is this valve lash? ( watch video)
i was just wondering if this is valve lash,lifters,rockers etc.the camera makes it seem a little louder than it actually is but either way i want to quieten it up.im wondering if i can get away with some oil stabilizer or if i need to get the valves adjusted. it sounds lie a ****ing diesel lol.
http://www.youtube.com/watch?v=n1pr9hjTHY4
http://www.youtube.com/watch?v=n1pr9hjTHY4
That is just the way the DOHC valves sound. You could try some oil stabilizer but I doubt it will get rid of it entirely. Even after a valve adjustment you will probably still hear that. That's not bad at all compared to some of the neglected engines I have heard.
Honestly, It doesn't sound that bad, but then again when did you have the valves adjusted last? According to the Honda shop manuals they are supposed to be checked every 20k-30k miles or 2 years, which ever comes first.....
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It does sound like there is one valve that is ticking a bit.
Did you check the lash hot or cold? Check the lash when the engine is cold, then warm the engine up(get the fans to come on) and check it again. Albeit you may find a couple lifters a bit on the larger clearance side of tolerance.
To speed up identifying which lifter(s) may be a tad loose. When the engine is on but cold use a large screwdriver ,or broom handle, to listen to the lifters through the cam cover. Note which one seems louder than the rest. Do this again when the engine is hot. That way you don't have to recheck all lifters.
FWIW years ago I did lash for a friends Civic. Lashed them, when cold the engine was considerably quieter(dont think he ever had them done). But after the engine warmed up one lifter was still ticking. I ended up relashing the lifter three times as I wanted to creep up on the bugger. For whatever reason the rocker/lifter just grew in greater clearance when it warmed up(compared to the other lifters).
EDIT: BTW the rest of the 'noise' sounds like typical valvetrain noise, oh how sweet it is
Did you check the lash hot or cold? Check the lash when the engine is cold, then warm the engine up(get the fans to come on) and check it again. Albeit you may find a couple lifters a bit on the larger clearance side of tolerance.
To speed up identifying which lifter(s) may be a tad loose. When the engine is on but cold use a large screwdriver ,or broom handle, to listen to the lifters through the cam cover. Note which one seems louder than the rest. Do this again when the engine is hot. That way you don't have to recheck all lifters.
FWIW years ago I did lash for a friends Civic. Lashed them, when cold the engine was considerably quieter(dont think he ever had them done). But after the engine warmed up one lifter was still ticking. I ended up relashing the lifter three times as I wanted to creep up on the bugger. For whatever reason the rocker/lifter just grew in greater clearance when it warmed up(compared to the other lifters).
EDIT: BTW the rest of the 'noise' sounds like typical valvetrain noise, oh how sweet it is
Last edited by MAD_MIKE; Oct 2, 2010 at 09:04 AM. Reason: edit
i was just wondering if this is valve lash,lifters,rockers etc.the camera makes it seem a little louder than it actually is but either way i want to quieten it up.im wondering if i can get away with some oil stabilizer or if i need to get the valves adjusted. it sounds lie a ****ing diesel lol.
http://www.youtube.com/watch?v=n1pr9hjTHY4
http://www.youtube.com/watch?v=n1pr9hjTHY4
Hey there. i have a 1995 Honda Accord Ex 2.7L V6 Sedan. Sounds like a bloody diesel and ticks like a bjtch when it wants to and to top it off...... it has all of its fast power, just shakes bad in the wheel from 80-120km like I'm off roading and when I let off the gas, it slows down more then it should. I was told it had a stuck vavle when I got the car about 3 months ago...
if yours is similar, what is your cure?
That original poster hasn't posted in over 9-years, but might still be around.
I don't know much about V6, but for the ticking, it sounds like you should get your valve clearance set. There are some fuel/oil additives that might help you out, but I am leery of those kinds of products so I won't suggest anything.
Vibration could be many things. Even poorly balanced / unevenly worn tires up front can cause severe shaking as they search for solid grip on the pavement. Failing motor mount(s) are another common cause of vibration at certain RPM's Visual inspection of the motor mounts might give you a clue, or it might require actually looking at them while the throttle is opened up.
How many miles on car and what kind of driving conditions has it seen?
I don't know much about V6, but for the ticking, it sounds like you should get your valve clearance set. There are some fuel/oil additives that might help you out, but I am leery of those kinds of products so I won't suggest anything.
Vibration could be many things. Even poorly balanced / unevenly worn tires up front can cause severe shaking as they search for solid grip on the pavement. Failing motor mount(s) are another common cause of vibration at certain RPM's Visual inspection of the motor mounts might give you a clue, or it might require actually looking at them while the throttle is opened up.
How many miles on car and what kind of driving conditions has it seen?
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