May 3, 1930 | Langhorne Speedway, Langhorne, PA | AAA Indy Car | Bill Cummings | |
June 16, 1940 | Langhorne Speedway, Langhorne, PA | AAA Indy Car | Duke Nalon | |
June 22, 1941 | Langhorne Speedway, Langhorne, PA | AAA Indy Car | Duke Nalon | |
May 10, 1942 | Langhorne Speedway, Langhorne, PA | CSRA Sprint Car | Jimmy Wilburn | |
June 30, 1946 | Langhorne Speedway, Langhorne, PA | AAA Indy Car | Rex Mays | |
July 21, 1946 | Langhorne Speedway, Langhorne, PA | AAA Sprint Car | George Robson | |
August 11, 1946 | Langhorne Speedway, Langhorne, PA | AAA Sprint Car | George Robson | |
May 11, 1947 | Langhorne Speedway, Langhorne, PA | AAA Sprint Car (Eastern) | Bill Holland | |
June 22, 1947 | Langhorne Speedway, Langhorne, PA | AAA Indy Car | Bill Holland | |
May 29, 1948 | Langhorne Speedway, Langhorne, PA | AAA Sprint Car (Eastern) | Mark Light | |
June 20, 1948 | National Convention Sweepstakes | Langhorne Speedway, Langhorne, PA | AAA Indy Car | Walt Brown |
August 15, 1948 | Langhorne Speedway, Langhorne, PA | NASCAR Modified | Al Keller | |
September 11, 1949 | Langhorne Speedway, Langhorne, PA | NASCAR Strictly Stock | Curtis Turner | |
October 16, 1949 | Langhorne Speedway, Langhorne, PA | AAA Indy Car | Johnnie Parsons | |
April 16, 1950 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Curtis Turner | |
June 25, 1950 | Langhorne Speedway, Langhorne, PA | AAA Indy Car | Jack McGrath | |
September 17, 1950 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Fonty Flock | |
June 24, 1951 | Langhorne Speedway, Langhorne, PA | AAA Indy Car | Tony Bettenhausen | |
September 16, 1951 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Herb Thomas | |
October 14, 1951 | National Open | Langhorne Speedway, Langhorne, PA | NASCAR Sportsman | Hully Bunn Dick Eagan |
May 4, 1952 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Dick Rathmann | |
June 29, 1952 | Langhorne Speedway, Langhorne, PA | NASCAR Speedway | Tom Cherry | |
September 14, 1952 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Lee Petty | |
October 19, 1952 | 2nd National Open | Langhorne Speedway, Langhorne, PA | NASCAR Sportsman | Jim Delaney |
May 3, 1953 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Buck Baker | |
June 21, 1953 | International 200 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Dick Rathmann |
September 20, 1953 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Dick Rathmann | |
October 11, 1953 | 3rd National Open | Langhorne Speedway, Langhorne, PA | NASCAR Sportsman | Ted Swaim |
October 11, 1953 | Langhorne Speedway, Langhorne, PA | Midget | Steve McGrath | |
October 11, 1953 | Langhorne Speedway, Langhorne, PA | URC Sprint Car | Nick Fornoro | |
May 2, 1954 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Herb Thomas | |
June 20, 1954 | Langhorne Speedway, Langhorne, PA | AAA Indy Car | Jimmy Bryan | |
September 26, 1954 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Herb Thomas | |
October 10, 1954 | 4th National Open | Langhorne Speedway, Langhorne, PA | NASCAR Sportsman | Frankie Schneider |
October 31, 1954 | Langhorne Speedway, Langhorne, PA | AAA Sprint Car (Eastern) | Mike Nazaruk | |
March 21, 1955 | Langhorne Speedway, Langhorne, PA | AAA Sprint Car (Eastern) | Mike Nazaruk | |
April 24, 1955 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Tim Flock | |
May 1, 1955 | Langhorne Speedway, Langhorne, PA | AAA Sprint Car (Eastern) | Charles Musselman | |
June 19, 1955 | Langhorne Speedway, Langhorne, PA | AAA Indy Car | Jimmy Bryan | |
September 11, 1955 | Langhorne Speedway, Langhorne, PA | AAA Sprint Car (Eastern) | Jimmy Bryan | |
September 18, 1955 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Tim Flock | |
October 9, 1955 | 5th National Open | Langhorne Speedway, Langhorne, PA | NASCAR Sportsman | Pete Corey |
October 9, 1955 | Langhorne Speedway, Langhorne, PA | URC Sprint Car | Jack McLaughlin | |
April 22, 1956 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Buck Baker | |
May 20, 1956 | Langhorne Speedway, Langhorne, PA | NASCAR Convertible | Danny Letner | |
June 24, 1956 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | George Amick | |
September 23, 1956 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Paul Goldsmith | |
October 14, 1956 | 6th National Open | Langhorne Speedway, Langhorne, PA | NASCAR Sportsman | Dutch Hoag |
April 14, 1957 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National | Fireball Roberts | |
May 5, 1957 | Langhorne Speedway, Langhorne, PA | NASCAR Convertible | Curtis Turner | |
June 2, 1957 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Johnny Thomson | |
September 1, 1957 | Langhorne Speedway, Langhorne, PA | USAC Sprint Car (Eastern) | Van Johnson | |
September 1, 1957 | Langhorne Speedway, Langhorne, PA | USAC Sprint Car (Eastern) | Ralph Liguori | |
September 15, 1957 | Langhorne Speedway, Langhorne, PA | NASCAR Grand National/Convertible | Gwyn Staley | |
October 13, 1957 | 7th National Open | Langhorne Speedway, Langhorne, PA | NASCAR Sportsman | Glenn Guthrie |
