Remmi 8b

General Specifications

Layout
Two steering front wheels, one driving rear wheel.
Turning radius 8 m.

Chassis & bodywork
Self carrying carbon fiber monocoque.

Length / Height / Width
280 cm / 60 cm / 60 cm

Wheelbase / Track
120 cm / 50 cm

Weight
28 kg (without driver)

Tyres
Michelin “Eco-Marathon Radial”

Brakes
Individual hydraulic brake on each tyre

Driveline
1-stage 1-speed chain drive to rear wheel; centrifugal clutch on crankshaft; dog clutch on rear wheel

Vehicle Record
2140 km/l, Finnish mileage marathon 2017

Engine Specifications

Make

Remmi-J Self made prototype engine

Type
4-stroke petrol engine

Bore x Stroke / Volume
27,7 × 70 mm / 42 cm3

Combustion Chamber
Dual hemisphere

Valve layout
SOHC; 2 valves; roller followers

Valve timing
I.O. @ 5 deg BTDC
I.C. @ 25 deg ABDC
E.O. @ 35 deg BBDC
E.C. @ 5 deg ATDC

Compression ratio
16,8

Ignition System
ECU controlled twinspark

Sparkplugs
Twinspark, 2 plugs

Ignition Timing
ECU controlled by revs; 0 – 35 deg BTDS

Fuel Distribution
ECU controlled fuel injection with FC special nozzle; fuel pressure 4,0 bars

Lubrication
wet sump; ~7 ml

ECU
Motec M130