The principal difference between the GTSi and the 308 GTB is the fuel supply system ,with the more efficient injectors supplanting the carburetor system . The seet up of Spider version was the same as that of the GTBi.
Bodywork
Berlinertta Pininfarina
Engine
Number and arrangement of cylinders : 90° V8 Bore and stroke : 81x 71 mm Unitary and total displacement : 365.86/2926.90 cm3 Location : central transversal Cylinder block and heads : light alloy Compression ratio : 8.8:1 Max , power output : 214 bhp at 7700 rpm ; 73 bhp/litre Timing gear : 2 valves per cylinder , twin overhead camshafts per cylinder bank
Type and material : tubular Front suspension : Independent , double wishbones, coil springs Rear suspension ; independent ,double wishbones , coil springs
Dimensions and Weight
Length : 4230 mm Width : 1720 mm Height : 1120 mm Wheelbase : 2340 mm Front and rear track : 1460/1460 mm Dry weight : 1090 kg Fuel tank : 2 , total capacity of 70-80 litres depending on the model
