AtomRC Dolphin - efficiency mods... possibly?

AtomRC Dolphin: https://www.banggood.com/custlink/GvK...
AKK F4 Pro: https://www.akktek.com/products/fligh...
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Having a go at improving the Dolphin's efficiency, if at all possible, by moving the motor further back, to get it away from the foam. Not the most beautiful job in the world, and definitely needs more work!

Read more reviews in my blog: https://arxangelrc.blogspot.com

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Ways you can support me directly:
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Or by using these links before buying anything from the chosen website:
Banggood: https://www.banggood.com?utm_campaign=ArxangelRC&utm_content=tanghao&p=6L1818635832201406F2
Aliexpress: http://s.click.aliexpress.com/e/cpJaxAgg
AKK Tech: https://www.akktek.com/?acc=321
Amazon.com: https://goo.gl/v6tefq
FPVmodel: https://www.fpvmodel.com/?u=5E59B5BF0...
GetFPV: https://www.getfpv.com/?cmid=eHZ3Y2tB...
HorusRC: https://www.horusrc.com/en?acc=11581
GearBest: https://www.gearbest.com/?lkid=13878454
Volantex Online store: https://www.exhobby.com/?code=5d3ebdc...

PARTS LIST:

RunCam Swift Mini 2: https://www.banggood.com/custlink/GKD...

EKEN H6s: https://s.click.aliexpress.com/e/_AVdHyJ

AKK X2 Ultimate Vtx: https://goo.gl/umqTtk

GEPRC Pagoda antenna: https://www.banggood.com/GEPRC-GEP-Pa...

Triple Feed Patch Array antenna: http://bit.ly/Triple-Feed-Array

FrSky R9M module: https://www.banggood.com/FrSky-R9M-20...

FrSky R9 Slim receiver: https://www.banggood.com/custlink/vDG...

Special edition Taranis: https://www.banggood.com/FrSky-2_4G-1...
or: https://goo.gl/Whcnt1

Matek PDB: https://www.banggood.com/Matek-Mini-P...

Battery: https://hobbyking.com/en_us/turnigy-b...

MFD Mini Crossbow Antenna Tracker: http://www.myflydream.com/products/d-...

MFD TeleFlyTiny OSD module: http://www.myflydream.com/products/d-...

VIDEO GEAR:
DJI Osmo Action camera: http://bit.ly/DJI-Action
Panasonic Lumix G7: https://amzn.to/3eRpKdG
DJI Phantom 4 Pro: https://www.gearbest.com/rc-quadcopte...
Zhiyun Crane Gimbal: https://goo.gl/7pZBCy / http://shrsl.com/j3qm
FeiYu Tech Wearable Gimbal: https://goo.gl/EG8bKN
SJ7 Star action camera: http://www.gearbest.com/action-camera...
RunCam 2: https://www.banggood.com/custlink/DDm...