Another Chevy 454 Clil Clak Update

John T

Well-known Member
Okay, an update to the ever continuing saga of the unwanted start up top end clik clak in my 454 Chevy Vortec I WILL NOT TOLERATE THAT EITHER GRRRR

Bought this 2000 RV with 454 Chevy Vortec in Texas with 30,000 miles,,,,,,,,Drove it 1200 miles home ran perfect no engine noise at start up whatsoever,,,,,,,Engine calls for 5 W 30 but me n Billy Bob n Bubba wanted to change oil so I added Mobil 1 10 W 30 and a Quart of Lucas Synthetic Stabilizer (its not heavy n thick like the non synthetic) and a short 1 pint regular (no anti drainback valve) oil filter,,,,,,,,,,,,No noise UNTIL 1200 miles later at which time it developed a top end light Clik Clak on start up that might take 5 mins or more before it went away..........I added a Quart of Rislone and that seemed to help buttttttt it still did it now n then at start up but didnt seem to last as long.......

Sooooo after talkin it over with Billy Bob and Bubba and yall here plus a few RV and Chevy forums I say to myself,,,,,Self, it didnt do that when you bought it and only AFTER the Mobil 1 10W30 and Lucas and 1200 miles did it start HMMMMMMMMMMMMMMM

Today I changed oil,,,,,,,,Used Castrol Syntec Full Synthetic 5 W 30 (NOT Mobil 1 10W 30 this time),,,,,,,Added one pint of Marvel Mystery Oil,,,,,,USED A NAPA GOLD FULL SIZE ONE QUART FILTER EQUIPPED WITH THE ANTI DRAINBACK VALVE which is supposed to stop oil from running back down on shut down and help reduce a dry start?????? Yeah right !!!!

Of course, no start up noise now and I wont know much unitl its driven some and has to set a while. After I drive to Texas this fall I will know if the problem is cured or not, wish me luck........I have Mobil 1 10 W30 in the Onan Genny, Im gonna take a look at what Onan calls for instead of what me n Billy Bob n Bubba used lol

Ol John T and all I gotta crawl under it again, Im afraid a bug may have gotten my clean oil or tranny pans or zerks dirty again lol lol
 
Why do think you have to put additives in a low mileage engine? There's 454's out there with 200,000 miles that never had anything but the odd oil change using conventional oil. Seems like money down the drain to me. Did you ever get your rockers adjusted?
 
I thought if it indeed still had some slight gunked up lifters and the previous one quart of Rislone (a good detergent additive) helped, this go around a mere one pint of Marvel Magic detergent additive wouldnt hurt. I agree had it never had a possible sticky lifter problem I wouldnt have added Rislone OR ANY DETERGENT ADDITIVE in the first place...........

So, in answer to your good question, thats why I thought a detergent additive might help cure the problem, and it did indeed seem to help!!! Hopefully, with the 5 W 30 and full sized one quart anti drainback filter and a pint of Marvel detergent all will be fine AND ADDITIVES WONT EVER BE NEEDED AGAIN YAYYYYYYYYY

Best wishes, thanks for your time and thoughts

John T
 
John T, I'm no chemist, more like Bubba's third cousin twice removed,
but I am leery of mixing synthetic and non-synthetic based products.
I don't really know if the fear is warranted, maybe you know, or someone else will?
 
Very good point, I dont know the answer either, maybe a chemist or oil expert (NOT Bubba lol) will have the correct scientific answer??

I DO KNOW in my last 454 I used Synthetic Oil and if I added any Lucas Stabilizer I ADDED THEIR SYNTHETIC FORMULA versus their petroleum based. Musta worked cuz I put 60,000 miles on it (took it up to around 100K) and it never used or leaked a drop of oil, no engine noises EVER even with 100 K miles on it HARD TO ARGUE WITH SUCH GOOD RESULTS

Fun chat, thanks for your thoughts

John T
 
The old Chrysler small block V8's had noisy valves at startup when the oil needed to be changed. Change the oil and it went away. I had three 318's and still have a 360 Dodge and every one of them did it. They claimed the oil holes in the lifters were too small and couldn't get charged up right away. Put different lifters with supposedly bigger holes in the 360 and it still does it. Jim
 
You're runnin that 454 about 2500 rpm huh? Just fill er up wth Pennzoil 10-30, no additives and be done with it. Maybe Shell Rotella 15-40 if you want to go whole hog. My Dodge Cummins has 140 k, the Tahoe 170K. neither had any serious engine work done. Simple PM jobs like timing, plugs, belts, injector timing. Neither has ever han a dimes worth of additives.
 
