The Alfa Romeo 690 engine is a custom-built, production-based, high-revving, prototype, four-stroke, 2.5-liter, naturally aspirated, V6 racing engine, designed, developed and produced by Alfa Romeo, purpose-built for the 1996 ITC season. It was loosely based on the PRV engine, used in the Lancia Thema 6v.[1][2]
Alfa Romeo 690 engine | |
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Overview | |
Manufacturer | Alfa Romeo |
Also called | Alfa Romeo 690RC |
Production | 1996 |
Layout | |
Configuration | Naturally aspirated 90° V6 |
Displacement | 2,498–2,500 cc (2–3 L; 152–153 cu in) |
Cylinder bore | 88–93 mm (3.5–3.7 in) |
Piston stroke | 61.3–68.3 mm (2.41–2.69 in) |
Valvetrain | 24-valve, DOHC, four-valves per cylinder |
Compression ratio | 12.5:1 |
Combustion | |
Fuel system | Fuel injection |
Oil system | Dry sump |
Output | |
Power output | 400–500 hp (298–373 kW) @ 11,500-11,900 rpm |
Torque output | 217–220 lb⋅ft (294–298 N⋅m) @ 7,700-8000 rpm |
Dimensions | |
Length | 900 millimetres (35 in) |
Width | 885 millimetres (34.8 in) |
Height | 485 millimetres (19.1 in) |
Dry weight | 85–110 kg (187–243 lb) |
Applications
editReferences
edit- ^ Boretti, Alberto A. (October 23, 2009). "Design of the 690 and 420 Touring Car Racing Engines". SAE Technical Paper Series. Vol. 1. doi:10.4271/2009-01-1683 – via www.sae.org.
- ^ Quiniou, Louis (February 8, 2017). "#TouringCarMadness, 1996, Alfa Corse misses it for good…".
- ^ "Alfa Romeo 155 2.5 V6 TI". www.fcaheritage.com.
- ^ "1996 Alfa Romeo 155 V6 TI ITC | Milan". RM Sotheby's.
- ^ Collins, Peter (September 3, 2012). Alfa Romeo 155/156/147 Competition Touring Cars: The Development and Racing History. Veloce Publishing Ltd. ISBN 9781845843427 – via Google Books.
- ^ D, Nick (April 1, 2016). "1996 Alfa Romeo 155 V6 TI | Alfa Romeo".
- ^ "Alfa Romeo 155 V6 TI DTM". 30 September 2020. Retrieved 9 December 2022.