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| Engine, Exhaust, Transmission Discuss the FR-S | 86 | BRZ engine, exhaust and drivetrain. |
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10-26-2019, 09:03 PM
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#1 |
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Broken cam head and sprocket. What caused it
Tearing down my engine and found this. Also found a spun rod bearing. 2013 frs 123k miles
What would cause it Last edited by Rabrooks; 10-26-2019 at 09:50 PM. |
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10-26-2019, 10:00 PM
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Was valve spring recall done?
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10-27-2019, 01:58 AM
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It could be a few things besides the common causes.
Some times it's due to poor metals, weak spots in the forging, machining, installation or just a bad luck.
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10-27-2019, 02:07 AM
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sumptin' got stuck. dat der stuckn' borked da cam geer.
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10-27-2019, 10:25 PM
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#5 | |
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Quote:
humfrz |
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11-07-2019, 09:54 PM
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#6 | |
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Quote:
The knock was coming from the broken intake cam sprocket. |
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| The Following User Says Thank You to Rabrooks For This Useful Post: | humfrz (11-07-2019) |
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