Service and Engine Data

2 ¼ Litre Petrol

Cylinders: 4
Capacity (Piston Displacement): 2286cc (140 cu. in.)
Bore: 90.49mm (3.562 in.)
Stroke: 88.9mm (3.5 i.n)
Firing order: 1,3,4,2
Compression Ratio: 8:1 or 7:1
Compression Pressure: 145 lb./sq in.
Maximum Brake Horsepower: 77 @ 4250 r.p.m.
Maximum Torque: 124 lb./ft. @ 2500 r.p.m.
Ignition Timing (8:1 C/R engine running on 90 octane fuel): TDC
Valve Clearance: 0.25mm (0.010in.) Inlet and Exhaust
Idle Speed 500 r.p.m.
Sparking Plugs Gap: 0.75-0.80mm (0.029-0.032in.)
Oil Pressure: 50-60 lb./sq in. (@ 30 m.p.h. in top gear with engine warm)
Oil Capacity: 6.0 litres (11 pints) (+ 0.85 litres [1.5 pints] extra when changine oil filter)
Cooling System Capacity: 8.1 litres (14.25 pints)

2 ¼ Litre Diesel

Cylinders: 4
Capacity (Piston Displacement): 2286cc (139.5 cu. in.)
Bore: 90.49mm (3.562 in.)
Stroke: 88.9mm (3.5 i.n)
Firing order: 1,3,4,2
Compression Ratio: 23:1
Compression Pressure: 440 - 468 lb./sq in.
Maximum Brake Horsepower: 62 @ 4000 r.p.m.
Maximum Torque: 103 lb./ft. @ 1750 r.p.m.
Injection Timing: 13º BTDC
Valve Clearance: 0.25mm (0.010in.) Inlet and Exhaust
Idle Speed: 590 +/- 20 r.p.m.
Oil Pressure: 50-60 lb./sq in. (@ 30 m.p.h. in top gear with engine warm)
Oil Capacity: 6.0 litres (11 pints) (+ 0.85 litres [1.5 pints] extra when changine oil filter)
Cooling System Capacity: 7.8 litres (13.75 pints)

2 Litre Petrol

Cylinders: 4
Capacity (Piston Displacement): 1997cc (125 cu. in.)
Bore: 77.80mm (3.063in.)
Stroke: 105mm (4.134i.n)
Firing order: 1,3,4,2
Compression Ratio: 6.9:1
Maximum Brake Horsepower: 52 @ 4000 r.p.m.
Maximum Torque: 101 lb./ft. @ 1500 r.p.m.

2 Litre Diesel

Cylinders: 4
Capacity (Piston Displacement): 2025cc (125 cu. in.)
Bore: 85.725mm (3.375 in.)
Stroke: 88.9mm (3.5 i.n)
Firing order: 1,3,4,2
Compression Ratio: 22.5:1
Maximum Brake Horsepower: 52 @ 3500 r.p.m.
Maximum Torque: 105 lb./ft. @ 2000 r.p.m.

2.6 Litre Petrol

Cylinders: 6
Capacity (Piston Displacement): 2625cc (160.3 cu. in.)
Bore: 77.80mm (3.063 in.)
Stroke: 92.075mm (3.625 i.n)
Firing order: 1,5,3,6,2,4
Compression Ratio: 7.8:1 or 7:1
Compression Pressure: 145 lb./p.s.i.
Maximum Brake Horsepower: 83 @ 4500 r.p.m.
Maximum Torque: 128 lb./ft. @ 5500 r.p.m.
Ignition Timing (7.8:1 C/R engine running on 90 octane fuel): 2º ATDC
Valve Clearance: Inlet 0.15mm (0.0006in.) engine cold.  Exhaust 0.25mm (0.0010in.) engine hot or cold
Idle Speed 500 r.p.m.
Sparking Plugs Gap: 0.75-0.80mm (0.029-0.032in.)
Oil Pressure: 55-65 lb./sq in. (@ 30 m.p.h. in top gear with engine warm)

Transmission Lubrication Capacities

Main Gearbox: 1.5 litres (2.5 pints)
Transfer Box: 2.5 litres (4.5 pints)
Rover Differential: 1.75 litres (3 pints)
Salisbury Differnetial: 2.5 litres (4.5 pints)
Swivel Housing: 0.5 litres (1 pint)