Standard version includes :

Carburetors with clamps, Fuel Pump Air Filter, Gear Box, Electrical Equipment

Configuration	2 Cylinders 4-Stroke Engine with Horizontally Opposed Cylinders 4 Valves per Cylinder
Bore×Stroke	85 mm×60 mm
Displacement	680 c.c.
Compression Ratio	11.3 : 1
Power Output	56hp(41kw) at 5800rpm (continuous) 60hp(44kw) at 6200rpm (3min./Take off)
Torque Max	7 kgm at 5000rpm
Max RPM	6200 RPM
Cylinders	Nickel Ceramic Composite Coated Cylinders
Pistons	PVD Coated Piston Rings
Valve Gap	Automatic Adjustment by Hydraulic Lifters
Camshaft	One Central Camshaft-Pushrods-OHV
Direction Of Rotation	Counter Clockwise (Looking from pilot seat, tractor configuration)
Cooling	Air-Cooled Cylinders Oil-Cooled Cylinder Heads
Lubrication	Dry Sump Forced Lubrication by Trochoid Pump, Camshaft Driven (Pressure pump & scavenge pump equipped)
Ignition System	Dual CDI (Capacitive Discharge Ignition)
Generator Output	AC-12Volts 210Watts
Regulator/Rectifier	Three Phase Regulator
Starter	Electric Only
Spark plugs	DENSO IK24C11
Electrode spacing	1.1 mm
Fuel Consumption	Approx. 9 Liters/hour at 4750rpm
Reduction Gear	Integrated With Torsional Shock Absorption
TBO	800 hours (Expect higher TBO with fleet experience)

Integrated Reduction Gearbox

Gearbox type	Reduction Ratio	Maximum Inertia Limit
A-type	2.58	4,000kg/cm2
B-type	3.47	6,000kg/cm2

Weights

Engine (Dry,With all Electrical Equipment,Electric Starter,Carburetors and Gearbox)	49.1 kg	108 lbs.
Exhaust System	3.2 kg	7 lbs.
Oil Tank & Cooler	2.7 kg	6 lbs.
Totals	55.0 kg	121 lbs.

WARNING! This is a non-certified aircraft engine, the possibility of
engine failure exists at all times. Do not operate this
engine over densely populated areas. Do not operate this engine over
terrain where a safe, power off landing cannot be performed.
The operating and maintenance instructions supplied with this engine
must be followed at all times. Flying any aircraft involves the risk of
injury or death, building and maintaining your own aircraft requires
great personal responsibility.