SUBARU Engine Rebuild - FB20 / FB25 Step by Step Teardown and Assembly

Do you have a leaking Cam Carrier or Blown Head Gasket on your 2.0L/2.5L FB series Subaru engine? If so this is the video for you!

In this video I will walk you through the Step-by-Step process how to rebuild the Subaru FB series engine down to the head gaskets. The FA series of this engine is very similar, and this video could be used to guide you in the assembly/disassembly process of a Subaru FA series engine.

Gasket Set for FB25 Series Engine:
https://www.subarupartsdeal.com/parts...
Cam Filter for FB25 Series Engine:
https://www.subarupartsdeal.com/parts...)

If you'd like to support me consider purchasing some of the tools mentioned in this video with the affiliate links below:
Camshaft Holder/Turner: https://amzn.to/3NfjcYV
Three Bond: https://amzn.to/41cO7uN
Scraper used in video: https://amzn.to/3Rbz7Zx
1/4" Torque Wrench: https://amzn.to/3uNsEwu
3/8 Torque Wrench: https://amzn.to/4a6061o
1/2" Torque Wrench: https://amzn.to/3NkLYrd
E-TORX Socket Set https://amzn.to/4a75jFV


Timestamps:
00:00 Familiarizing yourself with the Subaru 2.5 DOHC Engine
02:25 Preparing engine for disassembly
04:17 Tools & supplies needed for the job
06:50 Valve cover and coil pack removal
07:20 Intake runner and fuel injector removal
09:10 Cam gear removal
10:03 Cam retainer removal & Camshaft
11:17 Valvetrain components removal
12:24 Heater hose removal
13:43 Cam carrier removal
14:35 Head removal & coolant sleeve
15:38 Engine block surface cleaning
17:40 Head cleaning
18:05 Head overview
19:03 How to check Subaru heads for warpage
19:20 How to change Subaru Valve Seals
34:05 Preparing to install Subaru Head Gasket
35:55 How to install Subaru Head Gasket
38:05 How to install and torque Subaru Head Gasket
53:22 Removing Cam Filter
54:09 Installing Cam Filter
55:52 Installing Cam Carrier O-Rings
56:14 How to Re-Seal Subaru Cam Carrier
1:00:40 Installing Valvetrain Components
1:02:12 Installing Camshafts
1:03:40 Installing Camshaft Retainers
1:10:15 How to install Subaru Valve Cover Gasket
1:13:17 How to torque Subaru Valve Cover
1:15:55 Spark plug, coil pack, and coolant hose overview
1:16:15 Installing intake runner and fuel injectors
1:18:37 How to install Subaru 2.5 DOHC Camshaft Gears
1:21:40 Preparing the engine to be timed
1:24:50 Conclusion and thoughts
1:25:37 LS Tahoe Build