Mercedes-Benz SL (R129, facelift 1998) SL 600 V12 (394 Hp) Automatic 1998

Key specs

Mercedes-Benz SL (Roadster) SL (R129, facelift 1998) 1998,1999,2000,2001

What is the body type, Mercedes-Benz SL (R129, facelift 1998) SL 600 V12 (394 Hp) Automatic 1998?

Roadster, 2 Doors, 2 Seats

How much power, Mercedes-Benz SL (R129, facelift 1998) SL 600 V12 (394 Hp) Automatic 1998?

394 Hp @ 5200 rpm.
65.8 Hp/l

How fast is the car, Mercedes-Benz SL (R129, facelift 1998) SL 600 V12 (394 Hp) Automatic 1998?

250 km/h, Electronically limited 155.34 mph

What is the engine size, Mercedes-Benz SL (R129, facelift 1998) SL 600 V12 (394 Hp) Automatic 1998?

5987 cm3
365.35 cu. in.

How many cylinders, Mercedes-Benz SL (R129, facelift 1998) SL 600 V12 (394 Hp) Automatic 1998?

12, V-engine

What is the drivetrain, Mercedes-Benz SL (R129, facelift 1998) SL 600 V12 (394 Hp) Automatic 1998?

Rear wheel drive,

How long is this vehicle, Mercedes-Benz SL (R129, facelift 1998) SL 600 V12 (394 Hp) Automatic 1998?

4499 mm
177.13 in.

How wide is the vehicle, Mercedes-Benz SL (R129, facelift 1998) SL 600 V12 (394 Hp) Automatic 1998?

1812 mm
71.34 in.

What is the curb weight, Mercedes-Benz SL (R129, facelift 1998) SL 600 V12 (394 Hp) Automatic 1998?

1975 kg
4354.13 lbs.

Mercedes-Benz SL (Roadster) SL (R129, facelift 1998) 1998,1999,2000,2001 Specs

General information

Brand Mercedes-Benz
Model SL (Roadster)
Version SL (R129, facelift 1998)
Engine version SL 600 V12 (394 Hp) Automatic
Year production start 1998
Year production end 2001
Vehicle type Roadster
Horsepower RPM 394 Hp @ 5200 rpm.
Acceleration 0 - 100 kmh sec 6.1 sec
Curb weight kg -lbs total

1975 kg

4354.13 lbs.
Overall length mm - inch

4499 mm

177.13 in.
Doors 2
Top Speed 250 km/h, Electronically limited 155.34 mph

Engine specs

Designation model M 120.981
Cam configuration DOHC
Engine position and orientation Front, Longitudinal
Cylinders 12
Position of cylinders V-engine
Displacement (liters)

5987 cm3

365.35 cu. in.
Eng. horsepower RPM 394 Hp @ 5200 rpm.
Horsepower per litre 65.8 Hp/l
Weight / horsepower kg/hp - hp/tons

5 kg/Hp

199.5 Hp/tonne
Weight / torque kg/Nm - Nm/tons 3.5 kg/Nm, 288.6 Nm/tonne

3.5 kg/Nm

288.6 Nm/tonne
Torque Nm RPM lb-ft RPM

570 Nm @ 3800 rpm.

420.41 lb.-ft. @ 3800 rpm.
Bore (mm in)

89 mm

3.5 in.
Stroke (mm in)

80.2 mm

3.16 in.
Compression ratio 10
Fuel delivery system Multi-point indirect injection
Fuel type Petrol (Gasoline)
Valvetrain 4
Engine aspiration Naturally aspirated engine
Engine oil liters | quarts

10 l

10.57 US qt | 8.8 UK qt
Engine coolant

19 l

20.08 US qt | 16.72 UK qt
Emission certification Euro 3
Powertrain architecture Internal Combustion engine
Engine location Front, Longitudinal

Transmission and Drive system

Drive configuration Rear wheel drive

Brakes

Front brakes Ventilated discs, 320 mm
Rear brakes Ventilated discs, 300 mm
Anti-lock brake system ABS (Anti-lock braking system)

Steering

Steering type Cone worm with recirculation balls
Turning diameter m - ft

10.7 m

35.1 ft.

Suspension

Front suspension Coil spring, Hydro-pneumatic element, Wishbone, Transverse stabilizer
Rear suspension Helical spring, Hydro-pneumatic element, Transverse stabilizer, Independent multi-link

Body / Chassis

Wheels & Tyres

Wheels size 245/45 R 17 W
Wheels rims 8.25 J x 17 H 2

Exterior

Interior

Safety and Security

Passenger

Passengers seats 2
Trunk space min liter | cu. Ft.

265 l

9.36 cu. ft.

