June 5, 1955		Contra Costa Speedway, Walnut Creek, CA	NASCAR Pacific Coast/Short Track	Allen Adkins
August 14, 1955		Contra Costa Speedway, Walnut Creek, CA	NASCAR Pacific Coast/Short Track	Danny Letner
July 28, 1956		Contra Costa Speedway, Walnut Creek, CA	NASCAR Pacific Coast Late Model	Eddie Pagan
June 15, 1957		Contra Costa Speedway, Walnut Creek, CA	NASCAR Pacific Coast/Short Track	Lloyd Dane
October 18, 1957		Contra Costa Speedway, Walnut Creek, CA	USAC Midget	Johnny Boyd
April 26, 1958		Contra Costa Speedway, Walnut Creek, CA	USAC Midget	Earl Motter
October 18, 1958		Contra Costa Speedway, Walnut Creek, CA	USAC Midget	George Amick
July 22, 1961		Contra Costa Speedway, Walnut Creek, CA	NASCAR Pacific Coast Late Model	Eddie Gray
September 23, 1961		Contra Costa Speedway, Walnut Creek, CA	NASCAR Pacific Coast Late Model	Lloyd Dane