Shop Class: Inside The Crazy World of an NHRA Top Fuel Pit Crew

[justafan]

Found this on my news feed this morning.

http://www.trucktrend.com/features/...the-crazy-world-of-an-nhra-top-fuel-pit-crew/

 

[Frank]

Cool write up.

 

[flapjack]

They made a mistake - the engine is backed down to clear fuel, not spun over without ignition or fuel on. Spinning it over if there is fuel in the cylinders can cause the nitromethane to compression fire. Not good. The reason they spin the motor over is bring the oil pressure up.