UoP3

2009–2010
Yamaha WR450 single-cylinder

A new carbon fibre monocoque became a key ingredient for UoP Racing. Low weight was the top priority, which led the team to switch from the Yamaha XT600E to a Yamaha WR450. The third generation of the team, twelve students, gathered all the experience from the two previous cars and aimed high. The car competed at Formula SAE Michigan and proved significantly lighter than its predecessors: at 175 kg, UoP3 remains the lightest car UoP Racing has built.

175 kg

Lightest UoP car

449 cc

Yamaha WR450, 1 cyl.

Carbon

2-piece monocoque

1650 mm

Wheelbase

Specifications

Length / width / height / wheelbase

2537 / 1431 / 1146 / 1650 mm

Track (front / rear)

1240 / 1220 mm

Suspension

Double unequal length A-arms, pull-rod actuated, horizontally oriented spring and damper (front and rear)

Tyres

18×7.5-10 R25B Hoosier slicks / 19.5×6.5-10 Hoosier wets

Wheels

7.5 in wide, 3-piece aluminium rim, custom aluminium centre

Brakes

Floating cast iron, hub mounted, 180 mm drilled ISR rotors, 4 × ISR 22-048 OB four-piston calipers

Frame construction

Two-piece carbon fibre monocoque

Engine

2008 Yamaha WR450

Bore / stroke / cylinders / cc

95 mm / 63 mm / 1 / 449 cc

Fuel system

Student designed and built injection, Keihin 550 cc/min injectors, Haltech E6X ECU

Max power rpm / max torque rpm

9000 rpm / 7500 rpm

Drive type

DID ERV 520 chain

Differential

Drexler LSD, Formula Student

Gallery

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