Griffith served in the United States Army during the Second World War.
Prior to joining USAC, Griffith won a pair of championships on the Midwest Dirt Track Racing Association circuit behind the wheel of Hector Honore's legendary sprint car known as the "Black Deuce".
Drivers competing at Indy during those years were credited with World Championship points and participation.
Cliff Griffith participated in 3 World Championship races.
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