Did you have another identical engine that used conventional oil to compare it with? 60,000 miles is still considered low mileage in a modern vehicle. If you went back to the 50's or even 60's 100,000 miles might be considered high. We had a Ford 300-6 with over 300,000 km that didn't burn a drop of oil or leak and it just used conventional oil. The 3 cylinder Perkins in my 1965 tractor doesn't leak a bit of oil either and it's almost 50 years old.
 
John,

Did the short filter have the anti-drainback like the long one?

That really makes more sense than oil issues.
 
Should have put a whole quart of Marvel Mystery Oil in. I have been using it in my engines for years and haven't had any problems. When I change the oil I leave out a quart of engine oil and put in a quart of that. Works for me.
 
Hydraulic lifters are like a little hydraulic cylinder that are held at extension by pressurized motor oil. No valve adjustment needed, there should be 0 lash when running.
 
Hmmm. I think I recommended you put a filter with a drainback valve on it.

John T said "FILTER EQUIPPED WITH THE ANTI DRAINBACK VALVE... Of course, no start up noise now"

For now I predicted correctly. I hope it still works for you long term. I learned this on one of my Vortec 454s. As I had a bunch of older filters laying around. We use to buy them by the case when drag-racing. After changing the oil/filter in the work truck I noticed it took a long long time for the oil pressure to come back up. Newer 454s have the filter horizontal. That's why you got to have the drainback valve.

PF25/35 is now a PF1218 (no drainback) "old school small and big block"

PF1232 (valve) for horizontal apps. or the equivalent.

Keep us posted if it stays fixed.

Rick
 
John T, I still say go to the 2qt filter like on the BB engines add the 1 extra qt of oil. It can't hurt anything having 1 extra qt in the system and have twice the filtration!
Later,
John A.
 
Hope that works out for you John T. In spite of what seems logical some engines just don't like synthetic at all.
 
MMO is 27% solvent.I might put it in an old tractor thats pumping oil.But not in a big V8.Why put in anything that will thin the oil and that includes Rislone.
 
John sounds like you are hearing the hydraulic valve lifters pumping back up. If so it ran a little rough and smoothed out as the noise went away.
I have mixed synthetic with petroleum based oil and had no problems. Not in a BB chevy but in a high reving honda with mileage over 250K and still doesn't burn oil. Changing to synthetic should have also resulted in some oil leaks as that stuff finds every loose spot.
Synthetic is pretty pricy and I have experimented with longer intervals between oil changes. Started at every 2K changed to synthetic and pushed to 6K then to 8K with filter change at 4K and found the car started using oil at 6K, quart every 1K. So now I'm back to 6K with a filter change at 3K and the oil consumption is back at zero.
So let us know if that click and clack come back.
 
True, again the ONLY reason I used the detergent Rislone was to clean up sticky lifters AND IT WORKED yayyyyyyyyyyy but once all is cleaned up its only a good quality oil. Good question thanks for your inputs

John T
 
Yep, the old 454 didnt use oil or leak oil AT 100,000 MILES and I used Mobil 1 in it but it never developed any start up clik clak lifter noise either like the new one has grrrrrrrr. I still like the 454 and the addition of Rislone indeed helped clean up and mostly cured some start up clil clak in this new 454, but now the oil (with the Rislone) has been changed and Im hoping all is cured......

Thanks for your inputs very fun chat yall

John T
 
Dont think I didnt consider that 2 qt filter!! The thing I didnt like was how low it hung down there so I opted for the one quart (SURE NOT the short one pint I had in there before lol) BUT WITH THE ANTI DRAIN BACK VALVE and with a twice as big filter as I had before and 5 W 30 as recommended oil versus 10 W 30 IMA HOPIN ALL IS WELL NOW.....The Rislone that was in there helped the noise (its detergent must have cleaned up ther sticky lifter) but now its gone and all is well so far and Im optimistic Its cured???

