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Aston Martin Lagonda Rapide

Specifications

Specifications are taken from the original brochure and may not represent every Rapide. Please scroll trough the text using your mouse roller or the control buttons at the bottom left-hand corner of the specification text.

Engine: 6 cylinder twin overhead camshaft.
Bore 96 mm. (3-78").
Stroke 92 mm. (3-62").
Capacity 3995 c.c. (244 cu. ins.).
Compression ratio 8-25:1.
Power output 236 b.h.p. at 5000 r.p.m.

Cylinder Block: Cast in aluminium ailoy.
Centrifugally-cast chrome vanadium iron top seating wet liners.

Crankshaft: Forged in chrome molybdenum steel, nitrided, statically and dynamically balanced. Shaft supported in seven 2¾" diameter (69-85 mm.) steel backed lead bronze bearings and fitted with bonded rubber vibration damper.

Cylinder Head: Cast in aluminium alloy, incorporating fully machined hemispherical combustion chambers. Flow tested ports. Large diameter valves inclined at 80˚ included angle with exhaust valve guides in direct contact with water.

Valve Operation: Twin overhead camshafts operate the valves direct through the medium of cyanide hardened nickel molybdenum steel tappets, eliminating tappet adjustment. Camshafts driven by two-stage Duplex roller chains with manually adjusted tensioners.

Pistons: Die-cast low expansion aluminium alloy. Three compression rings, top parallel faced chromium plated, second and third taper faced. One twin segment oil control ring. Large diameter gudgeon pin located by circlips.

Connecting Rods: Forged in nickel chrome molybdenum steel, weight graded and balanced.

Lubrication System: By front mounted chain-driven rotor type oil pump and full flow filter.

Carburation: Two Solex twin choke PHH44 carburettors with air cleaner and silencer.

Ignition: High efficiency coil and distributor incorporating automatic advance and micro timing adjustment.

Automatic Transmission : Three forward speeds and reverse with intermediate gear hold controlled from steering column. Gear ratios: Low, 18-27/8-7:1; intermediate, 11-36; 5-41 :1; direct top, 3'77:1.

Manually operated gearbox (optional): four speeds with synchromesh on all forward gears. Floor mounted centre change. Gear ratios: Reverse, 2-52:1; 1st, 2-92:1; 2nd, 1-85:1; 3rd, 1-25:1; top, 1:1. 9” (22.86cm.) twin plate clutch with hydraulic operation.

Propellor Shaft: Needle roller bearing divided propeller shaft with flexibly mounted centre bearing. Shaft dynamically balanced. Final Drive: Frame mounted hypoid unit. Ratio, 3-77:1.

Front Suspension: Independent, incorporating transverse wishbones and ball jointed king-pins. Co-axial coil springs and large diameter telescopic shock absorbers.

Rear Suspension: De Dion axle mounted on parallel trailing links and located transversely by Watt linkage. Transverse torsion bars and large double acting piston type shock absorbers. Steering: Rack and pinion steering box and universally jointed column. 17" diameter (43-18 cm.) wood rimmed steering wheel.

Brakes: Dunlop disc front and rear, hydraulically operated. Bellows type servo operating directly on the brake pedal. Twin master cylinders providing independent hydraulic systems to front and rear. Floor mounted handbrake lever operating on rear discs. Brake fluid level warning light on instrument panel.

Fuel System: Twin wing mounted petrol tanks with balance pipe for easy filling. Total capacity 16.4 Imp. galls. (19.8 U.S. gals, 74.9 liters). Electrically operated reserve 3 Imp. galls. (3.6 U.S. gals, 13.6 liters). Twin S.U. high pressure electric fuel pump. Petrol filler lid electrically operated from interior.

Exhaust System: Twin pipe system with six high efficiency silencers.

Wheels and Tyres: Ventilated centre-lock disc wheels with 6" (15-24 cm.) wide rims. 7-10 x 15" tyres.

Electrical Equipment: 12 volt system. 60 amp. hour battery incorporating master switch. Heavy duty high output ventilated dynamo with automatic voltage control. Starter motor, distributor and high efficiency coil. Two-speed windscreen wipers and electric windscreen washer operated by single control knob. Twin wind tone horns. Steering column finger-tip lever for operating self-cancelling flashers, headlamp main and dipped beams and for flashing headlamps. Four headlamps providing long-range main beam and improved dipped beam. Separate flush fitting front parking lamps. Separate front flashing lamps. Separate stop-tail, flashing lamps and reflectors, number plate and reversing lamps.

Body: 5 seater 'Superleggera' construction incorporating magnesium aluminum alloy panels on tubular steel framework in unit with steel platform chassis. Body chassis unit completely rust proofed, insulated and under-sealed.

Luxurious seating for 5 persons. Bucket type reclining front seats fully adjustable. Rear seats incorporating centre arm-rest. Upholstery in finest quality English hide. Lockable glove box. Picnic tables in rear compartment. Pile carpets throughout.

Complete set of instruments including speedometer, electric revolution counter, oil pressure and fuel gauge with reserve warning light, ammeter and water temperature gauge and electric clock. Instrument panel illumination controlled by rheostat switch.

Radio with electrically operated aerial.

Comprehensive demisting and fresh air ventilating including rear passenger heater and back light demisting. Electrically operated windows to all doors. Interior courtesy lamps and rear passenger reading lamps. Map reading lamp in glove box. Cigar lighters and ashtrays in front and rear compartments. Sun visors. Coat hooks. Luggage accommodation is provided in an exceptionally capacious boot having a depth of 50". Doors, glove box and luggage boot lid fitted with Yale-locks.

Spare Wheel and Tools: The spare wheel is carried in a separate waterproof and dirt
proof compartment under the boot floor. The comprehensive toolkit is contained in a separate bag.

Jacking: By hydraulic engaging sockets adjustable as required.

Principal Dimensions:
Wheelbase 289.6 cm.
Front track 137.2 cm.
Rear track 140.9 cm.
Overall length 496.6 cm.
Overall width 176.5 cm.
Overall height 142.2 cm.
Ground clearance 15.2 cm.
Turning circle 12.3m.
Kerb weight 1712 kg.

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