Rover 75 - 2.5 litre petrol; 2.0 litre diesel

Technical Data
195
5
2.5 litre petrol
2.0 litre diesel
Fuel UNLEADED 95 RON to EN 228 specification is
recommended†
Capacity 2497 cm
3
Firing order 1-6-5-4-3-2
Idle speed 750 ± 50 rev/min
Bore 80 mm (3.15 in)
Stroke 82.8 mm (3.26 in)
Number of cylinders 6 V-arrangement
Compression ratio 10.5:1
Ignition system Siemens engine management system
Spark plugs GSP 66527
Spark plug gap 1.0 mm ± 0.05
† Unleaded fuels of 95 - 98 RON can be used.
Fuel Diesel to EN 590 specification
Capacity 1950 cm
3
Firing order 1-3-4-2
Idle speed 780 ± 50 rev/min
Bore 84.0 mm (3.31 in)
Stroke 88.0 mm (3.46 in)
Number of cylinders 4 in-line
Compression ratio 18.0:1 ± 0.5:1