Lamborghini Countach
Engine data

Lamborghini Countach

Section Title: Engine data
Table Section Text: None

Model	Displacement	Power	Torque	Compr. ratio	Fuel and induction systems

LP500 prototype	4,971 cc (303.3 cu in)	328 kW (446 PS; 440 hp)	448 N⋅m (330 lbf⋅ft) at 5,750 rpm	10.5:1	Carburetor

LP400	3,929 cc (239.8 cu in)	276 kW (375 PS; 370 hp)	361 N⋅m (266 lb⋅ft) at 5,000 rpm	10.5:1	Carburetor

LP400 S	3,929 cc (239.8 cu in)	261 kW (355 PS; 350 hp)	356 N⋅m (263 lb⋅ft) at 5,000 rpm	10.5:1	Carburetor

LP500 S	4,754 cc (290.1 cu in)	276 kW (375 PS; 370 hp)	418 N⋅m (308 lb⋅ft) at 4,500 rpm	9.2:1	Carburetor

LP500 Turbo S prototype	4,754 cc (290.1 cu in)	549 kW (746 PS; 736 hp)	876 N⋅m (646 lb⋅ft) at 4,500 rpm	N/A	Twin turbochargers, carburetor

5000 QV	5,167 cc (315.3 cu in)	335 kW (455 PS; 449 hp)	500 N⋅m (369 lb⋅ft) at 5,200 rpm	9.5:1	6X2 44 DCNF Weber carburetors

25th Anniversary

Evoluzione prototype	5,167 cc (315.3 cu in)	335 kW (455 PS; 449 hp) at 7,000 rpm	N/A	9.5:1	Motronic fuel injection

Sentence(s)

In Lamborghini Countach engine development, the engine displacement increased to 4,754 cc in LP500S, and then to 5,167 cc in 5000 Quattrovalvole.

final_sentence: In Lamborghini Countach engine development, the engine displacement increased to 4,754 cc in LP500S, and then to 5,167 cc in 5000 Quattrovalvole.