Editing Yakovlev Yak-4 (section)

==Specifications (Yak-4)==
[[File:Yakolev Yak-2 3-view.svg|thumb|Yak-4]]
{{Aircraft specs
|ref=The Osprey Encyclopaedia of Russian Aircraft 1875–1995<ref name=osprey>{{cite book | last=Gunston |first=Bill |title=The Osprey Encyclopedia of Russian Aircraft 1875–1995 |year=1995 |publisher=Osprey |location=London |isbn=1-85532-405-9}}</ref>
|prime units?=met
<!--
        General characteristics
-->
|crew=2
|length m=10.18
|length note=
|span m=14
|span note=
|height m=
|height note=
|wing area sqm=29.4
|wing area note=
|aspect ratio=<!-- sailplanes -->
|airfoil=Göttingen 387<ref name="Selig">{{cite web |last1=Lednicer |first1=David |title=The Incomplete Guide to Airfoil Usage |url=https://m-selig.ae.illinois.edu/ads/aircraft.html |website=m-selig.ae.illinois.edu |access-date=16 April 2019}}</ref>
|empty weight kg=4560
|empty weight note=
|gross weight kg=6115
|gross weight note=
|max takeoff weight kg=
|max takeoff weight note=
|fuel capacity=
|more general=
<!--
        Powerplant
-->
|eng1 number=2
|eng1 name=[[Klimov M-105]] 
|eng1 type=V-12 liquid-cooled piston engines
|eng1 kw=821
|eng1 note=

|prop blade number=3
|prop name=constant-speed propellers
|prop dia m=<!-- propeller aircraft -->
|prop dia note=
<!--
        Performance
-->
|max speed kmh=533
|max speed note=
|max speed mach=<!-- supersonic aircraft -->
|cruise speed kmh=
|cruise speed note=
|stall speed kmh=
|stall speed note=
|never exceed speed kmh=
|never exceed speed note=
|minimum control speed kmh=
|minimum control speed note=
|range km=925
|range note=
|combat range km=
|combat range note=
|ferry range km=
|ferry range note=
|endurance=<!-- if range unknown -->
|ceiling m=9700
|ceiling note=
|g limits=<!-- aerobatic -->
|roll rate=<!-- aerobatic -->
|climb rate ms=
|climb rate note=
|time to altitude=
|wing loading kg/m2=
|wing loading note=
|disk loading kg/m2=
|disk loading note=
|fuel consumption kg/km=
|power/mass=
|thrust/weight=
|more performance=<!--<br />
*'''Take-off run:''' {{cvt||m|0}}
*'''Take-off run to {{cvt|15|m|0}}:''' {{cvt||m|0}}
*'''Landing run:''' {{cvt||m|0}}
*'''Landing run from {{cvt|15|m|0}}:''' {{cvt||m|0}}-->
<!--
        Armament
-->
|armament=
* 2 × 7.62&nbsp;mm [[ShKAS machine gun]]s
* up to {{convert|600|kg|abbr=on}} of bombs

|avionics=
}}