Car Specs

1970 Pontiac LeMans Sport Convertible

Information

Pontiac

Quick Facts

Build Start: 1970

Available in other variants

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Specifications

General

Build Start: 1970
Model Variant: LeMans

Dimensions

Wheelbase: 2845mm
Track/tread (rear): 1524mm
Width: 1948mm
Track/tread (front): 1549mm
Length: 5144mm
Height: 1328mm

Body Details

Body Type: 4/5 seater convertible/cabriolet

Engine Details

Engine Coolant: Water
Aspiration: Normal
Engine Position: front
Gearbox: 3 speed automatic
Final Drive Ratio: 2.56
Engine Manufacturer: Pontiac
Capacity: 6.6 litre (6554cc)
Bore/stroke ratio: 1.1
Engine Construction: cast iron block & head
Compression Ratio: 8.8:1
Crankshaft Bearings: 5
Catalytic converter: N
Engine Layout: longitudinal
Top Gear Ratio: 1
Engine Type: naturally aspirated petrol
Cylinders: V 8 in 90° vee
Bore × Stroke: 104.7 × 95.15mm
Sump: wet sumped

Performance

Drive Wheels: rear wheel drive

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Fuel Consump.

Fuel system: 1 carburettor

Chassis & Geomtry

Length:Wheelbase Ratio: 1.81

Brakes

bmep (brake mean effective pressure): 1031.5kPa
Brakes F/R: Dr/Dr

Wheels & Tyres

Tyres Rear: G78-14
Tyres Front: G78-14

Other

maximum power output(Gross): 269 PS (265 bhp) (198 kW)at 4600 rpm
Specific output(Gross): 30.2 kW/litre41 ps/litre, 40.4 bhp/litre0.66 bhp/cu in
Unitary Capacity: 819.25cc
RAC rating: 54.4
Number of doors: 2
Valve Gear: overhead valve (OHV), 2 valves per cylinder, 16 valves in total
maximum torque(Gross): 538 Nm (397 ft·lb) (54.9 kgm)at 2400 rpm
Specific torque(Gross): 82.09 Nm/litre, 0.99 ft·lb/cu3

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