1935 Alta 1½-Litre

The 1½-Litre is a rear wheel drive roadster motor vehicle with a front mounted engine, manufactured by Alta. It's powered courtesy of a naturally aspirated engine of 1.5 litre capacity. This powerplant features double overhead camshaft valve gear, 4 cylinder layout, and 2 valves per cylinder. It produces 85 bhp (86 PS/63 kW) of power at 5000 rpm. Claimed weight at the kerb is 775 kg.
Full specs

Body type
2 door roadster with 2 seats
Length
3810 mm
Weight
775 kg
Engine type
naturally aspirated petrol
Engine size
1.5 litre
Cylinders
4, Straight
Power
86 PS / 85 bhp / 63 kW @ 5000 rpm
Torque
Unknown

1935 Alta 1½-Litre specifications

1935 Alta 1½-Litre data
bodywork
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Body type	2 seater roadster
Number of doors	2
Designer
dimensions & weights
Wheelbase	2438 mm	96 inches
Track/tread (front)	1270 mm	50 inches
Track/tread (rear)	1270 mm	50 inches
Length	3810 mm	150 inches
Width	1524 mm	60 inches
Height
Ground clearance
length:wheelbase ratio	1.56
Kerb weight	775 kg	1709 lb
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type	naturally aspirated petrol
Engine manufacturer
Engine code
Cylinders	Straight 4
Capacity	1.5 litre 1488 cc (90.803 cu in)
Bore × Stroke	68.8 × 100 mm 2.71 × 3.94 in
Bore/stroke ratio	0.69
Valve gear	double overhead camshaft (DOHC) 2 valves per cylinder 8 valves in total
maximum power output	86 PS (85 bhp) (63 kW) at 5000 rpm
maximum torque
Specific output	42.6 kW/litre 57.9 ps/litre 57.1 bhp/litre 0.94 bhp/cu in
Engine construction
Lubrication
compression ratio
Fuel system	2 SU carbs
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings
Engine coolant	Water
Unitary capacity	372 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	Higher is better 111.2 PS/tonne (1000 kg) 0.11 PS/kg 81.79 kW/tonne (1000 kg) 0.08 kW/kg 109.68 bhp/tonne (1000 kg) 0.11 bhp/kg 0.05 bhp/lb
Weight-to-power ratio	Lower is better 12.23 kg/kW 20.42 lb/bhp
fuel consumption
Fuel consumption
universal fuel consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
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
Wheel size rear
Tyres front
Tyres rear
Brakes F/R
Front brake diameter
Rear brake diameter
Braked area
Gearbox
Top gear ratio
Final drive ratio
general
Carfolio.com ID	14333
Production total
Model code
RAC rating	11.7
Insurance classification	No information available
Tax band	No information available
1935 Alta 1½-Litre added before December 1995. Last modified 2013-02-28.