ZDZ 500B4-J /500B4-JS (engine with electric starter)

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
Spark plugs	CM-6
Spark plug electrodes gap	0,5-0,7mm
Intake system	Reed valves
Recommended oil	Full synthetic oil for two stroke air cooled engines
Recommended fuel	Automotive gas BA 95 or higher
Fuel mixture oil:gas	1:30(break-in) 1:40 (normal run)
Carburettor	2 x Walbro WB-27
Normal/Max CHT	160/200 degrees of Celsius
Fuel consumption	see dynamomeeter graph
Propeller configuration	Tractor or Pusher
Optional eqiupment
Electric starter	12V/370W
Electric generator	500W/28V +/-200mV
Belt reduction gear	Ratio on demand. (Standard ratio 1:2,7)
Other modifications	According customers requirements

Engine daatasheet in PDF file.

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News

22.05.2020: New ZDZ 210R2-J CHAMPION released and added to our website.

See more here.

27.11.2019: New distributors in Finland and United Arab Emirates

More details on our facebook or in contacts

28.5.2019: ZDZ 500B4-JSR added to our website

The biggest engine of ZDZ line now optionally equipped by belt reduction gear. Check this beast in QUAD section.

13.2.2019: New prices set for engines in eshop.

The most of bigger engines are now cheaper. Go and check, register your engine in our form (see in the center of page) and get even lower price for your next purchase.

13.1.2017: Second service and support center in Czech Republic/ druhé středisko servisu a podpory pro ČR

RC modely-PH

Václavské nám. 254

Kutná Hora

284 01

tel 777152293 email:

petrhencl@seznam.cz

26.09.2015: New videos added

07.02.2015: Pages update

Dear Friends,
since yesterday 7PM till today 11Am, we have problems with email servers forwarding because of changing and adding domain names into our systems. If you sent anything within that period and received returning message, please forward your message once again.
Thank you and sorry for inconveniece.

04.02.2015: Pages update

New distributor for BENELUX and UAE, see contacts-distributors for details.

01.02.2015: Pages update

New items added to the shop. especially spare parts were significantly updated and filled. And more to come........

31.01.2015: Pages update

ZDZ 90RV-J, ZDZ 112B2RV-Jch, ZDZ 180B2RV-Jch, ZDZ 250B2RV-J and ZDZ 224B4-J pages update with new animation and downloadable 3D model where you can measure anything from installation dimms.

Also new items were added into spare parts section in eshop.

08.01.2015: E-shop filled with all engines.

Since today for those countries where we do not have oficiaal dirstributor our customers can order engines directly from our eshop. Soon we will add parts and accessories to it as well.

20.12.2014: ZDZ 112B2RV-J Champion

Already well known for its smooth run and awesome power to weight ratio two stroke 112ccm opposed twincylinder model gas engine with procesor controlled ignition. Now fully CNC made crankcase and backplate out of 7075 aluminium alloy so very clean design bringing better quality as well. Weight increased compared to former 112B2RV-J is only 50 grams.

17.12.2014: Technical support in France

We have agreed with one of our most experienced pilots and friend Nicolas Gastaldi, that he will kindly support users in France. In case you have a problem with setup or tuning the engine or need advice, please contact Nico on email nicogasta@hotmail.com. Of course you can contact us directly as well, but we speak only english unfortunatelly. Thank you Nico for your help and very good representation of ZDZ engines at all.

ZDZ 180B2RV-J Champion finally available.

This the most powerfull engine in its class now comes with much nicer design with fully CNC machined crankcase and backplate and some other modifications like forged steel con rods to bring super long lasting power and durability.

ZDZ ENGINES

ZDZ 500B4-J /500B4-JS (engine with electric starter)

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