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Top fuel dragster - interesting fact

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Old 07 March 2003, 02:53 PM
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what would scooby do
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Loads mate...

Just one top fuel dragster's 500 inch hemi produces more BHP that the entire front 8 rows at the Daytona 500
[Edited by what would scooby do - 7/3/2003 2:53:48 PM]
Old 07 March 2003, 04:57 PM
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TopBanana
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OT, but liked your b3ta compo entry WWSD!!

Oh and Badger Stuffer's!

[Edited by jlanng - 7/3/2003 4:59:56 PM]
Old 03 July 2003, 02:41 PM
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Did you know that between the start + finish (1/4 mile) the engine only do 540 revolutions ????

/you learn something new every day/
Old 03 July 2003, 02:42 PM
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Never thought of it like that. Dare I ask what made you think of that?

Paul
Old 03 July 2003, 02:44 PM
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nothing - a piece of paper just landed on my desk with interesting facts about drag racing on it...

like..

dragsters reach over 300mph before you have completed reading this sentence
Old 03 July 2003, 02:47 PM
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I didn't believe the 540 revolutions, but if you take an average of 4000RPM for 5 seconds = 500 !
Old 03 July 2003, 02:51 PM
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Anymore?
Old 03 July 2003, 02:54 PM
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what's the power of a top fueller these days? I know **** all about them now
Old 03 July 2003, 02:55 PM
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A standard hemi will not produce enough power to drive the dragsters supercharger
Old 03 July 2003, 02:56 PM
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Paul, 6000+ BHP !
Old 03 July 2003, 02:58 PM
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Under full throttle, a dragster engine consumes 1.5 gallons of nitro every second, the same consumption as a fully loaded 747
Old 03 July 2003, 02:59 PM
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@ both them facts!!! I can't believe the supercharger one. Any idea how much boost the superchargers produce?

I bet the engine life is only a few mins then it you think about it.

Paul
Old 03 July 2003, 03:04 PM
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Cool

Cool facts! Even at 8000rpm all the way down the 440 yards, it'll only do 800 revs.

Is there anything that mentions fuel surge?
Old 03 July 2003, 03:08 PM
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fuel + flow...

Even with 3000 CFM of air being rammed in by the supercharger on overdrive, the fuel mixture is compressed into nearly-solid form before ignition. Cylinders run on the verge of hydraulic lock
Old 03 July 2003, 03:10 PM
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Dual magnetos apply 44 amps to each spark plug. This is the output of an arc welder in each cylinder.
Old 03 July 2003, 03:11 PM
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Spark plug electrodes are totally consumed during a pass. After 1/2 way, the engine is dieseling from the heat of compression - plus the glow of exhaust valves at 1400 degrees F. The engine can only be shut down by cutting of it's fuel flow
Old 03 July 2003, 03:12 PM
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If spark momentarily fails early in the run, unburned nitro builds up in those cylinders and then explodes with a force that can blow cylinder heads off the block in pieces or blow the block in half.
Old 03 July 2003, 03:13 PM
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Dragsters twist the crank (torsionally) so far (20 degrees in the big end of the track) that sometimes cam lobes are ground offset from front to rear to re-phase the valve timing somewhere closer to synchronization with the pistons
Old 03 July 2003, 03:19 PM
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Old 03 July 2003, 03:21 PM
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If all the equipment is paid off, the crew worked for free, and for once nothing blows up, each run still costs $1000.00 per second.
Old 03 July 2003, 03:26 PM
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Cheap then
Old 03 July 2003, 03:33 PM
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..and they don't corner very well
Old 03 July 2003, 03:34 PM
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There are some amazing facts there!!
Old 03 July 2003, 03:41 PM
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I left the longest one to the end..

..you are driving a Lingenfelter powered "twin-turbo" corvette. 1 mile ahead of you is a fully staged top fuel dragster. The dragster will launch as you draw level. You have a 1 mile flying start and blast past him at 200MPH . The dragster launches..you keep your foot down hard..within seconds the dragster has caught you and passes you, beating you to the finish a 1/4 mile further up the road
Old 03 July 2003, 03:43 PM
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Amazing
Old 03 July 2003, 03:49 PM
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A guy i know biulds and races dragsters in the UK.

The last one he built was a top of the range jobby. Funny car type thing.

The steering wheel goes in last after you have gotten into the car. It pushes home with a snap. His first test at the pod 0-100 mph in one second and the wheel comes out in his hand. Hadnt pushed it home properly. Change of under pants time me thinks ......
Old 03 July 2003, 03:51 PM
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I'm personally not a big fan of drag racing - more a circuit/rally/twisty stuff fan... but if you've never seen or heard a top fueler - you are missing out bigtime just sheer power and noise.. I go to santapod about twice a year when they are running..
Old 03 July 2003, 03:51 PM
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I know they have parachutes but I guess they have brakes too
Old 03 July 2003, 04:12 PM
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Nothing quite like the sound of a top fuel dragster.....Awesome!!
Old 03 July 2003, 04:13 PM
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Question

When are they next on at Santa Pod, anyone know?


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