Technical Specifications for the
Nine Roadster
Engine
Four cylinder, 60 mm. by 95 mm. = 1,074 c.c.Treasury rating, 8.93 h.p.Overhead valves with overhead camshaftThree bearing counterbalanced crankshaftSteel connecting rodsSubmerged pump oil feed with internal and external bypass filtersAluminum alloy pistons12 volt coil ignition with automatic advanceSingle S.U. downdraft carburatorThermosyphon water circulation
Gearbox and TransmissionDry single-plate clutch with cushioned centreThree speed gear box with ratios 5.43, 9.9 and 18.08 to 1Synchromesh on second and third gearsNeedle-bearing open propeller shaftSpiral bevel final drive in pressed steel rear axle caseSemi-floating shafts
Wheels and Brakes16 inch pressed steel easy-clean wheels5.00 X 16 inch tiresGirling mechanical
SteeringBurman worm and nut
SuspensionHalf elliptic springs front and rearArmstrong double-acting hydraulic shock absorbers
Main DimensionsWheelbase 7 ft. 7 ins.Track 3ft 9 inOverall length 12 ft 5 3/4 inWidth 4 ft 7 3/4 inHeight 4 ft 8 inTurning circle 34 ftGround clearance 6 inWeight 15 1/2 cwt
Price
£169 (pre-war)£335 plus £93 purchase tax (post-war) |