World's Fastest Jeep SRT-8 Goes 9's, Has Sports Cars Scratching Their Hoods

Jason Siu
by Jason Siu

Running 9 seconds in the quarter mile is quite a feat for any sports car. It takes come serious modifications to get a Toyota Supra or Chevy Corvette to go that fast. And just recently we reported on th e first Nissan GT-R to break the 10 second barrier. So imagine how surprised we were to hear of a 9-second SUV. That’s right, a Jeep SRT8 has gone down the quarter mile with the quickest time of 9.658 and the fastest mph of 146.72.

The high performance version of Jeep’s Grand Cherokee, the SRT-8 sports a 6.1-liter Hemi V8 that pushes out 420-hp and 420 ft-lbs of torque from the factory. Stock 0-60 is under five seconds with a top speed of 150-mph. But hey, that means absolutely nothing for this SRT-8 that’s pushing close to the factory top speed in less than 10 seconds and in a mere quarter of a mile.

Built by Lewis Performance Machine, the SRT-8 sports a 426-stroker built to handle 1500 AWD horsepower. Details are naturally a little hard to find, but the owner reports the obvious: upgraded fuel system, drive line and rear end. He does let the public know that a 75-shot of NOS is used to help get the Jeep off the line while the trans brake and 2-step is still being tested. The beast is tuned by Johan at Diablo and rolls on Nitto NT05Rs on the stock rims.

The video after the jump shows the SRT-8 running a 9.87, which the owner claims is on 13 psi and the 75 shot. The 9.659 was with 16 psi and the 9.658 was at 19 psi with the boost tube blowing off. Naturally the Jeep SRT-8 had a lot more in it, given that its 9.658 pass was at a lowly 139.36 mph vs the 146.72 it hit with the 9.659 pass.

It should only be a matter of time before the SRT-8 hits Orlando Speedworld again, so we’ll keep you guys up to date if they enter the record books with an 8 second pass.

Make sure you check out the video after the break!

[Source: JeepGarage]

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Jason Siu
Jason Siu

Jason Siu began his career in automotive journalism in 2003 with Modified Magazine, a property previously held by VerticalScope. As the West Coast Editor, he played a pivotal role while also extending his expertise to Modified Luxury & Exotics and Modified Mustangs. Beyond his editorial work, Jason authored two notable Cartech books. His tenure at AutoGuide.com saw him immersed in the daily news cycle, yet his passion for hands-on evaluation led him to focus on testing and product reviews, offering well-rounded recommendations to AutoGuide readers. Currently, as the Content Director for VerticalScope, Jason spearheads the content strategy for an array of online publications, a role that has him at the helm of ensuring quality and consistency across the board.

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  • Pistmotorman Pistmotorman on May 13, 2011

    Joe Lewis is a joke. This idiot screwed up my motor and then dogged my phone calls for weeks. When I finally got a hold of him he had every excuse why it wasn't his fault. He gave me back my fresh rebuilt motor months after it was supposed to be done, with bent valves and cylinders that where bored to big. No wonder I had so much blow by. I had to lift my motor and completely rebuild it again. Now it runs like a champ.....I should have done it my self to begin with. Stay away from Joe Lewis.

  • Nathan14699 Nathan14699 on Nov 16, 2012

    i dislike my i6 hse could merk this

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