How to repair cracked marine engine block?

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Fernando Metz asked a question: How to repair cracked marine engine block?
Asked By: Fernando Metz
Date created: Sat, Feb 27, 2021 12:25 AM
Date updated: Wed, Sep 28, 2022 3:57 AM

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Video answer: How to repair a cracked engine block

How to repair a cracked engine block

Top best answers to the question «How to repair cracked marine engine block»

  • Use an epoxy compound suitable for engine block repair. With the stitches in place, apply the epoxy into the crack as far as you can put it and then fill the crack completely. Cover over the surface and smooth the epoxy for a neater join. Leave it to dry thoroughly for however long the recommended time states on the instructions.

What happens when you crack a MerCruiser engine block?

  • In an engine, internal combustion allows engine compression to take place. When the combustion occurs in the cracked engine block Mercruiser, the crack form in the block results in reducing pressure because of air escaping. You can perform a cylinder leak-down test to detect a cracked block. It is one of the most useful tests to find the crack.

How do you repair a cracked engine block?

  • A cracked engine block can be returned to service using Metalink ML400 Machinable Repair™ Compound and affecting the following procedure: 1) Prepare surface in accordance with Metals Preparation Guide. Clean and abrade the area around the crack at least 2” on all sides. Thoroughly degrease using Metal Prep II™.

Video answer: Repairing your cracked engine block

Repairing your cracked engine block

Your Answer

Video answer: How not to patch a cracked mercruiser block!

How not to patch a cracked mercruiser block!