Tech Specs


Engine Yamaha WR450
Specifications 3.75in bore x 2.5in stroke / 1 cylinder / 450cc
Compression Ratio 13.75 : 1
Fuel Type 100 octane
Max Power Design 8000 RPM
Max Torque Design 6500 RPM
Fuel System RIT designed / built, MoTeC ECU engine management
Intake Plenum Volume & Runner 3710 cc, 2.5in runner length
Muffler RIT designed / built single pass dissipative, carbon fiber shell
Drive Type Single reduction chain type
Differential Type Limited-slip, Torvec ISO Torque gearset Differential, 8:1 TBR
Final Drive Ratio 2.545


Rotors Front: floating, A36 steel, hub mounted, 7.5in diameter, cross drilled
Rear: floating, A36 steel, hub mounted, 6.6in diameter, cross drilled
Calipers Front: custom dual piston 1.05in diameter, fixed mounting
Rear: custom dual piston 0.74in diameter, fixed mounting
Uprights CNC machined 7000 series aluminum, integral caliper mounts


Seat Carbon fiber insert, 2in foam head support
Shift Actuator Electropneumatic paddle shifter
Instrumentation Oil pressure and water temperature LED’s on the steering wheel
Clutch Actuator Hand actuated hydraulic


Type Double unequal length non-parallel a-arms with adjustable anti-roll bars
Tires 18x7-10 LC0 Hoosier
Wheels 7in Wide 3-pc aluminum


Aerodynamics Front and rear adjustable wings and undertray
Downforce and Drag 370lbs of downforce at 65mph, 145lbs of drag at 65mph


Wheelbase 62in
Weight 330lbs
Frame Construction Carbon fiber monocoque with 5052 aluminum core
Notable Features Undertray surfaces integrated with chassis structure
Bare Frame Weight 51lbs
Track Width 45in front, 45in rear