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Jeremy R
Jeremy R, Mechanic
Category: Boat
Satisfied Customers: 9020
Experience:  Multiple factory certifications 20+ years of experience.
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i have a mercuriser raceing 525 efi when i was flushinng it

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i have a mercuriser raceing 525 efi when i was flushinng it on fresh i saw red water comeing out of the exhaust and the coolant level is low does tha mean the heat exchanger is leaking
Jeremy R :

Hi there,
Yes you're correct about the heat exchanger.
That's the only point in the system where the trans oil comes in contact with the cooling system.

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