Conversation so far:
What is Chris known for?
Amon won eight non-championship GPs, the Silverstone International Trophy, the 1000 km Monza, the Daytona 24 Hours.
Did he win anything else?
the Tasman Series and, perhaps most significant of all, the famous 24 Heures du Mans .
Can you tell me more about the 24 heures?
CANNOTANSWER.
What is he most famous for?
Chris Amon took part in 96 Grands Prix, achieving 5 poles, leading 183 laps in 7 races, reaching the podium 11 times and scoring a total of 83 Championship points.

Question: When did he compete?
Self-contained rewrite: When did Chris Amon compete?