Hennessey's Srt600 Jeep Grand Cherokee Srt8

It's faster than a speeding Porsche Cayennerunners along with polished combustion chambers.
Turbo. It laughs at the face of a BMW X5 andAnd on airflow test bench conducted by
sprints to 60 mph faster than a new Mustang GT.Hennessey the ported heads flow 360 cfm on
The new super car, Jeep's rowdy Grandeach intake port which is about 60 cfm more
Cherokee SRT8 is equipped with a powerful 6.1than stock.
liter Hemi V8, delivering a potent 420 horsepowerTo further increase airflow to the cylinders a
and 420 pound-feet of torque. This SUV familysingle Garrett T4 turbocharger that delivers
hauler is definitely not your average SUV and youseven psi of thrust was added. The custom-made
will know soon enough once you hear its throatystainless-steel headers deliver exhaust to the
roar as it reach a quarter mile in a matter of 13.5turbo, then boost is fed through the 3.5 inch
seconds which by the way is only a muscle carpolished stainless steel tubing, a big front mount
territory.air-to-air aluminum intercooler and custom inlet
Despite the power delivered by Jeep's Grandtubing replete with twin billet-aluminum blow-off
Cherokee SRT8 it still doesn't match thevalves. To keep the turbo's boost in check is a
performance of the Dodge Viper SRT10 Coupesingle 44 mm wastegate while the 180 degree
and for this same reason why the Hennesseythermostat helps the Hemi to remain cool.
Performance created the new SRT600 package.Hennessey has also added a high-volume fuel
The Hennessey Performance was the samepump that delivers a continuous flow of petrol
people responsible for tuning up the Viper andlikewise the oversized fuel injectors and a special
since it wants to always create something morefuel-pressure regulator are being monitored by a
powerful than its previous masterpiece it hascustom-programmed engine computer. The result
developed the performance package that willof all these process is a 6.1 liter V8 that delivers
enable the Grand Cherokee SRT8 to finally defeat600 horsepower at 5200 rpm backed by 650 lb-ft
the ferocious Dodge V10 Viper in a 0 to 60 andof torque at 4000 revs. Such powerful torque
quarter mile sprint.requires a lot of engine airflow that lead the
Actually this was already accomplished with theHennessey to fit a dual three inch diameter
new Hennessey SRT600 fortified Jeep, the Viperstainless steel exhaust system, high flow mufflers,
was outpaced to 60 mph by half a second andand a polished four inch diameter exhaust tips. At
cross the quarter mile finish line two-tenthsrest, the SRT600 is like a meek lamb but try to
sooner than a much lower and lighter Viper.flat-foot the throttle and it awakens into a
Ever wondered where the Jeep's added Saturnmonstrous beast. A word of caution: The
V-like thrust comes from? Instead of a solidHennessey SRT600 Jeep SRT8 is not for the
rocket booster, a big Garrett turbocharger hasfaint-hearted.
provided the boost to a modified 6.1 liter V8. HowThe modifications done on the Jeep SRT8 was
did the Hennessey Performance accomplish this?maintained at a minimum level which means that
First they started by removing the stock SRT8aside from the engine, the basic components of
V8 and tear it down to the cast-iron cylinderthe SRT8 like for instance its Jeep fuel filter, the
block. Afterwards heavy-duty bearings werefactory SRT spec Brembo disc brakes and many
added before the installation of aftermarketmore were not altered. The exterior was
forged steel connecting rods, forged-aluminumhowever enhanced by adding a few SRT600
9.5:1piston, and high performance piston rings.badges and optional 20x10.5 inches forged
Hennessey has also reworked the cylinder headsaluminum wheels wrapped in a Michelin Pilot Sport
creating a full porting on the intake and exhaust2 295/30ZR20 tires.