May 18, 1958 | Langhorne Speedway, Langhorne, PA | USAC/ARCA Stock Car | Mike Klapak | |
June 15, 1958 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Eddie Sachs | |
June 29, 1958 | Langhorne Speedway, Langhorne, PA | USAC/ARDC Midget | Bill Homeier | |
October 12, 1958 | 8th National Open | Langhorne Speedway, Langhorne, PA | Modified | Jim Delaney |
April 19, 1959 | Langhorne Speedway, Langhorne, PA | USAC/ARCA Stock Car | Fred Lorenzen | |
June 14, 1959 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Van Johnson | |
September 13, 1959 | Langhorne Speedway, Langhorne, PA | USAC Stock Car | Mike Klapak | |
October 11, 1959 | 9th National Open | Langhorne Speedway, Langhorne, PA | Modified | Jim Delaney |
April 13, 1960 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Don Branson | |
April 24, 1960 | Langhorne Speedway, Langhorne, PA | USAC Sprint Car (Eastern) | A.J. Foyt | |
April 24, 1960 | Langhorne Speedway, Langhorne, PA | USAC Sprint Car (Eastern) | Jim Hurtubise | |
May 15, 1960 | Langhorne Speedway, Langhorne, PA | ARCA Stock Car | Elmer Musgrave | |
June 19, 1960 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Jim Hurtubise | |
October 9, 1960 | 10th National Open | Langhorne Speedway, Langhorne, PA | Modified | Dutch Hoag |
April 30, 1961 | Langhorne Speedway, Langhorne, PA | ARDC Midget | Jiggs Peters | |
June 18, 1961 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | A.J. Foyt | |
August 27, 1961 | Langhorne Speedway, Langhorne, PA | USAC Sprint Car | Jim Hurtubise | |
August 27, 1961 | Langhorne Speedway, Langhorne, PA | USAC Sprint Car | Jim Hurtubise | |
October 8, 1961 | 11th National Open | Langhorne Speedway, Langhorne, PA | Modified | Bob Malzahn |
May 6, 1962 | Langhorne Speedway, Langhorne, PA | USAC Stock Car | Bill Cheesbourg | |
July 1, 1962 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | A.J. Foyt | |
August 26, 1962 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Don Branson | |
October 14, 1962 | 12th National Open | Langhorne Speedway, Langhorne, PA | Modified | Frankie Schneider |
April 7, 1963 | Langhorne Speedway, Langhorne, PA | USAC Sprint Car | A.J. Foyt | |
April 7, 1963 | Langhorne Speedway, Langhorne, PA | USAC Sprint Car | Roger McCluskey | |
May 5, 1963 | Langhorne Speedway, Langhorne, PA | USAC Stock Car | A.J. Foyt | |
June 23, 1963 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | A.J. Foyt | |
September 8, 1963 | Langhorne Speedway, Langhorne, PA | USAC Stock Car | Paul Goldsmith | |
October 13, 1963 | 13th National Open | Langhorne Speedway, Langhorne, PA | Modified | Dutch Hoag |
April 26, 1964 | Langhorne Speedway, Langhorne, PA | USAC Stock Car | Jim Hurtubise | |
June 21, 1964 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | A.J. Foyt | |
September 13, 1964 | Langhorne Speedway, Langhorne, PA | USAC Stock Car | A.J. Foyt | |
October 11, 1964 | 14th National Open | Langhorne Speedway, Langhorne, PA | Modified | Freddy Adam |
June 20, 1965 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Jim McElreath | |
August 8, 1965 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Jim McElreath | |
September 12, 1965 | Langhorne Speedway, Langhorne, PA | USAC Stock Car | Bobby Isaac | |
October 10, 1965 | 15th National Open | Langhorne Speedway, Langhorne, PA | Modified | Bill Slater |
October 24, 1965 | Langhorne Speedway, Langhorne, PA | USAC Stock Car | Paul Goldsmith | |
April 17, 1966 | Langhorne Speedway, Langhorne, PA | USAC Stock Car | Norm Nelson | |
June 12, 1966 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Mario Andretti | |
August 7, 1966 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Roger McCluskey | |
September 11, 1966 | Langhorne Speedway, Langhorne, PA | USAC Stock Car | Jim Hurtubise | |
October 9, 1966 | 16th National Open | Langhorne Speedway, Langhorne, PA | Modified | Will Cagle |
June 18, 1967 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Lloyd Ruby | |
July 30, 1967 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Mario Andretti | |
October 8, 1967 | 17th National Open | Langhorne Speedway, Langhorne, PA | Modified | Dutch Hoag |
June 23, 1968 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Gordon Johncock | |
July 28, 1968 | Langhorne Twin 100 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Al Unser |
July 28, 1968 | Langhorne Twin 100 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Al Unser |
October 13, 1968 | 18th National Open | Langhorne Speedway, Langhorne, PA | Modified | Dutch Hoag |
June 15, 1969 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Bobby Unser | |
October 12, 1969 | 19th National Open | Langhorne Speedway, Langhorne, PA | Modified | Ray Hendrick |
June 14, 1970 | Langhorne 150 | Langhorne Speedway, Langhorne, PA | USAC Indy Car | Bobby Unser |
October 11, 1970 | 20th National Open | Langhorne Speedway, Langhorne, PA | Modified | Merv Treichler |
October 17, 1971 | 21st National Open | Langhorne Speedway, Langhorne, PA | Modified | Roger Treichler |