Mark Donohue Jr. trademark was
his versatility. He raced and won in sports cars, Indy Cars, stock cars; on both oval
tracks and road courses. He was a two-time USRRC Champion, a three-time SCCA Trans-Am
Champion, a Can-Am Champion, winner of the 24 Hours of Daytona, the Indianapolis 500 and a
NASCAR Winston Cup race at Riverside, California.
In 1970, the Penske team switched to the AMC Javelin and by 1971, Donohue dominated the competition to capture the championship. In 1973, Donohue drove an American Motors Matador with which he won the season-opening 500-miller on the road course at Riverside, California. giving American Motors its first NASCAR win.
1973 was the high-point of Donohue's racing career when he became Can-Am champion driving the awesome Sunoco Porsche 917/30 to 6 wins. This twin-turbocharged unlimited monster is considered by many as the fastest race car ever built. In 1974, Mark Donohue took a year off at the pinnacle of his driving career to write “The Unfair Advantage”, a plain-spoken, insider’s look at the world of automobile racing. The book tracks his rise from amateur races in Mustangs and Corvettes to winning the Indy 500 in Penske’s McLaren M16 and is considered one of the best biographies ever penned by a driver.
|Coaxed out of retirement in 1975 by his long-time employer and friend, Roger Penske, he joined his fellow American on the Formula One circuit. They had raced earlier in Formula One, Donohue finished third in the 1971 Canadian Grand Prix, but this was a new car, part of a stronger effort or so it seemed but while practicing for Austrian GP, a tire thought to have deflated, pitched his car into the catch fencing and over barrier, killing a marshal, injuring another. His helmet struck one of the fence post and he was momentarily knocked unconscious but otherwise apparently unharmed, he continued to complain of headaches and later lapsed into unconsciousness, dying two days later in a Graz hospital, despite undergoing emergency brain surgery.|