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Lifter Tick After Oil Change???

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Old 02-03-2012, 08:11 AM
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Default Lifter Tick After Oil Change???

I changed the oil in my TA for the first time last night. I used a 5+ quart jug of 5w-30 pennzoil full synthetic and an AC Delco filter. I know the engine takes 5.5qts now but didn't earlier. I put in the 5.2 quarts and it was in the operating range so I started it. No I have a lifter ticking. WTF???

The engine was cold and I only let it idle for a few minutes. After I heard it ticking I was so pissed I shut it off and went to bed. It goes away as soon as I give it some throttle but slowly comes back at idle.

Did I do something wrong? Should I not use this oil? I think it had a very slight tick before but now it is very noticeable. HELP!!

Last edited by maxpower_454; 02-03-2012 at 08:33 AM.
Old 02-03-2012, 08:38 AM
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What oil was in it before? Did you just buy it?

Previous owner might have filled it full of something thick to mask the tick. The Pennzoil is good oil so there's nothing wrong there.
Old 02-03-2012, 08:43 AM
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Yep, bought it a couple months ago but barely drove it since it's winter now. He said he used Mobil 1 Syn 5w-40 but I figured I'd stick with what the factory recommended?!?
Old 02-03-2012, 08:46 AM
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I would let the car warm up completely before making any decisions. The top end might not be getting oil yet if you only let it idle a few minutes. Especially if you did a good oil change and got all the old stuff out.
Old 02-03-2012, 08:48 AM
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Originally Posted by metalmilitia606
I would let the car warm up completely before making any decisions. The top end might not be getting oil yet if you only let it idle a few minutes. Especially if you did a good oil change and got all the old stuff out.

Ok, I'll give that a shot. I let it drain for about 2 hrs so maybe that's the case....
Old 02-03-2012, 08:50 AM
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If the car has been sitting a lot, the lifter might have just leaked off or be stuck. I put some used lifters from an old 350 Vortec in my car when I did heads/cam and one of them was noisy for a few minutes.

Get some Marvel Mystery Oil and dump it in. It's the product with the highest success rate I've heard of for unsticking and quietening lifters.

Or you can just keep running it and see if it clears up on it's own. You have to pull the head to get to the lifter so that's your last resort.
Old 02-03-2012, 09:49 AM
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Regardless of what the guy said, how was the oil like that came out?

After a few minutes the top end will surely get oil, unless there is a blocked passage. So it's most likely not that the top end isn't getting enough oil yet and should let it idle more.
Old 02-03-2012, 10:06 AM
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Originally Posted by redtan
Regardless of what the guy said, how was the oil like that came out?

After a few minutes the top end will surely get oil, unless there is a blocked passage. So it's most likely not that the top end isn't getting enough oil yet and should let it idle more.
The oil coming out looked fine. Flowed like a synthetic but there isn't really anthing else you can tell by the oil coming out unless it was analyzed. I'll top off the oil tonight and take it for a spin since the weather has been so good.
Old 02-03-2012, 10:09 AM
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As covered in another thread very recently, some oils will be quieter than others and it is NOT just a viscosity thing.

I would also jump to the conclusion it is a lifter, stock lifters are very reliable. I would sooner suspect a rocker is shedding needle bearings. Or an exhaust leak.
Old 02-03-2012, 10:54 AM
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If it doesn't quit making noise after you run it again I agree with the poster above me, determine which side and pull the cover and look for a trashed rocker arm.

Been there done that, but I would suspect if you had a bad rocker you would have some needle bearings in the oil. Run a magnet through the oil you drained to be sure.
Old 02-03-2012, 11:27 AM
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Does the fact that the noise clears up when I give it gas help at all? Oil pretty is 50-60 at idle so I don't think that's the problem.
Old 02-03-2012, 11:57 AM
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I was not suggesting oil pressure was the issue.
Here is one post from a current thread.
https://ls1tech.com/forums/15911862-post39.html
Switching oil brands not weight netted a 50%(obviously subjective) noise reduction. That still was not good enough for that poster but is a good example of what I am saying.
Within and oil weight there is a RANGE some will be thicker or thinner, additive packages vary, how much oils shear down or thicken as they are used would play into it as well.

