MGB Jubilee Model 1975
See specifications below illustration.
Page 062D Club site for MGB Jubilee & L.E. Owners: www.mgbjubilee.com
MGB Jubilee Model Specifcations
Engine
Cylinders: 4 Bearings: 5
Bore: 80.26 mm
Stroke: 88.9mm
Displacement: 1798cc
Valves: pushrod/overhead
Cylinder Head: cast iron
Compression ratio: 9.0:1
Carburettors: Twin SU 1.5in type HIF
Power output: 84 bhp at 5500rpm
Max torque 105lb at 2,500rpm

Performance

Maximum speed: 104mph
Acceleration: 0-60 mph 14.0secs
Overall fuel consumption: 26mpg

Construction
All steel unitary

Transmission
Clutch: 8in Borg and Beck,
single dry-plate diaphragm
Gearbox: 4-speed, all synchromesh
Ratios: Top 1.0, 3rd 1.37, 2nd 2.21,
1st 3.64, reverse 4.76
Overdrive: Laycock Type LH,

Brakes
Lockheed hydraulic servo assisted
Front: 10.75in disc
Rear: 10 x 1.75in drum

Brakes
Lockheed hydraulic servo assisted
Front: 10.75in disc
Rear: 10 x 1.75in drum

Steering
Rack and pinion,
3 turns lock to lock

Suspension
Front: Wishbone coil spring,
Rear: Half elliptic, leaf spring,
Armstong lever arm dampers
front & rear

Wheels & Tyres
51/2 J Alloy (as V8’s)
175 x 14in radial tyres

Dimensions & Weight
Wheelbase: 7ft 7in
Track - front: 4ft 1in
Track - rear: 4ft 1.25in
Overall length: 13ft 2in
Overall width: 4ft 11.9in
Overall height: 4ft 1.4in
Ground clearance: 4.5in
Turning circle: 32ft
Kerb weight: 21.82cwt