In this second part of the John Deere 4020 Inframe Overhaul, I dive into the crucial steps of checking and adjusting the piston ring gap, setting the correct ring gap orientation, and installing the pistons into the cylinders. Whether you're working on a 4020 or any similar vintage tractor, this video is packed with valuable tips and insights to help you get the job done right!
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What you’ll learn in this video:
-How to properly check piston ring gap on a John Deere 4020 engine.
-The importance of correct piston ring gap orientation.
-Step-by-step guide for installing pistons into cylinders during an inframe overhaul.
-Troubleshooting tips and tricks to avoid common mistakes.
Tools & Equipment Used:
-Feeler Gauge
-Ring Squaring Tool
-Torque Wrench
-Ring Filer
This video is part of my complete John Deere 4020 engine rebuild series. Be sure to check out part 1 (link in the description) if you missed it, and stay tuned for more updates on the full Inframe overhaul process!
00.00 - Introduction
00:10 - Why the Overhaul?
01:08 - Checking Ring Gap
05:31 - Which way to Rods & Pistons go?
06:36 - Installing Piston Rings
07:29 - Installing Piston/Rod Assemblies
09:24 - Installing Rod Bearings
15:55 - Aligning Piston Rings
16:20 - Ring Gap Positions Explained
16:35 - Are Pistons Round?
19:43 - Pistons Installed
4020 Inframe Overhaul PART 1
https://www.youtube.com/watch?v=WWhYEk4L69M
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Video by RCDiesel