TwinTurbo.NET: Nissan 300ZX forum - How long was it sitting for? Sounds like lifters to me
Subject
How long was it sitting for? Sounds like lifters to me
Posted by
itsa300zx
on February 24, 2020 at 9:16 PM
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Got project running, but it has low compression. Need advice
posted by Polishzx
on February 24, 2020 at 06:34 PM
Message
Try pouring a couple spoons fulls of ATF in the cylinder and let it soak for a couple days. May loosen up the rings.
Follow Ups
Got project running, but it has low compression. Need advice
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Polishzx
18:34:36 02/24/20
hard to tell in video, but sounds top end to me
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Stanky (BC)
20:35:32 02/24/20
Yeah it is tough to pick up, but it is fairly loud
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Polishzx
22:27:05 02/24/20
How long was it sitting for? Sounds like lifters to me -
itsa300zx
21:16:01 02/24/20
Not for too long, bit over a year.
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Polishzx
22:28:29 02/24/20
My opinion is its top end clatter
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Cjw3
21:22:09 02/24/20
Yeah, I wasn't sure what it could be
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Polishzx
22:38:27 02/24/20
You probably have a slightly bent rod from hydrolock.
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Bernie (NoVA)
01:26:49 02/25/20
Would the compression go back up after putting oil in cyl?
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ZXoltan
11:53:27 02/25/20
Sub 100psi is typically when you really feel a miss. (n/m)
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Bernie (NoVA)
13:38:17 02/25/20
I can try again with a smaller amount of oil
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Polishzx
14:01:56 02/25/20
I'll definitely try it, thanks for feedback
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Polishzx
14:01:21 02/25/20
Agree. Does sound like bent rod clap. See video in comments
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volcomstone550
05:53:04 02/26/20
Based on your diagnostic work (well thought out and
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SirpriZ
14:25:23 02/25/20
If its a bent rod you can fix it relatively easy.
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volcomstone550
05:59:54 02/26/20
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