Stihl MS 660 Chainsaw Full Rebuild Tutorial!

Rebuild you Stihl chainsaw following this DIY tutorial. I cover separating cases, installing main bearings, crankshaft installation, oil seals, circlips and more. Although a Stihl is featured, Husqvarna chainsaws, Echo, Poulan, Mcculloch or Homelite too are repaired In a very similar way.

TOOLS I USE:
Engine Tachometer - https://amzn.to/3TE48GZ
Mityvac Pressure & Vacuum Tester - https://amzn.to/3vysI3V
Gasket Maker - https://amzn.to/4bIiygR
Vessel Screw Drivers - https://amzn.to/3ISewG2
Brass Hammer: https://amzn.to/3xkyuH6
Stanley Stump Vice - https://amzn.to/3waHuOw
Stens 750-120 Carburetor Adjustment Tools- https://amzn.to/4atkBV5
Powerbuilt- backtap - https://amzn.to/49I9305
Forceps - https://amzn.to/4a2ud9v
Zoom Oil Bottles - https://amzn.to/3TWZV2t
Mityvac Compression Tester - https://amzn.to/4aimaFS
Bondhus Hex Keys - https://amzn.to/3J2m8FL
Klein MM400 multimeter - https://amzn.to/3PI3Y02
Stahlwille Combination Spanners - https://amzn.to/3IY6fQI
Milwaukee 12v Impact Driver - https://amzn.to/3VEuxH4
Milwaukee 12v Impact Wrench - https://amzn.to/4aPESVd
Milwaukee 12v 90 degree Grinder - https://amzn.to/4czLiJp
No-spill gas can - https://amzn.to/3TDfWcb

Any links to products are likely to affiliate links and I may earn a small commission from qualifying purchases with no additional costs to you. Thank you!

00:00 Stihl Chainsaw Rebuild
01:33 Chainsaw disassembly tutorial
03:04 How to split chainsaw cases
04:50 Crankshaft inspection
05:35 Crankshaft overheated / blued?
06:06 How to remove main bearings
07:00 How to install crankshaft bearings
11:55 How to install a crankshaft
16:10 Removing bearing preload
18:55 Installing oil seals

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