Early V8 Engine Compression Test Procedures - On Demand Video

30 minute Instructions apply all M116 and M117 engines from 1970 to 1991. Principles also apply to 4 and 6 cylinder gas engines during that same period.

This video will walk you step-by-step through the proper procedures for doing a full compression test on your older V8 Mercedes Engine.  It is almost 30 minutes in length and very detailed.  Watch Kent's Youtube video below to learn why doing this is so important on your V8 W108, W109, R107, W116, and W126.

Early V8 Engine Compression Test Procedures - On Demand Video

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On Demand Video

Product Details

Kent explains the V8 physical exam and the tools and parts needed to do it

Bundle Options. This this item is free when purchased with the following product(s):

This instructional video covers the following topics:

  • Reasons for a compression test
  • How to prepare an engine that has not run in years for the test
  • Removing and inspecting the spark plugs
  • Compression tester set-up and operation
  • How to use a remote starter switch
  • 5 point checklist before beginning the test
  • An actual test is shown on all 8 cylinders
  • Do a wet compression test to locate problems
  • What a good test should be
  • Interpreting results
  • Options when finding one or more weak cylinders

Please remember that this video only covers testing your engine. No actual repair information is included. Please see the related products below to order our complete physical exam kit, spark plugs, or other parts related to doing an internal engine health check. 


How to view this on-demand video:

Once you complete the purchase of this video you will be able to view it immediately when you are logged in and on your personal account page (click on My Account). The video(s) will show up under My Video Manuals. The video is NOT downloadable to your computer or mobile device, but you will be able to view it anytime, from anywhere and from any device as long as you have internet access and you are logged in to your account at mercedessource.com.

Important note: This video manual may or may not include all the information you will need to troubleshoot and/or repair your specific problem/s. Please read the full description carefully to determine if this video is applicable to your year and model and contains the information you are looking for. If not, please refer back to our "Solutions Finder" and enter your chassis number and the specific problem you are having to see if we offer a solution.

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