PolarStar F2 Install | VFC HK 416

I’ll be installing this new Polarstar F2 HPA engine in my VFC HK 416 rifle. Brace yourself for this process, as this is a bit of a long of a video. I’ve created chapters to ease the pain, or if you want to jump ahead or start and stop a video segment. Check the chapter tags below.

Video Quick Links:
0:12 Unboxing
1:05 VFC HK 416 Disassembly
3:59 Remove Engine or AEG Parts
5:00 Polarstar F1 and F2 Engine Comparison
5:23 Polarstar F2 Installation
6:35 Selector Plate Tuning
7:08 Test Fit HPA Engine
8:07 Connect Solenoid to ETU
8:55 SPEED Trigger Install
10:05 Polarstar FCU Settings Overview
10:55 First Test Fire
12:22 Issues
12:53 Alignment
14:51 Reassemble
16:20 FCU Setting Poppet Dwell
18:05 Optimal Dwell Setting
18:50 All Done

Some of my other videos you may find helpful in this process:
Typical M4 AEG Full Disassembly:    • Maintenance: Disassemble Airsoft Rifle | K...  
PolarStar Adjustable SPEED Trigger:    • PolarStar Adjustable Trigger | Speed Airsoft  
PolarStar Selector Fix:    • PolarStar Selector Fix  

For the Polarstar gearbox shim set to keep the engine tight forward and backward:
Check out PolarStar gearbox shim kit: https://polarstarairsoft.com/products...

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