Specifications

Type	2cycle twinboxer
Output	13 H.P.
Thrust	58 lbs.
Total Displacement	104 c.c.
Cooling System	air cool 25 m/sec.
Max rpm	7500
Min rpm	1200
Bore	44 mm
Stroke	35 mm
Bore/stroke ratio	491.22
Compression ratio	10.2 :1
Cylinders	Light alloy nikisil
Connecting rods	1144/needle bgs.
Crankshaft	1144 60 rc. D-lock
Bearing placement	1-rear 2-front
Fuel metering	Diaphram pumper
Ignition system	Electronic Adv.
Spark plugs	NGK BPMR7A
Exhaust system	Integral/Optional
TBO	800 Hrs.
Operating temperatures	Fht.-70 Fht.+355
Altenator	28v 30A 840Watts

              Operating temperature

Temperature @ cylinderhead	20-225 Deg. Fht.
Exhaust temperature @ headers	400-525 Deg Fht.

   

                      Operation

Rotation	Bi-directional
Fuel	87-92 Octane gas
Lubrication premix/synthetic oil	Amsoil @ 100:1
Battery Voltage	4.8-6.3 Volts dc.
Weight with alternator	12 lbs./w alt.
Weight/power ratio	0.54
Consumption	.3ozs/min@65%