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Engine, Exhaust, Transmission Discuss the FR-S | 86 | BRZ engine, exhaust and drivetrain. |
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10-26-2019, 08:03 PM | #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 08:50 PM. |
10-26-2019, 09:00 PM | #2 |
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Was valve spring recall done?
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10-27-2019, 12:58 AM | #3 |
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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, 01:07 AM | #4 |
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sumptin' got stuck. dat der stuckn' borked da cam geer.
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10-27-2019, 09:25 PM | #5 |
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