Troubleshoot Your MERCURY Outboard Engine- How to Check Compression & Spark
Troubleshoot your outboard- how to check compression and spark on a Mercury Outboard Engine. This is on a Mercury BlackMax 135 that I have on my 330-V Ranger bass boat. Thanks for watching! I welcome your comments. If you have found this video helpful, please like and subscribe, hit the bell notification.
Here's the follow up video showing the rebuild of the carburetor:
You may also like my other videos on BlackMax repair:
See my other videos on boat repair here:
#MercuryBlackMax #compressiontest #sparkplugtest #boatenginerepair #boatrepair #boatrestoration
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ABOUT ME:
Pro Wrencher is professional, ASE Certified Master Mechanic who has experience repairing everything from old farm equipment to autos/trucks/boats to locomotives. He lives in an old house and drives old cars and has old boats- giving him a lifetime of stuff to repair!
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PO Box 255
Boerne, TX. 78006