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1983→1986 Maserati Biturbo S

1983→1986 Maserati Biturbo S

1983→1986 Maserati Biturbo S

Presented in Rome on July 23rd 1983, the Biturbo S was characterized by its two-tone paint scheme (silver or red over grey lower-body) with blacked-out chrome trim. The seats were trimmed in a special Jacquard cloth designed by Missoni.

Lowered suspensions with wider tyres. Twin intercoolers fed by NACA ducts on the bonnet, boosting the 2-litre unit to 205 hp (2nd series SII with 210 hp). 1,038 of the original Biturbo S and SII were made until October 1986.

Introduced in 1984, the export version of the Biturbo S was fitted with the upgraded 2.5-litre unit instead of the 2.0-litre engine available only in Italy. It was sometimes referred to as Biturbo ES, where the “E” simply meant “Export”.

Other than the modifications linked to the engine upgrade, the Biturbo ES was similar to the Biturbo S, with two-tone paint and blacked-out chrome trim. The power output was 196 hp, 16 hp more than the Biturbo but 9 hp less than the Italian 2-litre Biturbo S, because of the catalyser fitted to match American regulations.

Story by Maserati S.p.A.

In Detail

submitted by Richard Owen
type Series Production Car
production years 1983 – 1986
built at Italy
engine 90° V6
position Front Longitudinal
aspiration Twin IHI Water-Cooled Turbos
ignition Electronic Ignition
valvetrain SOHC, 3 Valves per Cyl
fuel feed 1 Weber 36 DCNVH 16/100 Carburetor
displacement 1995 cc / 121.74 in³
bore 82 mm / 3.2 in
stroke 63 mm / 2.5 in
compression 7.8:1
power 152.9 kw / 205.0 bhp @ 5250 rpm
specific output 102.76 bhp per litre
bhp/weight 184.35 bhp per tonne
torque 253.5 nm / 187 ft lbs @ 3200 rpm
body / frame Unitary Steel Monocoque
driven wheels RWD
wheel type Magnesium Alloy
front tires 205/55 VR 14, Pirelli P7
rear tires 205/55 VR 14, Pirelli P7
front brakes Discs w/ Vacuum Assist
rear brakes Discs w/ Vacuum Assist
front wheels F 35.6 x 16.5 cm / 14.0 x 6.5 in
rear wheels R 35.6 x 16.5 cm / 14.0 x 6.5 in
steering Rack & Pinion
f suspension MacPherson Struts w/Telescopic Dampers, Coil Springs, Anti-Roll Bar
r suspension Semi-Trailing Arms w/Telescopic Dampers, Coil Springs, Anti-Roll Bar
curb weight 1112 kg / 2450 lbs
wheelbase 2514 mm / 99.0 in
front track 1420 mm / 55.9 in
rear track 1431 mm / 56.3 in
length 4153 mm / 163.5 in
width 1714 mm / 67.5 in
height 1305 mm / 51.4 in
transmission ZF 5-Speed Manual
gear ratios 3.42:1, 1.94:1, 1.39:1, 1.00:1, 0.79:1
final drive 3.31:1
top speed ~221 kph / 137.24 mph
0 – 60 mph ~6.5 seconds
fuel capacity 61 litres or 16.10 gal.