Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - Blow by and engine rattle
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Old 11-02-2018, 04:23 PM
MouseFink MouseFink is offline
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The engine is worn out and needs a complete rebuild.

The excessive blow by is a sign of worn cylinders and rings. The blow by is contaminating and lowering the octane of the incoming fuel in the combustion chambers and is causing detonation.
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