The fact this began immediately upon oilchange leads me to think the particular oil chosen is just louder. But beyond that IF there is a mechanical problem I would suspect a rocker before a lifter.

I think sometime back in the 70s lifters were a genuine problem and ever since ever tick has been blindly blamed on them despite them rarely being the cause. Exhaust leaks are the most common cause on gen 1 and gen 3 motors. Sofar it seems to me the gen 3 stuff seals that up a lot better.
Old 02-03-2012, 12:00 PM
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Originally Posted by 96capricemgr
I was not suggesting oil pressure was the issue.
Here is one post from a current thread.
https://ls1tech.com/forums/15911862-post39.html
Switching oil brands not weight netted a 50%(obviously subjective) noise reduction. That still was not good enough for that poster but is a good example of what I am saying.
Within and oil weight there is a RANGE some will be thicker or thinner, additive packages vary, how much oils shear down or thicken as they are used would play into it as well.

The fact this began immediately upon oilchange leads me to think the particular oil chosen is just louder. But beyond that IF there is a mechanical problem I would suspect a rocker before a lifter.

I think sometime back in the 70s lifters were a genuine problem and ever since ever tick has been blindly blamed on them despite them rarely being the cause. Exhaust leaks are the most common cause on gen 1 and gen 3 motors. Sofar it seems to me the gen 3 stuff seals that up a lot better.
Got it. I agree it must be the oil. I will run it a little and see fi it goes away. If it doesn't, I'll switch oils.
Old 02-03-2012, 01:36 PM
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Also keep in mind that lifter noise is common and normal in ls1 engines. Now I'm not sure how bad your tick is but from the sounds of it, you are just having normal valve train sound. And synthetic oils tend to be a little thinner in comparison to regular oil. So that's prob the reason the the tick is more audible after the oil change.

Last edited by 02fbody35th; 02-03-2012 at 02:12 PM.
Old 02-04-2012, 09:45 AM
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Not saying this is causing your problem. But I wouldnt run a Delco oil filter. They have really cheapened them up in the past 4-5 years. We have one about 5 yrs old nice filter (cut apart) then one that is like 2 years old not the same. Its barely better than a fram. I stand behind a wix filter. kn is good. Never cut apart a mobil. But there is better filters out there. Also not a fan of Penzoil but personal preference. Be careful on switching oils. If you do it too much there could be side effects. Oils put down their own special "barrier" and a new oil can remove it and relay its own. But sometimes the old oil prevents that barrier from sticking which can cause bearing issues. Its rare but does happen. Once an engine gets "use to" an oil i always recomend keeping that same oil in there. There is an additive called valve medic it works good too.

The post about some oils being different is spot on. Royal Purple had an amazing write up on oil viscosity. It pretty much said (if i remember right) a 0-30 could be sold as a 5-30 and a 5-30 as a 10-30 etc. from their stand point its not worth it to do so because of the cost of making it. But for standards(SAE) it can be done.
Old 02-04-2012, 10:34 AM
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I had a similar situation when I first got my car. I put 10-40 in mine and it sounded like it was knocking until about 3000rpm. Changed the oil back and instantly went away. Good luck!
Old 02-04-2012, 05:57 PM
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Right before an oil change I put half a can of seafoam in my girlfriends eclipse (known for lifter tick) and it instantly stopped. She put about 100 silent miles on it and I changed the oil went with 10-30 pennzoil and the noise gradually came back but no where near what it was before.
Old 02-04-2012, 07:43 PM
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Well I started the car and warmed it up. I can still hear it at times but barely. It was probably always there and I just never listened for it



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