It's unproven, but there have been rumors that he ran 3.87 in a actual game in the late 80s, incredible, but not impossible when it comes to Darrell Green.
Former Washington Redskins cornerback Darrell Green once ran the 40-yard dash in an unofficial time of 4.09 seconds. Rondel Melendez, a former wide receiver of the Atlanta Falcons, has the official record of 4.24, which he ran in the NFL draft combine event in 1999.
According to answers.com, in his prime Green ran a 4.125 40 and in 1986 was unofficially timed at 4.09. also there is a video of darrell running a 3.9 go to google or youtube and enter darrell green dash.
Usain Bolt's current 4o yard dash time is 3.97.
Eli Manning's 40-yard dash time is 4.92.
40 yard dash/10 yard dash= 4 What ever the time you got for the ten yard, you multiple it by 4. It could be an average of your running time per 10 yard dash. Sometimes for several runners, they would feel worn out by the time when reaching the 40 yard mark.
He ran a 40 yard dash in the 4.5s
Jake Plummer's 40 yard dash time is 4.76 seconds. He is in the Air Force.
His time at the combine prior to his rookie season was a 4.64 seconds 40 yard dash.
The fastest NFL 40 yard dash ever at the combine (rookie evaluation) was Chris Johnson from the Tennessee Titans. He ran 4.24 in 2008
A 10 yard dash time is really not a good judge of your speed, the distance is too short. A 40 yard dash is what you need to get a good estimate of your abilities. but I'll give you time for both 40 yard dash-between 5-5.8 seconds 10 yard dash-between 1.3-1.5 seconds
the time took for the 20 yard dash ( run )