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HRG 1500cc


 



The HRG was produced at Tolworth in Surrey in small numbers, but many examples achieved success in competition, including the Alpine Rally and the Spa 24 Hour Race.

When the original Meadows engine became outdated, HRG turned to a Singer unit in both 1100cc and 1500cc form.

  1939 spec
bodywork
Type open sports
Number of doors 2
dimensions & weights
Wheelbase 2629 mm 103.5 in  
Track front 1219 mm 48 in  
rear 1143 mm 45 in  
Length 3708 mm 146 in  
Width 1500 mm 59.1 in  
Height 1321 mm 52 in  
Ground clearance 165 mm 6.5 in  
Kerb weight 800 kg 1764 lb  
Weight distribution
(Front)
46.00 %
Fuel capacity 45.5
litres
10
UK Gal
12
US Gal
aerodynamics
Manufacturer Singer
Type S-4
SOHC
8 valves total
2 valves per cylinder
Main bearings 3
Construction  
Bore stroke 68.00mm 103.00mm
2.68 in 4.06 in
Bore/Stroke ratio 0.66
Displacement 1496 cc
(91.292 cu in)
Unitary capacity 374 cc/cylinder
Compression ratio 7.00:1
Fuel system 2 SU carbs
Aspiration Normal
Max. output 61.8 PS (61.0 bhp) (45.5 kW)
@4800 rpm
Max. torque 96.0 Nm (71 lbft) (9.8 kgm)
@4000 rpm
Coolant Water
Specific output 40.8 bhp/litre
0.67 bhp/cu in
Specific torque 64.17 Nm/litre
performance
Note: A value of -1 means that
the car cannot attain that speed.
0-50mph (80 km/h) 12.10s
0-60mph 18.40s
0-100mph -1.00s
0-Quarter-mile 20.40s 
Top speed 126 km/h
Power-to-weight 76.25 bhp/ton
chassis
Engine location Front
Engine alignment Longitudinal
Steering worm
Turning circle 9.80 m
Suspension Front LA.QE.
Rear LA.SE.
Tyres F 5.50 x 16
Tyres R 5.50 x 16
Brakes F/R drums
Transmission 4M
Drive RWD
Top gear ratio 1.00
Final drive ratio
 
4.00