Mini Cooper

First registered in 1991, one careful lady driver :o)

Technical Details


Engine prefix number 12A2AG01
Capacity 1,275cc four-cylinder OHV
Compression ratio 10.5:1
Power output 61bhp at 5,500rpm
Torque 61lb.ft at 3,000rpm
Bore / stroke 70.64 x 81.33
Firing order 1-3-4-2
Valve clearance (cold) 0.33 0.38mm
Idle speed 850+/- 50 rev/min
Fast idle speed 1200+/- 50 rev/min
Exhaust gas CO content at idle (hot) 1.0 to 3.0%

Top Speed 96mph
0-60mph 11.2s
SQM 18.4s

Fuel System

Carburettor Single SU HIFF 44
Jet size 0,100in
Needle BFY
Spring Red


Gearbox Type Four speed manual
Ratio 4th 3.105:1
Ratio 3rd 4.425:1
Ratio 2nd 6.784:1
Ratio 1st 11.324:1
Ratio Reverse 11.386:1


Electrical System 12v Negative earth
Battery Lucas A7 30Ah
Alternator Lucas A127/45 or A127/55
Starter motor Pre-engaged type M79
Distributor 65DM4 electronic breaker less ignition
Spark plugs GSP 4362
Spark plug gap 0.85mm
Wiper motor Lucas 14WA
Radio type R570
Fuses 4 main bulkhead mounted fuses + 4 in-line fuses (+ radio)


Front 8.4in Lockheed discs
Rear 7in Lockheed drums

Wheels & Tyres

Type Rover Minilite eight-spoke cast alloy wheels
Wheel size 4.50B x 12
Tyre size 145/70 SR12 usually Pirelli
Tyre pressure 28 lbf/in2


Fuel tank 34 litre (7.5 gal)
Engine refill and filter change 4.8 litre (8.5 pt)
Cooling system 4.0 litre (7 pt)


Unladen weight (full fuel tank, no options) 659 kg (1531 lb)
Max gross vehicle weight 1020 kg (2247 lb)


Overall height 1.331m (4 ft 5 in)
Overall width including mirrors 1.56m (5 ft 1.25 in)
Overall length 3.061m (10 ft 0.5 in)
Ground clearance 125mm (5 in)
Wheelbase 2.035m (6 ft 8.25 in)
Turning circle 8.55m (28 ft 6 in)


Article on the 60s Mini Coopers from Evo Sept 06 here (jpg)

Valid HTML 4.01 Transitional Copyright © 2009 Hazelnet & Styleshout Valid CSS!