Dimensions

Overall length mm - inch

4499 mm

177.13 in.
Overall width mm -inch

1812 mm

71.34 in.
Overall height mm -inch

1296 mm

51.02 in.
Wheelbase mm - inch

2515 mm

99.02 in.
Track width front mm - inch

1532 mm

60.31 in.
Track width rear mm - inch

1523 mm

59.96 in.
Coefficient of drag 0.32-0.40

Weights

Curb weight kg -lbs total

1975 kg

4354.13 lbs.
Gross weight kg -lbs total

2320 kg

5114.72 lbs.
Capacities kg - lbs

345 kg

760.59 lbs.
Fuel tank liters | gallons

80 l

21.13 US gal | 17.6 UK gal

Fuel economy

Urban (NEDC) l/100 km - Mpg

23.3 l/100 km

10.1 US mpg
Extra urban (NEDC) l/100 km - Mpg

10.9 l/100 km

21.58 US mpg
Combined (NEDC) l/100 km - Mpg

15.5 l/100 km

15.18 US mpg
Autonomy km (combined use) NEDC 5333?333333

Engine type

12 CYLINDER V-Engine
What engine is the 12 cylinder V-engine: a V12 engine is a twelve-cylinder piston engine where two banks of six cylinders are arranged in a V configuration around a common crankshaft.

What is the 12 cylinder V-engine displacement: it is in a range between 3500 cc and 7312 cc in recent model line up powertrain.

How much is the power of the 12 cylinder V-engine: the power of the 12 cylinder v-engine is in a range from 264 bhp to 860 bhp.

Which cars use 12 cylinder V-engine: few automotive manufacturer engineered and built V12 engines.

Ferrari V12 engine powered Testarossa with a DOHC head and 4942 cc displacement and then 456,512,F50,Enzo, all iconic latest models including 812 and Purosangue.

Jaguar V12 engine was an all-aluminium SOHC design with displacements of 5.3-6.0 L (323-366 cu in) that was produced from 1971 to 1997 in the E-Type, XJS and XJ.

BMW production of V12 engines began with the BMW M70 SOHC engine introduced in the 1987 E32 7 Series luxury sedan. It was upgraded to a DOHC V12 engine in 2003, then to a turbocharged DOHC V12 engine which has been in production from 2008 to the present in the 7 Series. BMW V12 engines have also been used in several Rolls-Royce models, beginning in 1998.

Mercedes-Benz first V12 engine was the M120 engine, a 6.0 L (366 cu in) DOHC engine introduced in the 1991 Mercedes-Benz 600 SE luxury sedan. It was replaced by a SOHC V12 engine in 1998 upgraded to turbocharged which has been in production for 2003 to the present. Mercedes-Benz V12 have also been used in several Maybach models, beginning with the Maybach 57-62 in 2002.

Aston Martin the 1999 DB7 V12 Vantage used the first V12 engine, a 5.9 L (362 cu in) DOHC design. Variations of this engine were used in the Vanquish, DB9, DBS V12, Rapide, Virage, and V12 Vantage. This engine was replaced by a turbocharged DOHC V12 engine, which was introduced in the DB11 and has been produced from 2016 to the present.

Audi the 2008-2012 Q7 SUV was powered by 6.0 V12 48v TDI engine, which was the first V12 diesel engine used in a production car.

Toyota V12 engine from 1997-2016 Toyota GZ engine, a 5.0 L (305 cu in) DOHC design which was used in the Toyota Century limousine.

In the United States, no mass-produced V12 engines have been built since the 1940s, with U.S. manufacturers preferring to use large displacement V8 engines instead.
In China, the 2009 Hongqi HQE limousine, powered by a 6.0 L (366 cu in) DOHC V12 engine, is the sole Chinese car to be produced with a V12 engine.

What is the 12 cylinder V-engine angle: V12 engine use a V angle of 60 degrees between the two banks of cylinders. Each bank of a V12 engine essentially functions as a straight-six engine with perfect primary and secondary engine balance and outstanding smoothness: at any given time, three of the cylinders in a V12 engine are in their power stroke, reducing gaps between power pulses.

Racing use of 12 cylinder V-engine: V12 engines are not the choice in last seasons but were often used in the past in Formula One. The first V12 engine used in Formula One was in the 1964 Honda RA271 and in 1966 season V12 engines was the choice with new V12 engines from Ferrari, Maserati, and Weslake. Ferrari's engine debuted in the Ferrari 312 racing car and was used up to the 1975 Ferrari 312B, after which Ferrari switched to a flat-twelve engine.
Few V12 engines were used in the following decades, with the exception of the Alfa Romeo V12 which was first used by the 1979 Brabham BT48 and then by Alfa Romeo until the 1982 Alfa Romeo 182. Latest power train equipment began in 1989, with the introduction of the Ferrari 640 racing car and Ferrari continued to use V12 engines until the 1995 with model 412 T2, the last Formula One using a V12 engine.
The most powerful naturally-aspirated V12 engine used in Formula One was the Tipo 043, used by Ferrari in 1994, which produced 850 hp (634 kW) @ 15,800 rpm.
In prototype sports car racing, Audi in 2006-2008 season used a used a diesel twin-turbo V12 engine and the same did Peugeot in 2007 with the 908 HDi FAP.

edited by arrabbiata

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