ZDZ 250B2RV-J
New rotary 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.
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.
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| Displacement: | 250ccm |
| Weight: | 5500g (7327g with el. starter) |
| 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 |
