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$13 for 1 magnet and 1 drain plug - you're better off with the 87 count pack for $20 plus ship - you can out fit every car in your neighborhood for that amount!
i'll let you all know how they work out when they arrive!
You're my f*king hero!! Let us know how it all works out.
Oops, I noticed they were smaller than the quarter after I posted. I was referring to the ones on the far right in the picture. I don't know if I would feel comfortable putting one of these inside the drain pan (on the end of the plug). To me, that is just asking for trouble... I would hate for the thing to come off in the oil & that would be just my luck.
Matt
Matt - you wouldn't want to put it INSIDE the drain pan - you can put it on the end of the bolt on the outside of the pan.
if i'm not mistaken, most drain plug bolts have a lip on the bolt "head" - those smallest magnets should fit nicely in that lip - which is where i plan to put mine.
probably put the largest size on the filter on the "bottom" of the filter - unless someone thinks the bottom would be a bad place - any input???
I am headed back to Hong Kong this week. I will see how many magnets I can pick up. I will make a post when I return around the 3rd of Dec. I will sell them at cost, you pay the shipping. Look for the Post.
I took the magnets off of a Magnetron tube from a Microwave oven that was scrapped and stuck it on the bottom of the filter. They are incredibly strong and don't fall off. I haven't lost one yet. I don't open up the filter after a change but assume they catch all those little filings/shavings, etc. Ask your local appliance store or servicer for one.
Matt - you wouldn't want to put it INSIDE the drain pan - you can put it on the end of the bolt on the outside of the pan.
if i'm not mistaken, most drain plug bolts have a lip on the bolt "head" - those smallest magnets should fit nicely in that lip - which is where i plan to put mine.
probably put the largest size on the filter on the "bottom" of the filter - unless someone thinks the bottom would be a bad place - any input???
I guess the problem I have with doing this is that it makes the entire bolt magnetic and will probably make shavings collect in the threads. When you take the bolt out, the shavings will probably just end up back in the pan. The magnetic drain plugs you purchase from the dealer havea magnetic tip that is actually inside the pan. When you remove the bolt you see sludge collected on the tip of the plug.
I guess the problem I have with doing this is that it makes the entire bolt magnetic and will probably make shavings collect in the threads. When you take the bolt out, the shavings will probably just end up back in the pan. The magnetic drain plugs you purchase from the dealer havea magnetic tip that is actually inside the pan. When you remove the bolt you see sludge collected on the tip of the plug.
but if you think about this logically - when you take a magnet and touch it to the top of something or put it on the end of something (like the end of the drain plug), if it is metal, it inherently picks up those magnetic properties throughout - so in actuality, the threads would be magnetized on the bolt even if just the tip had the magnet - unless there was some sort of insulator between that and the actual bolt (or unless the threads are plastic or nylon or something) which would make the possibility of the magnet falling off inside the engine much greater, so this should be MUCH SAFER, as if the magnet falls off (which i highly doubt) it will either get stuck somewhere under your car, or the car behind you! and won't wind up inside the engine somewhere.
not to take anything away from your observation, as it sounds like the possibility exists, but i think the benefits of the external magnets would be greater because of their strength - those little suckers are powerful - 400 times their own weight? seems to me that if you dropped a rod, it would get stuck to the drain plug because of the magnet
Oops, I noticed they were smaller than the quarter after I posted. I was referring to the ones on the far right in the picture. I don't know if I would feel comfortable putting one of these inside the drain pan (on the end of the plug). To me, that is just asking for trouble... I would hate for the thing to come off in the oil & that would be just my luck.
Matt
Yes I think putting a magnet inside you oil pan would be a terrible idea. Has someone tried that?
I have that exact magnet on my C4 and my wife's Monte. I got 2 for less than that price at a local Autozone. On my Z06 I'm using the ones from a disk drive since I had a few on their way to the trash bin...
Hey Matt, I will buy the set of 87 and share them with you and Reed. I owe Reed after the fiasco with the fuel filter last night?
Reed was actually telling me about this post on one similar to it before you got there. By the way, thanks for all your help changing the exhausts over. We would still be there trying to fix it all.
But aren't oil filters able to filter out metalic particles of the size we're talking about?
Well the only way you would know is to analyze the sludge that they is building up around the magnet area, or maybe a before and after check on the oil. I think I will use them in the future, just as a better safe than sorry philosophy. Maybe one of the guys who analyze their oil will do a before and after oil check. That would be a nice gesture for their forum buddies.
Well the only way you would know is to analyze the sludge that they is building up around the magnet area, or maybe a before and after check on the oil. I think I will use them in the future, just as a better safe than sorry philosophy. Maybe one of the guys who analyze their oil will do a before and after oil check. That would be a nice gesture for their forum buddies.
i'll do what i can - i'm gonna put some from my 87 pack on my truck with 199K, my C4 with 134K and my C5 with 1K and report back - im not due for an oil change for a while in either, but i'll be reporting back with my findings - and i'm putting one on the filter AND the drain plug on each vehicle
But aren't oil filters able to filter out metalic particles of the size we're talking about?
Good point, how do you know the metal particles are getting past the oil filter?
The earlier thread said the metal particles were inside the filter and its possible for them to be in the oil pan too, therefore on the magnetic bolt.
The oil is picked up from the pan, through the filter and then to the bearings, etc. The oil pan is the collection and not the distribution point. So if there is dirt, particles and whatever, your oil filter will catch the gremlins.
I'm going out back to bury some fox crap beneath the full moon so that my battery won't fail.
All fun guys. To each their own.
Last edited by Blindfingers; Nov 23, 2005 at 07:28 PM.
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I think this is one of those relatively cheap and can't hurt type things. I bought an oil filter magnet from JC Whitney about three years ago and just continue to swap it to new filters. It's a black rubber strap with pockets for four magnets and can either be slid off the filter or unhooked. I think I paid around $15 or $16 or so. Like I said, can't hurt.
What this is actually doing is allowing the filter to pass more oil through its element(the filter breaths better). this is due to those small metal pieces not getting caught by the filter.
but why would you need the magnet on a "broken" in engine? there should not be much metal to be concerned about.
That said, I will be trying this idea. I want to see what adheres to the filter between now and the next oil change.
Good point, how do you know the metal particles are getting past the oil filter?
A typical Fram oil filter will catch particles 10 micron or greater in size. It would seem smaller particles would be insignificant. Of course you will see a pile of metal if you attach a magnet to a filter. You could also attach a magnet to a used filter filled with old oil, shake it up and see how much metal is being trapped by the filter.
Attaching a magnet won't hurt, but I wouldn't spend money on it. Kind of like inflating tires with nitrogen.
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