Hennessey Offers 850 and 1000 HP ZL1 Camaro's

Sealy, Texas. August 16, 2022: Chevrolet’s Camaro ZL1 only gets better with more power. Hennessey is proud to offer warranty-guaranteed 850 and 1000 HP performance upgrades for this outstanding machine. "The Exorcist is the epitome of the American Muscle car and has the off-the-line performance to embarrass almost any car on the planet" John Hennessey, Founder & CEO.

Factory ZL1 Specs For Comparison

• 6.2L supercharged V8 engine with 650 horsepower and 650 lb.-ft. of torque
• 6-speed manual transmission with Active Rev Matching
• Available paddle-shift 10-speed automatic transmission
• 19-inch low gloss Black-painted forged-aluminum wheels
• Brembo 6-piston front and 4-piston rear Red-painted brake calipers
• Available new Performance copper-free brake system
• Satin Black hood wrap
• Low-gloss Black outside rearview mirrors
• Unique front splitter
• Exposed-weave carbon-fiber hood insert and rear wing
  

THE EXORCIST UPGRADE

• 1,000 bhp @ 6,500 rpm
• 966 lb-ft torque @ 4,500 rpm
• 0-60 mph: 2.1 sec
• 1/4 mile: 9.57 sec @147 mph
• Top Speed: 217 mph
• High-Flow Supercharger Upgrade
• High-Flow Air Induction System
• Custom HPE Camshaft
• Ported Cylinder Heads
• Auxiliary Fuel System Upgrade
• Upgraded Valve Springs and Retainers
• Upgrade Intake Valves & Exhaust Valves
• Upgraded Lifters and Push Rods
• Oversized Heat Exchanger Upgrade
• Long-Tube Stainless Steel Headers
• High-Flow Catalytic Converters
• All Necessary Gaskets & Fluids
• Professional Installation
• HPE Engine Management Calibration
• Chassis Dyno Tuning
• Road Testing (Up To 500 Miles)
• Serial-Numbered Engine Bay Plaque
• Hennessey & EXORCIST Exterior Badging
• 2 Year / 24,000 Mile Warranty

HPE850 UPGRADE

• 850 bhp @ 6,300 rpm
• 860 lb-ft torque @ 4,000 rpm
• 0-60 mph: 2.7 sec
• 1/4 mile: 10.4 sec @135 mph
• Hennessey Lower Pulley Upgrade
• High-Flow Cylinder Heads
• High-Flow Heat Exchanger Upgrade
• Upgraded Valve Springs, Intake & ExhaustValves
• Upgraded Lifters & Push Rods
• High-Flow Air Induction System
• Long-tube Stainless Steel Headers
• High-Flow Catalytic Converters
• Custom Hennessey Camshaft Upgrade
• All Necessary Gaskets & Fluids
• Professional Installation
• HPE Engine Management Calibration
• Chassis Dyno Tuning
• Road Testing (Up To 500 Miles)
• 1 of 100 Limited Production
• Hennessey Exterior Badging
• Serial-Numbered Engine Bay Plaque
• 2 Year / 24,000 Mile Warranty

30TH ANNIVERSARY UPGRADE

• 1,000 bhp @ 6,500 rpm
• 966 lb-ft torque @ 4,500 rpm
• 0-60 mph: 2.1 sec
• 1/4 mile: 9.57 sec @147 mph
• Top Speed: 217 mph
• High-Flow Supercharger Upgrade
• High-Flow Air Induction System
• Custom HPE Camshaft
• Ported Cylinder Heads
• Auxiliary Fuel System Upgrade
• Upgraded Valve Springs and Retainers
• Upgrade Intake Valves & Exhaust Valves
• Upgraded Lifters and Push Rods
• Oversized Heat Exchanger Upgrade
• Long-Tube Stainless Steel Headers
• High-Flow Catalytic Converters
• All Necessary Gaskets & Fluids
• Professional Installation
• HPE Engine Management Calibration
• Chassis Dyno Tuning
• Road Testing (Up To 500 Miles)
• Serial-Numbered Engine Bay Plaque
• Hennessey & EXORCIST 30th Anniversary Exterior Badging
• 2 Year / 24,000 Mile Warranty

COMPANY OVERVIEW

Hennessey Performance was founded more than 30 years ago and has been focused on pioneering automotive performance ever since.

John Hennessey, founder and CEO, made a name for himself in the early 1990s with race-winning vehicle modifications that gained global fame. Pursuing his true passion, John left his small environmental business and aimed his entrepreneurial skills at modifying, tuning, and enhancing high performance cars and trucks. 

Today, the company operates Hennessey Performance Engineering (HPE), Hennessey Special Vehicles (HSV), and the world-famous Tuner School where future vehicle engineers and tuners learn the trade. 

Hennessey has modified more than 10,000 cars and trucks since opening in 1991.