Offroad Kart

Homemade 65 HP Kart with 4x independent wheel suspension.

Homemade 65 HP Kart with 4x independent wheel suspension.

Specification

  • Power: 65 HP
  • Top-speed: 80 km/h
  • Weight: 390 kg
  • Brakes:
    • Front: 2x hydraulic disk brake
    • Rear: 1x hydraulic disk brake
  • Suspension: Independent parallel 4-link suspension for each tire
  • Features:
    • Headlights
    • Bucket seat
    • Five point safety belt
    • Roll bar
    • Electric reverse drive

image Rear view

Components

Engine

  • Name: Yamaha XZ550 S
  • Year: 1986
  • Type: 4-Stroke
  • Fuel: Gasoline
  • Number of cylinders: 2
  • Cooling: Liquid-cooled
  • Power: 65 HP at 9500 rpm
  • Torque: 50 Nm at 8500 rpm
  • Displacement: 552 ccm
  • Transmission: 5-speed
  • Features:
    • Electric starter

image Engine from yamaha motorbike

Drivetrain

  • Original shaft drive modified with sprocket for use with chain
  • 2 Stage chain transmission
    motor -> shaft -> rear axle
  • Chains: 10B-1 5/8x3/8”
  • Shafts:
    • Intermediate shaft: d=25 mm
    • Rear Axle: d=35 mm
  • Gears:
    • Motor: 10B-1 Z16
    • Intermediate shaft:
      • 10B-1 Z16
      • 10B-1 Z17
      • Spur gear module=3 Z32
        (for electrical reverse)
    • Rear axle: 10B-1 Z57

image Drivetrain

Mechanical

  • Tires:
    • Front: Car tires
    • Rear: ATV Tires
  • 2x Audi drive shaft and wheel hub for rear axle
  • Bucket seat with five point safety belt

Videos

Drive on field

2019.09.21

Snowtube fun

2021.02.12
Onboard view:

External view:

Tests

First test (towing)

2019.03.31

First drive

2019.04.16

First drifts

2019.04.24

Deep snow (snow tires)

2021.01.16

Fails

Drift (close call)

2020.08.13

Overheated

2019.09.04

Gallery