Engine Rover 20M4F

The 2.0-liter 16-valve Rover 20M4F or 20HDM16 engine was assembled from 1986 to 1995 and put on the 800 model until its restyling in 1991, then on advanced versions of the 200 and 400. There is a 120-hp modification of this unit with single injection and a 177-hp turbo engine.

Engines of M/T-series: 20T4H, 20M4F, 20T4G.


Production years 1986-1995
Displacement, cc 1994
Fuel system distributed injection
Power output, hp 133 – 140
Torque output, Nm 178
Cylinder block cast iron R4
Block head aluminum 16v
Cylinder bore, mm 84.45
Piston stroke, mm 88.9
Compression ratio 10.0
Features DOHC
Hydraulic lifters yes
Timing drive belt
Phase regulator no
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 5.9
Fuel type petrol
Euro standards EURO 1/2
Fuel consumption, L/100 km (for Rover 820 1988)
— city
— highway
— combined
Engine lifespan, km ~280 000
Weight, kg 162.8

The engine was installed on:

  • Rover 200 II (XW) in 1991 – 1995;
  • Rover 400 I (XW) in 1992 – 1995;
  • Rover 800 I (XS) in 1986 – 1991.

Disadvantages of the Rover 20M4F engine

  • The first years of production, the engine had a bunch of flaws and caused a lot of trouble;
  • Grease and antifreeze leaks occurred regularly, and hydraulic lifters also hung;
  • In addition, owners of cars with such a motor complain about vibrations and noisy operation;
  • The timing belt is designed for 100,000 km, and when it breaks, the valves always bend.

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