The Lancia Delta S4 is a Group B rally car that competed in the World Rally Championship in 1985 and 1986, until Group B cars were banned from competition by the FIA. The car replaced and was an evolution of the Lancia 037. The S4 took full advantage of the Group B regulations, and featured a midship-mounted engine and all-wheel drive for superior traction on loose surfaces. The car's 1759.3 cc four-cylinder engine combined supercharging and turbocharging to reduce turbo lag at low engine speeds.[1] Officially, the car produced 480 horsepower (350 kW), but the one that participated in the 1986 World Rally Championship developed over 560 horsepower (417 kW). In 1985, Lancia engineers tested a S4 engine under extreme conditions, reaching 5 bars boost, developing around 1000 horsepower. An engine capacity multiple of 1.4 was applied to forced induction engines by the FIA and the choice of 1759 cc put the S4 in the under 2500 cc class, which allowed for a minimum weight of 890 kg (1962 lb). The combined super/turbocharger system (often referred to as twincharging) was a development of the 037 engine that produced 350 hp (261 kW) with a supercharger only. Like Peugeot's earlier 205 T16, the mid-engine Lancia Delta S4 was a Delta in name and body styling only (for marketing purposes), and shared virtually nothing in terms of construction with the production front-engine Delta. The chassis was tubular space frame construction much like the 037. It featured long travel double ... | From:IwantaLexusLFA Views:0 0ratings | |
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четвъртък, 7 февруари 2013 г.
NEW!!! LANCIA DELTA S4 BY AUTOart 1/18
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