Engine Porsche M96.20

The 2.5-liter boxer Porsche M96.20 engine was produced by the concern from 1996 to 1999 and was installed on the basic modifications of the first generation Boxster convertible in the back of the 986. The engines of the first years had many problems due to the poor quality of the casting of the cylinder block.

Engines of M96-line: M96.20, M96.22, M96.26.

Specifications

Production years 1996-1999
Displacement, cc 2480
Fuel system distributed injection
Power output, hp 204
Torque output, Nm 245
Cylinder block aluminum H6
Block head aluminum 24v
Cylinder bore, mm 85.5
Piston stroke, mm 72
Compression ratio 11.0
Features no
Hydraulic lifters yes
Timing drive chain
Phase regulator no
Turbocharging no
Recommended engine oil 5W-40
Engine oil capacity, liter 8.3
Fuel type petrol
Euro standards EURO 3
Fuel consumption, L/100 km (for Porsche Boxster 1998)
— city
— highway
— combined
14.3
7.1
9.7
Engine lifespan, km ~200 000
Weight, kg 172

The engine was installed on:

  • Porsche Boxster 1 (986) in 1996 – 1999.

Disadvantages of the Porsche M96.20 engine

  • In the units of the first years, the sleeves cracked and shifted due to poor casting quality;
  • The engine is very demanding on lubrication and turning the liners is not uncommon here;
  • This motor also has a massive problem with the intermediate shaft bearing;
  • A very modest resource is distinguished by a timing chain drive;
  • Weaknesses also include a water pump and ever-leaking crankshaft oil seals.

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