We will be using 7/3 and 7/4 for this decode. The articles say he died on 7/3 after a car accident. Wikipedia and other articles say it was on 7/4. We can see why these 2 days are important to this decode. We also have 2 birthdays. March 5th or March 6th

He Died 121 days after his Birthday (7/3) if the birthday is the 6th

if he died 7/3 and was born on 3/5 we have 121 days

If he died on 7/3 and was born on 3/5 then its 247 days

If his death was 7/4 and his birthday is 3/6 then its 247 days as well.

If he died on 7/4 then he died on America’s 247th Birthday

If the birthday 3/6 and he died 7/3 then its 248 day span

He dies 247 or 248 days before his 79th Birthday and He first won in 79′

He held the record for 38 years.

They dont know when he was born or died apparently