Mercedes-Benz SLR McLaren. Operator's Manual.

Technical terms
Overspeed range
Engine speeds within the red marking
on the tachometer dial. Avoid this engine
speed range, as it may result in serious
engine damage that is not
covered by the Mercedes-Benz Limited
Warranty.
Poly-V-belt drive
Drives engine-components (alternator,
AC compressor, etc.) from the engine.
Power train
Collective term designating all components
used to generate and transmit
motive power to the drive axles, including
388
engine
clutch/torque converter
transmission
transfer case
drive shaft
differential
axle shafts/axles
Production options weight
( page 282)
Program mode selector switch
Used to switch the automatic transmission
between sport operation (S), comfort
operation (C) and manual
operation (MAN).
PSI
(Pounds per square inch)
( page 283)
Recommended tire inflation pressure
( page 283)
REST
(Residual Engine Heat Utilization)
Feature that uses the engine heat
stored in the coolant to heat the vehicle
interior for a short time after the engine
has been turned off.
Rim
( page 283)
RON
(Research Octane Number)
The Research Octane Number for gasoline
as determined by a standardized
method. It is an indication of a gasoline's
ability to resist undesired detonation
(knocking). The average of both
the MON (Motor Octane Number) and
RON (Research Octane Number) is
posted at the pump, also known as
ANTI-KNOCK INDEX.
Electrohydraulic brake system
Electronically controlled hydraulic
braking system for increased braking
safety and comfort.
Shift lock
When the vehicle is parked, this lock
prevents the gear selector lever from
being inadvertently moved out of position
P without SmartKey turned and
brake pedal depressed.