Quattroporte IV (V6 2.8) - 1994 to 1998
The 4th series of the sports sedan, styled by Marcello Gandini. Technically derived from the 4-door Biturbo 4.24v/430 4v with a wheelbase stretched by 5 cm to 2.65 meters. The first Maser' with antilock braking and airbag (driver-side only at first). Twinturbo engines with 4-valve-heads and twin intercoolers. V6 of 2.0 litres and 287 hp with 6-speed manual gearbox. 2.8 version of 284 hp with 4-speed automatic or 5-speed manual, 6-speed gearbox from 1995. V8 of 3.2 litres and 336 hp, derived and refined from the Shamal, launched in December 1995. 2.0-litre discontinued from 1997.
The Evoluzione series of 2800 and 3200 was introduced by the new management in 1998. They had top speeds of 255 to 270 kph (159 to 169 mph). A total of 1,138 Quattroporte IV plus Evoluzione were made.
Technical data
| 0-60 mph | |
| Bodywork | four-door saloon seating five |
| Bore and stroke | 94x67 mm |
| Brakes | ventilated discs all round with floating calipers, dual circuit, servo-assisted, ABS |
| Brakes front | |
| Brakes rear | |
| Chassis | steel monocoque |
| Compression ratio | 7.4:1 |
| Cooling system | water-cooled, centrifugal pump |
| Displacements (unitary) | |
| Dry weight | 3,401 lbs (1,543 kg) - automatic (1556 kg trasmissione automatica) |
| Engine | 90° V6 |
| Engine weight | |
| First race | |
| Front Tyres | |
| Front suspension | MacPherson struts, dual-rate telescopic dampers, coil springs, anti-roll bar (4-position electronic adaptive damping to order) |
| Front track | |
| Fuel & lubricant | |
| Fuel feed | Weber-Marelli multipoint electronic injection, two IHI water-cooled turbos, two front-mounted air-to-air intercoolers |
| Fuel tank | 18.04 Imp. gall. (82 litres) |
| Gear ratios | |
| Height | 54.33 in. (1,380 mm) |
| Ignition | static electronic ignition, twin three-way catalysers and Lambda probe |
| Kerb weight | |
| Length | 179.13 in. (4,550 mm) |
| Length-Width-Height | |
| Lubrication | full-flow filter lubrication |
| Maximum power | 284 bhp at 6,000 rpm |
| Maximum torque | 43 kgm (312 lbs/ft) at 3,500 rpm |
| Model | Quattroporte IV (V6 2.8) |
| One mile | |
| Production dates | 1994-1998 |
| Production start | 1994 |
| Quarter mile | |
| Rear Tyres | |
| Rear suspension | tubular welded semi-trailing rear arms derived from the Open Cup competition model with adjustable camber angle, dual-rate pressurised hydraulic telescopic dampers, 4-position electronic adaptive damping (to order) |
| Rear track | |
| Reduction | |
| Steering | hydraulic power-assisted rack and pinion, drivers' side airbag |
| Timing gear | four valves per cylinder (two intake, two exhaust), twin overhead camshafts per cylinder bank |
| Top speed | 161.5 mph (260 km/h) - automatic 158 mph (255 km/h) |
| Total displacement | 2,790 cc |
| Transmission | 6-speed + reverse; ZF 4-speed automatic to order |
| Tyres | front 205/55 ZR 16; rear 225/50 ZR 16 |
| Weight distribution | |
| Wheelbase | 104.33 in. (2,650 mm) |
| Wheels | light alloy, front 7" J x 16"; rear 8" J x 16" |
| Width | 71.26 in. (1,810 mm) |