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                                                                                                          Bentley Turbo R
                                                                                                        Image courtesy Great Cars

                          Technical Data: 
                          All alloy V8, conventional configuration. 
                          Bore x stroke 104.14 x 99.06 mm (4.1 x 3.9 in), 6,750cc. 
                          Lucas electronic ignition with Solex 4A1 4-barrel downdraught carburettor (to 1986) 
                          Bosch MK-Motronic fuel injection (to 1994) 
                          Zytek EMS3 engine management system (1995) 
                          Garrett AiResearch turbocharger type TO4B 
                          Gearbox - 3 speed auto to 1991, 4 speed auto 1992 on. 
                          Brakes - 4 wheel discs, ALB from 1986. 
                          Wheelbase: 3,061 mm (120.5 in) Long wheelbase  3,161 mm (124.5 in). 
                          Tyres:  275/55VR15  on 1985 model - later models had  255/65VR16  (1993) and 255/55WR17 (1994 on). 
                          Performance: max 220 kph ('85), 235kph ('88), 249 kph (1995) [135mph to 150mph] 

                          Production 1985 - 1995 
                          4653 Bentley Turbo R 
                          1211 Bentley Turbo R long wheelbase 

                          The following is based on the factory sales brochure circa 1995: 

                          The ultimate sporting high performance saloon, with luxurious accommodation for four adults and luggage. A 0-60mph acceleration time of under six seconds and maximum speed of 150mph is achieved with astonishing refinement and comfort. The crisp, dramatic new lines of the exterior are complemented by a redesigned interior with improved comfort and driver control, confirming the Turbo R's stature as a unique driving experience. 


                               Wrap-around and colour-matched bumpers with integral finisher lip. The re-proportioned radiator shell, integral front airdam, new exterior mirror system and spare wheel mounted within the luggage compartment all contribute to the smooth, integrated exterior appearance. 
                               Swept-through console with touchopening burr walnut veneer panels to reveal the in-car entertainment system and smoker's accessories. 


                               Automatic ride control provides computer control of the suspension dampers to optimise ride comfort and handling. 
                               Transmission shift energy management and adaptive shift control provide computer control of the gearbox to produce smooth gear changes under all conditions. 
                               Dynamic shift pattern (DSP) modifies the gear change points in 'normal' mode according to driving style. 
                               Zytek EMS3 engine management system provides high density 32x32 site bit-maps for fuelling and ignition, enabling more accurate engine mapping, so providing greater efficiency, power and almost instant throttle response. 
                               CFC-free air conditioning system. 


                               6.75 litre V8 engine with exhaust driven turbocharger and intercooler. 
                               Digital boost control system. 
                               7.5Jx17 aluminium alloy wheels fitted with directional 255/55WR17 tyres 
                               Centre console-mounted gearshift with sport/standard gear change pattern selector. 
                               Four speed electronically controlled automatic gearbox with torque converter lock-up. 
                               Maximum power 286.1 kW (386 bhp) at 4000 rpm 
                               Maximum torque 750 Nm (553lbft) between 2000 and 3450 rpm 
                               Maximum speed 241 km/h (150 mph) 
                               Acceleration (0-60 mph) under six seconds 

                                 Fuel consumption
                                                 European Union drive cycle
                                                                         Monroney label
                                                 25.7 1/100 km (11.0 mpg)
                                                                         11 mpg USl
                                Extra urban (Highway)
                                                 13.3 1/100 km (21.2 mpg)
                                                                         16 mpg USl
                                                 17.8 1/100 km (15.9 mpg)
                                                                         13 mpg US


                               Wheelbase 3016 mm (120.5 in) 
                               Overall length 5294 mm (17ft 4.4 in) 
                               Overall width (across mirrors) 2110 mm (6ft 11.1 in) 
                               Overall height 1485 mm (4ft 10.5 in) 
                               Turning circle (kerb to kerb) 12.16m (39ft 10.7 in) 


                               Underside of the bodyshell is zinc-coated and undergoes a ten-stage metal pre-treatment process prior to cathodic electro-priming. Multi-stage painting process with the latest 'clear over base' paint technology. 
                               Flexibilised polymer clearcoat lacquer applied to the front surfaces of the motor car provides increased stone chip protection, yet is almost invisible to the eye. 
                               Elastomeric stone-chip protective coating is applied to the sill and wheel arch areas prior to painting. 


                               Four channel electronic anti-lock system and anti-dive geometry. 
                               Full-sized driver and front seat passenger airbags. 
                               Double anti-side intrusion beams to doors. 
                               Dual level air conditioning designed to maintain driver alertness. 
                               Orthopaedically designed seating system helps to reduce occupant stress levels. 
                               Careful attention to weight distribution under all loading cases, together with full-length lever arm front suspension and semi-trailing arm rear suspension with Panhard rod provide a safe and progressive handling characteristic at all times. 


                               Four door saloon with accommodation for up to five adults. 
                               Tilt-adjustable steering wheel enables the ideal driving position to be reached, improves instrument visibility and has 'easy entry-exit' feature. 
                               Memory facility allows the positions of the seat, exterior mirrors and steering wheel of four different drivers to be recalled. 
                               Front passenger seat fitted with four memories for seat position. 
                               Air conditioning outlets for rear seat passengers permit individual control of the rear cabin environment. 
                               Independently adjustable rear seats with opening centre box armrest on the Turbo RL. 
                               4x30 Watt tuner-cassette audio system, with 6 CD autochanger mounted in centre console armrest, playing through a ten speaker system. 
                               Remote control of incar entertainment system for rear seat passengers. 
                               Full hide upholstery, Wilton carpet and lambswool rugs. 
                               Burr walnut veneer with straight grained walnut cross-banding. 
                               Two stage front seat heating with Bi-level lumbar support system. 

                          Much of the information above is based on the factory brochure, as published on the Australian RR Owners Club site. Modified for brevity and clarity.