Here are the specs of R1 which can be used as guide
PRAGA R1
General specification
Made in EU
Produced in 2013
PRAGA R1 CHARACTERICTICS
Praga R1 Basic description
Single-seater race car (two seater optional), carbon fibre monocoque
Weight (dry)
592 kg
Dimensions (H x L x W)
965 x 4144 x 1800 mm
Wheel base
2525 mm
Wheels and tyres front
Praga, centre locking 15 x 8, with 200/580R15 Dunlop racing tyre
Wheels and tyres rear
Praga, centre locking 16 x 10.5, with 265/605R16 Dunlop racing tyre
PRAGA R1 ENGINE
Praga R1 Configuration
F4R 832
Cylinder / Valves
4 / 16
Location
Mid, longitudinally mounted
Bore / Stroke
82.7 x 93 mm
Displacement
1998 cm3
Engine Life
10 000 km before rebuild
Engine Control System
Cosworth / Pectel
Engine Loom
Military specification wiring loom
Rev Limit
7500rpm
Power
210bhp @ 7250rpm
Torque
220Nm @ 4500rpm
BODY AND INTERIOR
Construction
Light weight and compact, longitudinal mid engine layout
Crashbox
Front, rear and carbon fibre honeycombed crashbox complying with FIA CN regulations
Body panels
Quick-release lightweight fibreglass body panels reinforced with carbon and Kevlar
Rear wing
Low-drag carbon fibre adjustable bi-plane rear wing
Doors
Carbon fibre driver and passenger doors
Windows
Custom made lightweight polycarbonate windows with anti-scratch protection
Fuel tank
60 liter foam-filled FIA approved ATL fuel tank located behind the seat (ATL dual quick fill valve – optional)
Pedals & Steering wheel
Adjustable pedals and 2-way adjustable quick release Cosworth steering wheel with display. LED shift lights, paddles and rotary switches
Seat
Custom made Praga carbon Kevlar racing seat with side head rest
Seat belts
FIA approved SCHROTH 6 point seat-belts for use with HANS
Suspensions
Fully adjustable front and rear suspensions
- KONI 2-way adjustable, mono-tube, easy to adjust
- unequal length upper and lower wishbones
- CNC aluminum machined adjustable uprights
- forged steel centre lock hubs
- adjustable anti-roll bars
- custom made progressive racing coil springs
Mechanically activated fire extinguisher system in engine bay and cocpit
Lighting
Modern LED rear lights including rain light and turn lights
Brake balancer
Dash-mounted remote brake bias balancer
DRIVETRAIN
Engine
Renault Sport Formula 2010 2.0 engine
Dampers
Unique Praga compact bellhousing with dampers
Braking system
AP Racing brakes with 4-piston calipers
Clutch
Lightweight steel flywheel / competition twin plate ZF Sachs Racing clutch
Exhaust system
Complete custom made stainless steel exhaust system with silencer
Gearbox
custom made HEWLAND JFR – six-speed sequential semi-automatic transaxle gearbox, interchangeable gear sets
Shifting
Custom made PRAGA Pneumatic paddleshift system with flat shifts and auto blip made by KMP
Engine management
ECU Cosworth / Pectel SQ6 with close loop lambda system, pit limiter speed control, fly by wire and full sequential shifting
