Rover Mini - Page 35

INFORMATION
GENERAL DATA 1REVISED: 12/96
ENGINE
Type 8 valve OHV......................................
Cylinder arrangement 4 in line - transverse........................
Bore 70.61 mm......................................
Stroke 81.28 mm....................................
Capacity 1275 cm
3
...................................
Firing order 1 - 3 - 4 - 2................................
Rotation Clockwise, viewed from front of engine...................................
Compression ratio 10.0 : 1...........................
Valve timing
Inlet:
Opens 9°BTDC...................................
Closes 41°ABDC...................................
Exhaust:
Opens 55°BBDC...................................
Closes 17°ATDC...................................
Lubrication
System type Wet sump, crankshaft driven eccentric rotor pump................................
Relief valve opening pressure 2.0 bar..................
Pressure at idle 0.5 bar.............................
Oil pressure warning light switch opens 0.2 to 0.3 bar..........
Oil filter Full flow with disposable canister...................................
FUEL SYSTEM
Electronic fuel injection data See Engine Tuning Data...................
Fuel Pump:
Type Electric immersible.....................................
Pump maximum pressure at 16V 2.7 bar..............
Regulated injection pressure range 1.0 to 3.0 bar ± 0.2 bar.............
COOLING SYSTEM
Pressure cap opens 0.5 bar..........................
Thermostat starts to open 88°C ± 2°.....................
Thermostat fully open 100°C ± 2°........................
Cooling fan operation:
On 105°C......................................
Off 98°C......................................