Body Style
Single-seat grand touring competition coupe (not street-legal)
Assembly Plant
Viper Competition Coupe build facility, Livonia, Mich.
Performance Estimates
0-60 mph Acceleration 3.8 sec.
0-100 mph Acceleration
9.2 sec.
0-1/4-mile Acceleration
10.8 sec. at 123 mph
Top Speed
200 mph
60-0 Braking
90 ft.
100-0 Braking
260 ft.
Lateral Acceleration
1.3g
Engine
8.3-Liter, OHV 20-Valve SMPI V-10
Type and Description
10-cylinder 90-degree V-type, liquid-cooled
Displacement
505 cubic inches
Construction
356-T6 aluminum alloy block with cast-iron liners, aluminum alloy cylinder heads
Bore x Stroke
4.03 inches x 3.96 inches
Valve System
Two pushrod-actuated overhead valves per cylinder with roller-type hydraulic lifters
Fuel Injection
Sequential, multi-port electronic with individual runners
Compression Ratio
9.6:1
Power (SAE net)
620 horsepower (est.) at 5600 rpm
Torque (SAE net)
640 lb.-ft. (est.) at 4600 rpm (max)
Max Engine Speed
6100 rpm
Fuel Requirement
Premium (100 octane)
Oil Capacity
11 quarts, Mobil 1 15W50 Synthetic
Exhaust System
Stainless steel tubular exhaust manifold, GTS-R-style low-restriction racing mufflers, side exit
Emission Controls
N/A
Electrical System
Alternator
125-Ampere high-speed
Battery
Dry cell/leak-resistant maintenance-free 470 CCA
Type
Racing fuel cell
Capacity
26.4 gallons (100 liters)
Manual, Six-speed Overdrive
Type
Tremec T-56 synchronized 6-speed manual
Gear Ratios:
1st ..... 2.66
2nd ..... 1.78
3rd ..... 1.30
4th ..... 1.00
5th ..... 0.74
6th ..... 0.50
Effective Final Drive
3.07
Overall Top Gear
1.54
Final Drive
Frame-mounted hypoid bevel gear with speed-sensing limited-slip differential
Dimensions/Capacities
Wheelbase
99 inches
Track, Front
62.8 inches
Track, Rear
63.3 inches
Overall Length
184.1 inches
Overall Width
77.9 inches (body)
79.1 inches (mirrors)
Overall Height
46.9 inches
Ground Clearance
3.0 inches
Curb Weight
2,995 lbs.
Weight Distribution F/R
50/50
Accommodations
Seating Capacity
1
Instrumentation
Motec race dash and data acquisition system with ECU interface, carbon fiber dash panels
Cockpit Features
Hurst short throw shifter, fire suppression activation switch, electrical system cut-off
Safety Features
FIA approved safety cage incorporating engine bracing, driver-activated fire suppression system, custom-fitted side-window netting, Teamtech six-point driver restraint system
Body/Chassis Layout
Longitudinal front engine, rear-wheel drive
Chassis Construction
Backbone tubular steel space frame with separate cowl structure
Body Construction
Composite body panels, Lexan rear window
Aerodynamics
Wind-tunnel tuned rear wing, front splitter and rear diffuser, partial undertray
Suspension
Front
Cast-aluminum unequal-length upper and lower A-arms with spherical bearing frame attachments, 2.25 inch race springs, Moton monotube coil-over, compression and rebound-adjustable dampers and six-lug production hubs
Rear
Cast aluminum unequal-length upper and lower A-arms with spherical bearing frame attachments, 2.25 inch race springs, Moton monotube coil-over, compression and rebound-adjustable dampers and six-lug production hubs
Steering Type
Power-assisted rack and pinion, solid mounted with travel restrictors
Overall Ratio
16.7:1
Turning Circle Diameter
53 feet
Column
Production Viper with tilt
Steering Wheel
GTS-R type race wheel
Tires
Type
Toyo slicks
Size, Front
P305/645ZR18
Size, Rear
P345/690ZR18
Wheels
Type and Material
Three piece BBS, forged aluminum centers
Size, Front
18x11 inches wide
Size, Rear
18x13 inches wide
Brakes
Type
Four-wheel vented cast-iron disc, Brembo four-piston/two-pad calipers with advanced ABS, electronically adjustable front-rear bias, carbon fiber front cooling ducts
