The Cabriolet version of the SL Class model has a 4973 cc (303.4 ci) 32 valve V 8 Naturally Aspirated Petrol engine.
This particular Mercedes SL Class 500SL R129 has a 4 speed / Auto gearbox with the power being delivered through it's RWD system.
The SL Class's 4973 cc (303.4 ci) engine reaches its peak power of 322 bhp (240 kW) @ 5500 rpm.
The Mercedes SL Class produces torque measuring 332 lb-ft (450.1 Nm) @ 4000 rpm.
The SL Class weighs around 1889 kg (4164 lb). Power to weight can be calculated at 170.4 bhp per metric ton or alternatively as 175.7 lb-ft of torque per ton.
The Mercedes SL Class 500SL R129 -  has a top speed of 155 mph (249.4 kph)
This SL Class accelerates 0-60mph (96.6 kph) in 6.3 seconds or 0-100kph in 6.5s and can achieve an estimated 1/4 mile drag time in 14.36 seconds with a trap speed of 92.0 mph.
Aston-Martin DBS 5.2 V12 Twin Turbo Superleggera Volante
Engine: Twin Turbo Petrol | 5204cc 48v V12
Top Speed: 339.5 kph
0-100kph: 3.6 seconds