He was travelling with his brother when he died of heart failure in Kern County , California .
Rajo sold auto parts , raced , and worked as a mechanic until he died on February 27 , 1956 .
mechanic was travelling with mechanic 's brother when he died of heart failure in Kern County , California .
Rajo sold auto parts , raced , and worked as a mechanic until he died on February 27 , 1956 .