Thanks for your thoughts

John T
 
THANK YOU THANK YOU,,,,,,,,,Yeppers until I made the post here and yall commented and I also read some RV and Chevy Forums, I hadnt thought of trying such a filter BUT BY GOLLY ITS IN THERE NOW........ It plus the fact its a full one quart size (NOT the pint in there before) and the use of the recommended 5 W30 and the Rislone was in there HOPEFULLY long enough to do its clean up and stop the noise IM OFF TO THE RACES

Again, THANKS FOR YOUR INPUT Yall are great

John T
 
No the old one pint filter DID NOT have the anti drainback but by golly the new quart size does yayyyyyyyyyyyyyyyy I hope????

John T
 
(quoted from post at 06:43:55 07/18/13) John,

Did the short filter have the anti-drainback like the long one?

That really makes more sense than oil issues.

I agree I am more incline to think filter issues... If not the chase would have been on to resolve the issue :cry:
 
All the older Chevy engines with hydraulic lifters still required adjustment at least at assembly time and could be adjusted later.Pretty much any other brand of engine did not require this like you said.
Now maybe later on designs 2000 and newer ? they changed something ? so you can just draw the rocker nuts or bolts down and go on.
 
(quoted from post at 16:34:57 07/17/13) Okay, an update to the ever continuing saga of the unwanted start up top end clik clak in my 454 Chevy Vortec I WILL NOT TOLERATE THAT EITHER GRRRR

Bought this 2000 RV with 454 Chevy Vortec in Texas with 30,000 miles,,,,,,,,Drove it 1200 miles home ran perfect no engine noise at start up whatsoever,,,,,,,Engine calls for 5 W 30 but me n Billy Bob n Bubba wanted to change oil so I added Mobil 1 10 W 30 and a Quart of Lucas Synthetic Stabilizer (its not heavy n thick like the non synthetic) and a short 1 pint regular (no anti drainback valve) oil filter,,,,,,,,,,,,No noise UNTIL 1200 miles later at which time it developed a top end light Clik Clak on start up that might take 5 mins or more before it went away..........I added a Quart of Rislone and that seemed to help buttttttt it still did it now n then at start up but didnt seem to last as long.......

Sooooo after talkin it over with Billy Bob and Bubba and yall here plus a few RV and Chevy forums I say to myself,,,,,Self, it didnt do that when you bought it and only AFTER the Mobil 1 10W30 and Lucas and 1200 miles did it start HMMMMMMMMMMMMMMM

Today I changed oil,,,,,,,,Used Castrol Syntec Full Synthetic 5 W 30 (NOT Mobil 1 10W 30 this time),,,,,,,Added one pint of Marvel Mystery Oil,,,,,,USED A NAPA GOLD FULL SIZE ONE QUART FILTER EQUIPPED WITH THE ANTI DRAINBACK VALVE which is supposed to stop oil from running back down on shut down and help reduce a dry start?????? Yeah right !!!!

Of course, no start up noise now and I wont know much unitl its driven some and has to set a while. After I drive to Texas this fall I will know if the problem is cured or not, wish me luck........I have Mobil 1 10 W30 in the Onan Genny, Im gonna take a look at what Onan calls for instead of what me n Billy Bob n Bubba used lol

Ol John T and all I gotta crawl under it again, Im afraid a bug may have gotten my clean oil or tranny pans or zerks dirty again lol lol

Hey. I am a chemist, actually a certified CLS (Certified Lubrication Specialist). What is it with you guys and the additives?Synthetics and non synthetics mix. Check out the oils at Walmart, some say a "blend of synthetic" and others say "full synthetic". Synthetic oil is just hydrogen enriched oil. They run it thru a hydro treater at the refineries. This adds extra hydrogen which makes the molecular chains longer giving you more protection. Don't assume you get a good product when you buy a brand name. They are mass produced by jobbers buying spot market oils and additives. I ran the API qa/qc testing program for a number of years and we often found bad oils. If you develop an engine problem like you did, I would suspect the oil or the additive.
(fuelsandlubestechnologies.org)
 
With no drain valve I think you identified your problem. It had nothing to do with any additives or the type of oil. A dry start up will always be noisy.
 
