The SG-2 racing car better known on public as “Torpedo-GAZ” (1951). it was created after “Victory sports” by designer A.A.Smolin. He refused the “Victory” body even if remade, having created a bearing aluminum body of a tear-shaped form of completely new design with use of aviation technologies. The car turned out easier than “Victory sports”, possessed thus the best obtekayemost. Its framework – a set from dural profiles, a covering – from aluminum sheet. On SG-2 “GAZ-Torpedo” was two all-Union records of speed are established.
Body type – all-metal bearing
Wheel formula – 4х2
The equipped mass of the car – 1100 kg
Wheel base – 2700 mm
Overall dimensions (ДхШхВ) – 6250/2070/1200
Engine model – M-20
Engine type – 4-P, line, carburetor with the volume supercharger (like Ruts).
Working volume – 2487 cm3
Engine capacity – 105/4000 hp/rpm.
The maximum speed – 191 km/h.
Dispersal time from a place to 1000м – 33,7 sec.
Tires, dimension – 6,70-15
Designers of GAS understood that the created sports cars of SG-1 and SG-2 – only transitional stage to more perfect designs with higher dynamic parameters. The idea of construction of superfast model which would become over time a basis for creation of the car, capable to establish new world records of speed was offered. And such by a car it was created which received designation of SG-3 and the name GAZ-TR. It had a turbojet. But it already other history.