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Axel84's Avatar
 
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964 cam pitting - advice?

My 964 cams look reusable except for this pitting on the right camshafts cyl 4-6. What is the opinion here . Reusable / needs regrind?








Last edited by Axel84; 11-22-2023 at 07:22 AM..
Old 11-22-2023, 07:09 AM
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Not reusable, and you’ll need new or regound rockers to go with the new/re ground cam.
Old 11-22-2023, 07:50 AM
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Thanks!
Old 11-22-2023, 09:57 AM
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I can’t help but notice the wear marks on your cam bearing surface, that may give an indication as to the general wear on your entire engine, it doesn’t look great to be honest. There’s been a lot of crap running around that engine and if it’s scored a hardened cam surface you can only imagine what lies within the crank bearings.

Last edited by AVI_8; 11-22-2023 at 12:03 PM..
Old 11-22-2023, 11:45 AM
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Old 11-22-2023, 12:00 PM
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If you can feel it with your fingernail, it’s not good.
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Old 11-22-2023, 12:55 PM
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Quote:
Originally Posted by mepstein View Post
If you can feel it with your fingernail, it’s not good.
Fair enough but your eyes also don’t tell lies
Old 11-22-2023, 01:22 PM
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Quote:
Originally Posted by AVI_8 View Post
I can’t help but notice the wear marks on your cam bearing surface, that may give an indication as to the general wear on your entire engine, it doesn’t look great to be honest. There’s been a lot of crap running around that engine and if it’s scored a hardened cam surface you can only imagine what lies within the crank bearings.

Yeah Im changing the crank too .
full split
Old 11-22-2023, 07:47 PM
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Old 11-22-2023, 09:56 PM
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check and clean the spraybar too.
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Old 11-23-2023, 01:05 AM
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Clean everything

Old 11-23-2023, 05:44 AM
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