1964 Formula One champion John Surtees dies at 83
John Surtees, the only man to win world championships on two wheels and four, died on Friday at the age of 83, his family said in a statement.
The Briton won the 1964 Formula One championship with Ferrari after winning four 500cc motorcycling world titles between 1956 and 1960.
He also won three 350cc world championships.
The family said in a statement that Surtees was admitted to hospital in London last month with a respiratory condition.
n a statement, the Surtees family said: "John was a loving husband, father, brother and friend.
"He was also one of the true greats of motorsport and continued to work tirelessly up until recently with The Henry Surtees Foundation and Buckmore Park Kart Circuit.
"We deeply mourn the loss of such an incredible, kind and loving man as well as celebrate his amazing life.
"He has set a very real example of someone who kept pushing himself at his peak and one who continued fighting until the very end.
"We would like to thank all the staff at St George's Hospital and The East Surrey Hospital for their professionalism and support during this difficult time for us.
"Thank you also to all of those who have sent their kind messages in recent weeks."
With additional reporting from AutoSport