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Engine, Exhaust, Transmission Discuss the FR-S | 86 | BRZ engine, exhaust and drivetrain.


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Old 06-08-2017, 08:43 PM   #1
dostoyevsky
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Metal cracks on engine blocks

Hey guys, it looks like there are cracks on my engine block, they are all over the engine. Was wondering if it's normal. It's a 2017 brz
http://imgur.com/a/hgWoV
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Old 06-08-2017, 08:46 PM   #2
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Not cracks at all, just texture left from the casting process.
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Old 06-08-2017, 08:47 PM   #3
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casting flash or maybe mold release agent related
Nothing to be worried about


Any casting experts here?
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Old 06-08-2017, 08:57 PM   #4
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totaled
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Old 06-08-2017, 09:30 PM   #5
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Sorry to see that ...... one more freeze thaw cycle and the block will completely disintegrate ......


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Old 06-08-2017, 09:52 PM   #6
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I'd sell it immediately and stick the next buyer with the problem. Just to help out, I'll give you $2000 for your car.
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Old 06-08-2017, 09:52 PM   #7
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Quote:
Originally Posted by mrk1 View Post
Not cracks at all, just texture left from the casting process.
Quote:
Originally Posted by DJCarbine View Post
casting flash or maybe mold release agent related
Nothing to be worried about


Any casting experts here?
Did it for a few months back in 83. Worst job ever.

You guys nailed it though. Other than the release agent theory since they are sand cast.

Good video here.

[ame="https://www.youtube.com/watch?v=yXVLbzI3xTE"]How It's Made Engine Blocks - YouTube[/ame]
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Old 06-08-2017, 10:07 PM   #8
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..

Good video here.

Amazing. Simply amazing.
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