Motus MST (2014-16)
The Motus MST motorcycle was produced between 2014 and 2016 and featured a four-stroke, 90 degree V4 engine with a capacity of 1645 cc. The firing order was 1-4-3-2 and the bore and stroke were 88 x 67.8 mm. The bike used a liquid cooling system and had a compression ratio of 11.5:1. The ignition sequence was TDC, 345 degrees, 435 degrees, and 630 degrees with closed-loop electronic fuel injection. It had a maximum power output of 123 kW at 7600 rpm and maximum torque of 167 Nm at 5000 rpm. The transmission was a 6-speed sequential gearbox with dual overdrive and final drive was through a chain. The frame was constructed of 4130 chrome-moly tubular steel trellis, with front suspension featuring 43 mm Ohlins NIX30 inverted adjustable forks and a rear suspension of Ohlins TTX36 progressive PS mono-shock with remote preload and rebound adjuster. Front brakes featured 2 x 320 mm floating discs, 4-piston monoblock radial calipers, and Brembo, while rear brakes featured a single 200 mm disc, 2-piston pin-slide caliper, and Brembo. The front wheels were 3.5 x 17, forged aluminum OZ, with Michelin Road Pilot 2CT tires, while the rear wheels were 6.0 x 17, also with Michelin Road Pilot 2CT tires. The seat height was 800 mm, and dry weight was 227 kg, with a fuel capacity of 20.8 liters.
Technical specifications:
Make Model: Motus MST
Year: 2014 – 16
Engine: Four stroke, 90 o longitudinal V4, dual OHV, pushrod, chain-driven single cam; hydraulic lifters
Capacity: 1645 cc / 100 cu-in
Firing order: 1 – 4 – 3 – 2
Bore x Stroke: 88 x 67.8 mm / 3.465 x 2.669 in
Valves: Intake ~A46.5 mm /1.83 in; Exhaust ~A38 mm /1.496 in
Cooling System: Liquid cooled
Compression Ratio: 11.5:1
Ignition Sequence: TDC – 345 o – 435 o – 630 o
Ignition: Closed loop electronic fuel injection
Starting: Electric
Max Power: 123 kW / 165 hp @ 7600rpm
Max Torque: 167 Nm / 16.9 kgf-m / 123 lb-ft @ 5000rpm
Clutch: Side-mounted wet, multi-plate
Transmission: 6-Speed sequential gearbox with dual overdrive
Final Drive: Chain
Frame: 4130 Chrome-moly tubular steel trellis space frame with tubular steel swingarm
Rake: 26 o
Trail: 108 mm /4.25 in
Front Suspension: 43 mm ~Ahlins NIX30 inverted adjustable forks
Front Wheel Travel: 130 mm / 5.1 in
Rear Suspension: ~Ahlins TTX36 progressive PS mono-shock with remote preload and rebound adjuster
Rear Wheel Travel: 120 mm / 4.7 in
Front Brakes: 2 x 320 mm floating discs, 4-piston monoblock radial calipers, Brembo
Rear Brakes: Single 200 mm disc, 2-piston pin-slide caliper, Brembo
Front Wheels: 3.5 x 17, forged aluminium OZ
Rear Wheels: 6.0 x 17, forged aluminum OZ
Front Tyre: 120/70-ZR17, Michelin Road Pilot 2CT tires
Rear Tyre: 190/70-ZR17, Michelin Road Pilot 2CT tires
Seat Height: 800 mm / 31.5 in
Dry Weight: 227 kg / 500 lbs
Wet Weight: 263 kg / 580 lbs
Fuel Capacity: 20.8 Litres / 5.5 US gal / 4.6 Imp gal
