |
| 7 | | Craig Ferguson |
| 8 | | Tom Kistler | Anaheim, CA |
| 9 | | Terry Ives | Citrus Heights, CA |
| 10 | | Kirk Feyerabend |
| | 300cc Open |
| 1 | | Terry Ives | Citrus Heights, CA |
| 2 | | Bob Hyman | Oregon |
| 3 | | Blair Baertsch |
| 4 | | Daniel Meray |
| 5 | | Andy Jannings |
| 6 | | Michael Karbashet |
| 7 | | Ron Foster |
| 8 | | Rex Hayes, Jr. | Tacoma, WA |
| 9 | | Bruce Lind |
| 10 | | Dale Thompson |
| | Junior Super Stock |
| 1 | | Mike Berg | Downey, CA |
| 2 | | Mike Reed | Bakersfield, CA |
| 3 | | Dave Hall |
| 4 | | Mitch Thieman |
| 5 | | Tony Giroski |
| 6 | | Mark Smith |
| 7 | | Darren Law |
| 1 | | Jack West | Portland, OR |
| 2 | | Robert Raben |
| 3 | | Sheldon Orr | British Columbia, Canada |
| 4 | | Bob Lawley |
| 5 | | John Roach |
| | Piston Valve Expert |
| 1 | | Tom Nields | Granada Hills, CA |
| 2 | | David Lehman |
| 3 | | Steve O'Hara |
| 4 | | John Tunnicliffe |
| 5 | | Tom Pinkowsky | Vancouver, WA |
| 6 | | Greg Lindahl |
| 7 | | Lee Hatch | California |
| 8 | | Kurt Burris | Fountain Valley, CA |
| 9 | | George Ito | Ventura, CA |
| 10 | | Adam Schaechter |
| | Stock Junior |
| 1 | | Mike Berg | Downey, CA |
| 2 | | James Nutter |
| 3 | | Mitch Thieman |
| 4 | | Dave Hall |
| 5 | | Clark Keefer |
| 6 | | Mark Smith |
| | Yamaha Amateur Heavy |
| 1 | | John Tunnicliffe |
| 2 | | Steve Derksen | California |
| 3 | | Adam Schaechter |
| 4 | | Brian Araki |
| 5 | | David Lehman |
| 6 | | Robert Van Fleet |
| 7 | | Al Slocum | La Mesa, CA |
| 8 | | Kevin Kelly |
| 9 | | Kelley Motley |
| 10 | | Lee Hatch | California |