New physics changes and balancing by VAC 2023 (v1.2)
Porsche 956 - Porsche Type 935/76 F6 4v DOHC 2649 cc 2xKKK K26 Watercooled
2649 cc / 161.7 in³
bore 92 mm / 3.62 in
stroke 66 mm / 2.6 in
compression 7.5:1
Power: 611 bhp @ 8200 rpm; Torque: 630 nm @ 5400 rpm
Redline: 8560
The Type 935/76 engine of the 956 had a 92.3 mm bore and 66 mm stroke, resulting in a displacement of 2649 cc. Boosted by two KKK Type K26 turbochargers with a maximum pressure of 1.2 bar, it delivered its maximum output of 620 PS at 8,200 rpm and the highest torque of 630 Nm was available at 5,400 rpm. In the years that followed the car’s debut, this engine – which in essence was barely changed – was modified in terms of bore and stroke to produce further engine versions with displacements of 2994 cc (Type 935/79, 935/82, 935/83) and 3164 cc (Type 935/79, 935/86).
20.6.1982
24 Heures du Mans
Porsche System #1
Chassis #002
Driven by: Jacky Ickx (B)/Derek Bell (GB)
Result: winner
Grid: 1st (3:28.400)
20.6.1982
24 Heures du Mans
Porsche System #2
Chassis #003
Driven by: Jochen Mass (D)/Vern Schuppan (AUS)
Result: 2nd
Grid: 2nd (3:29.320)
20.6.1982
24 Heures du Mans
Porsche System #2
Chassis #004
Driven by: Al Holbert (USA)/Hurley Haywood (USA)/Jürgen Barth (D)
Result: 3rd
Grid: 14th (3:39.850)
More racing of 956 here:
https://www.racingsportscars.com/type/photo/porsche/956.html
https://www.supercars.net/blog/1982-porsche-956/