A HUGE THANK YOU for the detailed information. A person can learn things if they hang out here

I didnt think one little pint of Marvel Top Oil could hurt being mixed with 10 pints of Castrol Synthetic (or so they say???) oil and its already in there and Im NOT gonna change it again until its necessary, i.e. give it a chance to do its thing......

John T
 
Hello John T,

You used the wrong viscosity Mobil 1. TOO late to see if that was the problem. What is it with all those additives? You forgot to put in STP and Marvel mystery oil?
Really John T I'm surprised at you! Anyhow glad the noise is subsided for now. Look forward for the 1200 mils report.
By the way I use Mobil1 on everything that I have
Just happen to be there when Mobil was testing it (1976)

Guido
 
(quoted from post at 09:32:24 07/18/13)
(quoted from post at 16:34:57 07/17/13) Okay, an update to the ever continuing saga of the unwanted start up top end clik clak in my 454 Chevy Vortec I WILL NOT TOLERATE THAT EITHER GRRRR

Bought this 2000 RV with 454 Chevy Vortec in Texas with 30,000 miles,,,,,,,,Drove it 1200 miles home ran perfect no engine noise at start up whatsoever,,,,,,,Engine calls for 5 W 30 but me n Billy Bob n Bubba wanted to change oil so I added Mobil 1 10 W 30 and a Quart of Lucas Synthetic Stabilizer (its not heavy n thick like the non synthetic) and a short 1 pint regular (no anti drainback valve) oil filter,,,,,,,,,,,,No noise UNTIL 1200 miles later at which time it developed a top end light Clik Clak on start up that might take 5 mins or more before it went away..........I added a Quart of Rislone and that seemed to help buttttttt it still did it now n then at start up but didnt seem to last as long.......

Sooooo after talkin it over with Billy Bob and Bubba and yall here plus a few RV and Chevy forums I say to myself,,,,,Self, it didnt do that when you bought it and only AFTER the Mobil 1 10W30 and Lucas and 1200 miles did it start HMMMMMMMMMMMMMMM

Today I changed oil,,,,,,,,Used Castrol Syntec Full Synthetic 5 W 30 (NOT Mobil 1 10W 30 this time),,,,,,,Added one pint of Marvel Mystery Oil,,,,,,USED A NAPA GOLD FULL SIZE ONE QUART FILTER EQUIPPED WITH THE ANTI DRAINBACK VALVE which is supposed to stop oil from running back down on shut down and help reduce a dry start?????? Yeah right !!!!

Of course, no start up noise now and I wont know much unitl its driven some and has to set a while. After I drive to Texas this fall I will know if the problem is cured or not, wish me luck........I have Mobil 1 10 W30 in the Onan Genny, Im gonna take a look at what Onan calls for instead of what me n Billy Bob n Bubba used lol

Ol John T and all I gotta crawl under it again, Im afraid a bug may have gotten my clean oil or tranny pans or zerks dirty again lol lol

Hey. I am a chemist, actually a certified CLS (Certified Lubrication Specialist). What is it with you guys and the additives?Synthetics and non synthetics mix. Check out the oils at Walmart, some say a "blend of synthetic" and others say "full synthetic". Synthetic oil is just hydrogen enriched oil. They run it thru a hydro treater at the refineries. This adds extra hydrogen which makes the molecular chains longer giving you more protection. Don't assume you get a good product when you buy a brand name. They are mass produced by jobbers buying spot market oils and additives. I ran the API qa/qc testing program for a number of years and we often found bad oils. If you develop an engine problem like you did, I would suspect the oil or the additive.
(fuelsandlubestechnologies.org)

Another wise man who will be mostly ignored.
 

No I was with him till the last sentence then he showed his hands on inexperience diagnosing a machine.... You can analyze oil till ell freezes over but never assume the machine will function on your assumption...
 

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