R/C Tech Forums - View Single Post - Novarossi engines thread

07-27-2021 | 04:40 PM

#6067

Bundy_Bear

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Joined: Apr 2004

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From: Brisbane, Qld

Quote:

Originally Posted by illmatic94

What would cause the engine internals to be this black?

The exhaust port was black as well

Normally caused by castor oil in your fuel

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