Riley MkXI

Riley MkXI

Category	Daytona Prototype
Constructor	Riley Technologies
Technical specifications
Chassis	Hybrid Aluminum Honeycomb / Carbon fiber body panels on steel spaceframe
Suspension	Double wishbone, push-rod-actuated coil springs over shock absorbers
Length	~ 4,509 mm (177.5 in)
Width	~ 1,996 mm (78.6 in)
Height	~ 1,095 mm (43.1 in)
Wheelbase	2,794 mm (110.0 in)
Engine	Ford / Lexus / Pontiac / BMW / Porsche 4,000–5,000 cc (4.0–5.0 L; 244.1–305.1 cu in) 24-valve to 32-valve, OHC/DOHC V8/B6, naturally-aspirated, mid-mounted
Transmission	Xtrac/Emco 5-speed or 6-speed sequential
Weight	900–1,021 kg (1,984.2–2,250.9 lb)
Competition history
Debut	2003
Wins Podiums Poles 84 120 85

The Riley MkXI, and its evolutions and derivatives, the Riley MkXX, the Riley MkXXII,^[1][2] and the Riley MkXXVI, are a series of Daytona Prototype race cars, designed, developed and built by Riley Technologies, between 2003 and 2016.^{[3][4][5][6][7][8]} Between 2003 and 2016, the cars scored a combined total of 84 race wins, achieved 106 podium finishes, and clinched 85 pole positions.^{[9][10][11][12][13]}