Chevrolet National Roadster, 1928 MY AB

The National Roadster is a motor car from Chevrolet, with rear wheel drive, a front mounted engine and a 2 door roadster body style. The Chevrolet National Roadster is one of the AB range of cars from Chevrolet. Its 2.8 litre engine is a naturally aspirated, overhead valve, 4 cylinder that develops 35 bhp (35.5 PS/26.1 kW) of power at 2200 rpm. The engine transfers its power through to the wheels via a 3 speed manual transmission. Quoted kerb weight is 955 kg.

Pictures

Key facts

Chevrolet National Roadster, 1928 MY AB information summary

What body style?
2 door roadster with 2 seats
How long?
3862 mm
How heavy?
955 kg
What size engine?
2.8 litre, 2800 cm3
How many cylinders?
4, Straight
How much power?
35.5 PS / 35 bhp / 26.1 kW @ 2200 rpm
How much torque?
Unknown

Chevrolet AB models

2 door convertible/​cabriolet FR 3M 2800 cm3 35.5 PS 35 bhp 26.1 kW 1064 kg
2 door sedan/​saloon FR 3M 2800 cm3 35.5 PS 35 bhp 26.1 kW 1104 kg
2 door fixed-head coupé FR 3M 2800 cm3 35.5 PS 35 bhp 26.1 kW 1048 kg
4 door sedan/​saloon FR 3M 2800 cm3 35.5 PS 35 bhp 26.1 kW 1125 kg
Chevrolet National Sedan -
4 door sedan/​saloon FR 3M 2800 cm3 35.5 PS 35 bhp 26.1 kW 1139 kg
4 door tourer FR 3M 2800 cm3 35.5 PS 35 bhp 26.1 kW 982 kg

Similar models

2 door roadster FR 4M 1496 cm3 36.5 PS 36 bhp 26.8 kW 1016 kg
1928 Chevrolet National Roadster data
bodywork
Body type2 seater roadster
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2705 mm 106.5 inches
Track/tread (front) 1422 mm 56 inches
Track/tread (rear) 1422 mm 56 inches
Length 3862 mm 152 inches
Width 1689 mm 66.5 inches
Height 1770 mm 69.7 inches
Ground clearance 230 mm 9.1 inches
length:wheelbase ratio 1.43
Kerb weight 955 kg 2105 lb
Weight distribution 49.4 % front
fuel tank capacity 37.9 litres 8.3 UK Gal 10 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer Chevrolet
Engine code
Cylinders Straight 4
Capacity 2.8 litre
2800 cc
(170.866 cu in)
Bore × Stroke 93.66 × 101.6 mm
3.69 × 4 in
Bore/stroke ratio 0.92
Valve gear overhead valve (OHV)
2 valves per cylinder
8 valves in total
maximum power output 35.5 PS (35 bhp) (26.1 kW)
at 2200 rpm
Specific output 12.5 bhp/litre
0.2 bhp/cu in
maximum torque
Specific torque
Engine construction
sump
compression ratio 4.5:1
Fuel system 1 Carter carburettor
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings 3
Engine coolant Water
Unitary capacity 700 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed
Power-to-weight ratio 37.16 PS/tonne (1000 kg)
27.33 kW/tonne (1000 kg)
36.65 bhp/tonne (1000 kg)
0.02 bhp/lb
Weight-to-power ratio 36.59 kg/kW
61.12 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock
Turning circle
Front suspension
Rear suspension
Wheel size front 30 x 4.50
Wheel size rear 30 x 4.50
Tyres front 30 x 4.50
Tyres rear 30 x 4.50
Brakes F/R Dr/Dr
Front brake diameter 279 mm
Rear brake diameter 267 mm
Braked area
Gearbox 3 speed manual
Top gear ratio 1
Final drive ratio 4.18
general
Carfolio.com ID291247
Production total
Model code
Model family AB
RAC rating 21.8
Insurance classification No information available
Tax band No information available
1928 Chevrolet National Roadster added 2012-11-11.
Last modified 2013-02-28.