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1955 - HRG - Twin Cam Prototype

Technical Specs of This Model
1. Twin Cam Prototype 1955
General Information
Make HRG
Model Twin Cam Prototype
Production Year 1955
Country
Designer
Production Number
Model Code
Model Family
Chassis and Dimensions
Chassis Type 2S RDSR
Number of Doors 2
Wheelbase 2438 mm     (96 in)
Front Track 1219 mm     (48 in)
Rear Track 1219 mm     (48 in)
Length 3835 mm     (151 in)
Width 1473 mm     (58 in)
Height
Ground Clearance 178 mm     (7 in)
Length / Wheelbase Ratio 1,57
Weight 737 kg     (1623,3 lb)
Weight Distribution (front/rear)
Fuel Capacity 54,6 litre   (12 Imp gal ,  14,4 US gal)
Aerodynamics
Drag Coefficient
Frontal Area
Cx
Engine Specifications
Engine Manufacturer
Engine Location Front
Engine Alignment Longitudinal
Engine Construction
Coolant Type
Engine Type DOHC
Number of Cylinders and Placement S-4
Valves per Cylinder 2    (Total of 8 Pieces)
Engine Displacement 1500 cc     (91,54 cu in)
Bore 73 mm     (2,87 in)
Stroke 89,6 mm     (3,53 in)
Bore / Stroke Ratio 0,81
Unitary Capacity 375 cc/cylinder    (22,88 cu in/cylinder)
Number of Main Bearings
Compression Ratio 8,8 : 1
Fuel System Type 2 So carbs
Aspiration Type Normal
Compressor Type -
Intercooler Type None
Catalytic Converter No
Maximum Engine Power 108 HP     (80,5 kW)
Maximum Engine Power rpm 5750 d/d
Maximum Engine Torque
Maximum Engine Torque rpm
Engine Torque at Max. Engine Power rpm 133,7 N.m    (5750 d/d)
Power / Weight Ratio 146,5 HP/ton    (109,3 W/kg)
Power / Engine Displacement Ratio 72 HP/litre    (53,7 kW/litre)
CO2 Emissions
Fuel Consumption
Performance
0 - 80 km/h
0 - 60 mph 9,6 s
0 - 100 km/h
0 - 160 km/h
80 - 120 km/h (in top gear)
0 - 400 m Acceleration
0 - 1000 m Acceleration
Top Speed 193 km/h   (120 mph)
Gearbox and Transmission
Transmission Type 4M
Top Gear Ratio 1 : 1
Final Drive Ratio 4,11 : 1
Drive Wheels RWD (Rear Wheel Drive)
Handling, Suspension Geometry and Brakes
Steering Type
Steering Turns (lock to lock)
Turning Circle Diameter
Suspension (front) I.TL.
Suspension (rear) I.TL.
Brakes (front/rear)
Brake Disc Diameter (front)
Brake Disc Diameter (rear)
Wheels (front)
Wheels (rear)
Tyres (front) 5.25-16
Tyres (rear) 5.25-16