This Week in Racing History
Michael Stucker

April 17
Circle track racer Kenneth Nichols born (1955).

April 18
Ford GT40s run at Le Mans for the first time during trials for the 24 Hours of Le Mans (1964).

April 19
Chevrolet issues the "1957 Chevrolet Stock Car Competition Guide" to their drivers (1957).

April 20
Derek Bell and Hans Stuck win the Monza 1000 Kilometer World Sports Prototype Championship race driving a Porsche 962. First win for a car equiped with Porsche's PDK semi-automatic paddle-shifted transmission (1986).

APril 21
Ayrton Senna, driving a Renualt powered Lotus 97T, scores his first Grand Prix win, at Estoril, Portugal (1985).

April 22
Gigi Villoresi drives a Maseratti 4CL to victory in the first post-WWII Grand Prix, in Nice, France (1946).

April 23
Paul Smart and Bruno Spaggiari finish 1-2 on Ducatis at Monza, Italy, to win the first F750 motorcycle race in Europe (1972).