A talented age group thrower, Accambray set a world junior record in men's hammer throw in 1969.

[1] He developed rapidly as a hammer thrower; in June 1968 he threw 64.40 m in a dual meet against West Germany, setting a new French junior record.

[4][5] Accambray was selected to represent France at the 1969 European Athletics Championships in Athens, but only managed 60.76 m and was eliminated in the qualification round.

[8][9] Accambray's winning mark in the weight throw, 71 ft 3 in (21.71 m), broke Schoterman's meeting record from the previous year.

[13] Accambray also won the 1974 United States weight throw championship, defeating four-time defending champion George Frenn.