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I went back to stock cams didnt resist the ticking noise during warmup.

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Old Mar 20, 2007 | 08:26 PM
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From: C.A Honduras!
I went back to stock cams didnt resist the ticking noise during warmup.

as the title says i took out the 264/272hks cams and i put back in the stock cams
and now the ticking noise has gone i had a ticking noise during warmup and know all is fine.
know what could it be? maybe hks cams dont have tolerance measurments that should be close to spec oem cams maybe but who knows all i know is that iam happy know

see this thread i started a while back:

https://www.evolutionm.net/forums/sh...d.php?t=253472
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Old Mar 20, 2007 | 09:39 PM
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that would be the lifters they have air in them it is really no big deal. Put the cams back in and have some fun. Make sure to bleed the lifters before you put the cams back in.
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Old Mar 20, 2007 | 09:42 PM
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bleeding doesn't always solve the issue, i have bleed mine several times and still does it, while i have done cams in other evos and no issues...
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Old Mar 20, 2007 | 09:44 PM
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Did you tried changing the engine oil to another brand like Amzoil 10W30 or 5W20? Or changing cam gears settings before the swith back?
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Old Mar 20, 2007 | 09:44 PM
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well we live and we learn get some jam lifters
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Old Mar 20, 2007 | 10:03 PM
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hear of jam lifters...but dont know much about em. but i have seen people swap to a different motor oil and help the noise...dunno.
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Old Mar 20, 2007 | 10:04 PM
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i did change my oil and it still was the same and i also bleeded the lifters and it still made the ticking noise.
the other option i had was the jamm lifters but they said they didnt guarantee the ticking would go away.
so i decided to go with the stock cams and to my surprise they dont make that dumb ticking noise that maybe hks should see whats going on with this issue.
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Old Mar 20, 2007 | 10:42 PM
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welcome to the 4g "lifter tap" 63
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Old Mar 21, 2007 | 06:10 AM
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Some cars do it some dont, It does help if you bleed the lifters the first time.
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Old Mar 21, 2007 | 09:50 AM
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Originally Posted by Spooldyou
Some cars do it some dont, It does help if you bleed the lifters the first time.
in my case the lifters were not the problem they always held good pressure
if some cars do it and others dont do it then it has to be something with the cams not being in made to spec, in my case it was the hks cams
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Old Mar 21, 2007 | 12:04 PM
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Since your car has had the cams changed several times(first to HKS 264's, then back to stock, then to HKS 264/272 and now back to stock again)and during none of those R&Rīs were the lifters properly bled, it may well be that at least one of the lifters was partially ruptured internally and that it doesnīt function properly when subjected to the increased lift of the HKS cams.

Also, on both of the first two cam installs the cams were installed and run-in without applying cam install lube to the working surfaces. So, it may well be that the micropolished surfaces were damaged during startup.

Furthermore, the cap bolts were torqued with a funky off-brand click-style torque wrench as you didnīt wanna use my Snap-on Torque-o-meter. Then the cams were run for a prolonged period with insufficient torque. Remember, that they had to be retorqued and that several were found to be improperly torqued.

The easiest and surest way to find out whether the HKS cams are within spec is to measure them with a micrometer. Otherwise there are too many variables and we would just be guessing.

Last edited by sparky; Mar 21, 2007 at 12:15 PM.
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Old Mar 21, 2007 | 12:27 PM
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Originally Posted by 4TUN8
welcome to the 4g "lifter tap" 63
+1 ^^^
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Old Mar 21, 2007 | 12:27 PM
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Thumbs up

Originally Posted by sparky
Since your car has had the cams changed several times(first to HKS 264's, then back to stock, then to HKS 264/272 and now back to stock again)and during none of those R&Rīs were the lifters properly bled, it may well be that at least one of the lifters was partially ruptured internally and that it doesnīt function properly when subjected to the increased lift of the HKS cams.

Also, on both of the first two cam installs the cams were installed and run-in without applying cam install lube to the working surfaces. So, it may well be that the micropolished surfaces were damaged during startup.

Furthermore, the cap bolts were torqued with a funky off-brand click-style torque wrench as you didnīt wanna use my Snap-on Torque-o-meter. Then the cams were run for a prolonged period with insufficient torque. Remember, that they had to be retorqued and that several were found to be improperly torqued.

The easiest and surest way to find out whether the HKS cams are within spec is to measure them with a micrometer. Otherwise there are too many variables and we would just be guessing.


Sounds like the problem I had. Bleeding the lifters didn't get rid of all the ticking so I slowly turned the engine by hand and watched the lifters. Sure enough 1 lifter was collapsing just a little bit, change that 1 lifter and all has been well ever since.
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Old Mar 21, 2007 | 12:55 PM
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after i put my revolvers in, lifters ticked, bled them still ticked, but in JAM lifters, still ticks, i stopped caring
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