For nearly two decades,
Hennessey Performance Engineering has been building some of the world's fastest supercars and baddest American muscle to ever hit the street with their line of performance upgrade packages. From the legendary Venom 1000 twin turbo Dodge Viper to the latest in seat-planting performance from GM, Ford, Chrysler and more,
Hennessey Performance Engineering continues to transform fast cars into record-shattering performance machines. And with each new performance upgrade, the latest lineup of Hennessey vehicles continues to send shockwaves through the automotive community.
Hennessey Performance Engineering not only offers tuning parts and converts muscle cars or trucks into real hp-monsters, but also runs a Tuner School and has a 1/4 Mile race track for on-site testing in front of their facility !
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Item : Power Package ZR750
• Supercharger Pulley (increases boost from 11 to 14 psi)
• High-Flow Cylinder Heads (Core Exchange)
• ZR750 Custom Spec Camshaft
• K&N Air Filter
• 6600 rpm Rev Limiter (200 rpm over stock)
• 1 7/8 inch Long Tube Stainless Steel Headers
• 2 High Flow Catalytic Converters (with Mid Pipes)
• HPE Engine Management Calibration
• Hennessey ZR750 Floor Mats
• ZR750 Emblems
• 3yr / 36,000 Mile Limited Warranty
Application : 09-10 Corvette ZR1 (LS9)
Headers System see pic AHennessey Corvette ZR1 Brochure (pdf) :
www.maxxtech.com/pdf/ZR1-brochure.pdf
Power = 755 hp/6600 rpm
Torque = 730 lb-ft.
0-60 mph = 2.9 Seconds
1/4 Meile = 10.7 Sec. at 139 mph
Top Speed = 224 mph 
SHIPPING NOTE !!!
Please keep in mind that we will have to charge additional freight costs for this item, because the size or weight exceeds usual parcel dimensions, so we can not ship this item via Parcel Service, instead we will ship via Truck Freight. Please also expect a longer shipping time !!! 
IMPORTANT !!!
Please check the laws and requirements with the motor vehicle department of your country to find out, if you are allowed to install this item on your vehicle and use it legally on public roads. Please keep in mind, that we are not responsible if you are not allowed to use this item in your country, so pls check it out before you order !!!
