The A-Z of Racing Cars


Ferguson



Stirling Moss in 1961.

Design Team
Chief DesignerClaude Hill
ConsultantsAlf Francis, Walter Belgrove (body design), Valerio Colotti (5-speed gearbox)
Chassis
TypeMulti-tubular space-frame
Production
Project ‘go-ahead’August, 1960
First ranApril, 5th, 1961 at Silverstone, Jack Fairman driving.
Numbers built1 car
Engine1.5 litre (1961)2.5 litre (1963)
ModelCoventry Climax FPF MkIICoventry Climax FPF MkI
Type4-cylinder in-line, DOHC, 4VPC4-cylinder in-line, DOHC, 4VPC
PreparationFerguson-
Capacity1498 ccm2495 ccm
Bore x Stroke81.90 x 71.10 mm94.10 x 89.90 mm
Max Power153 bhp @ 7500 rpm243 bhp @ 6800 rpm
Max Torque118 ft-lb @ 6200 rpm212 ft-lb @ 5300 rpm
Compression Ratio10.7:111.9:1
Fuel System2 x twin 45mm Weber carburettors2 x twin 48mm Weber carburettors
Weight250 lbs (excl. clutch, starter, dynamo)
Transmission
Gearbox5-speed Ferguson
RatiosI : 2.50:1
II : 1.71:1
III : 1.35:1
IV : 1.14:1
V : 1.00:1
R : 2.04:1
Primary reduction gearRatios : 1.13:1 to 1.93:1
Final Drive2:64:1, straight bevel gears
Clutch7.25in Ferguson triple dry-plate with sintered metal facings
Other
Suspension (Front and rear)Un-equal length wishbones, coil over Armstrong dampers
Brakes (Front and rear)10” Dunlop solid discs, Dunlop Maxaret anti-lock braking system
Wheels (Front and rear)Dunlop light alloy, pierced disc with centre-lock, 5.00 x 16”
Tyres (Front and rear)Dunlop R5R - 5.00 x 16” or 6.00 x 16”
SteeringFerguson rack-and-pinion, 2.5 turns lock-to-lock
Dimensions
Wheelbase7ft 6in
Front track4ft 4in
Rear track4ft 2in
Length12ft 11in
Width4ft 10.5in
Height2ft 6in
Ground clearance4.5in
Fuel capacity14.5 Imp gallons (rear tank), 10.5 Imp gallons (side tank), total 25 Imp gal. (114 lit.)
Turning circle37ft
Weight (dry)1093 lbs
Weight distribution51/49



P99 in Intercontinental Formula, 1963.


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