General
Engine, Boxster S (987) - M97.21General
The Boxster S (987) for the model year 2007 will be be equipped with the engine of the Cayman S (987) with the type designation M 97.21.
Key features:
- Basic engine from Cayman S.
- Displacement of 3.4 liters.
- Introduction of VarioCam Plus.
- Revision of the exhaust system and the air filter.
- Revised exhaust system.
- Adaptation of the Motronic system.
Full-power Curve, M97.21
The most important data at a glance:
Displacement 3,387 cm3
Bore 96 mm
Stroke 78 mm
Power output 217 kW (295 bhp)
At engine speed 6,250 rpm
Max. torque 340 Nm (251 ft lb.)
At engine speed 4,400 - 6,000 rpm
Compression ratio 11.1 : 1
Cut-off speed 7,300 rpm
Idle speed 680 ± 40 rpm