ZDZ 500B4-J /500B4-JS (engine with electric starter)
The new generation with CNC crankcase and much lighter coming in 03/2021
Very powerful, very light and compact, super low vibration level, and easy to cool quad boxer 500B4-J. This engine with separated heads and especially designed and secured crankshaft alongside with completely new design of cylinders brings a very high level of reliability, durability, and a great combination of power/weight/price ratio.
Here you can download Empty shell of ZDZ 500B4-J DS in 3d .STEP file
Here you can download Empty shell of ZDZ 500B4-JS DS in 3d .STEP file
DS -DUAL SPARK engine has the same outer shell as the standard version.
|
Displacement |
493 ccm |
|
Weight |
13300g ignitions included (14400g with el. starter) |
|
Bore |
56mm |
|
Stroke |
50mm |
|
RPM range |
800-8500 ot/min |
|
Ignition |
processor controlled, dampened casing |
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Spark plugs |
CM-6 |
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Spark plug electrodes gap |
0,5-0,7mm |
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Intake system |
Reed valves |
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Recommended oil |
Full synthetic oil for two-stroke air-cooled engines |
|
Recommended fuel |
Automotive gas BA 95 or higher |
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Fuel mixture oil:gas |
1:30(break-in) 1:40 (normal run) |
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Carburetor |
2 x Walbro WB-27 |
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Normal/Max CHT |
160/200 degrees of Celsius |
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Fuel consumption |
see dynamomeeter graph |
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Propeller configuration |
Tractor or Pusher |
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Optional equipment |
|
|
Electric starter |
12V/370W |
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Electric generator |
500W/28V +/-200mV |
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Belt reduction gear |
The ratio on demand. (Standard ratio 1:2,7) |
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Other modifications |
According customers requirements |
