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250B2-J motor with ignition

250B2-J motor with ignition


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Product Description


New reed valve twincylinder opposed engine with 250ccm of displacement.
Completely new concept of separated heads allowing optional modification of cylinder head for improved cooling for such applications like helicopters, powered paragliding etc.
Double spark plug system is an option for improved power and safety in PPG systems and small ULL planes. 
Displacement: 250ccm
Weight: 5700g
Bore: 56mm
Stroke: 50mm
RPM range 1000-8500ot/min
Ignition: Processor controlled 4,8-7V
Fuel mixture N95+rec. oil: 1:35
Recomm. twinblade props 34x16, 36x12, 36x14
Recomm threeblade props: 33x12, 33x14, 34x12

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Additional Information

Additional Information

Brand ZDZ motors
cilinder +120cc