Removing oil pump... it was FUN!

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Old 03-24-2018, 09:44 AM
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Removing oil pump... it was FUN!









Old 03-24-2018, 11:18 AM
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Awesome pictures, just what I was wondering about. Did you have problems removing the exhaust nuts/bolts?

And hondabond all around the outside edge of the oil pump or no, when you put it back? thanks

Last edited by t-rd; 03-24-2018 at 11:23 AM. Reason: question
Old 03-24-2018, 02:17 PM
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Originally Posted by t-rd
Awesome pictures, just what I was wondering about. Did you have problems removing the exhaust nuts/bolts?

And hondabond all around the outside edge of the oil pump or no, when you put it back? thanks
those exhaust nuts are real tough to get it out . You need some type of breaker or small pipe to fit over the socket wrench.

Of course I used hondabond on the oil pump and oil pan after the surface is super clean and oil free.

it was just PITA to get replace this oil pump gasket, which was causing the oil leak
Old 03-24-2018, 02:24 PM
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I just finished putting the oil pan back a few hours ago. I will wait until tomorrow to fill the engine oil.

Old 03-24-2018, 09:09 PM
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I have a question here. How are you supporting the engine, while the side engine mount is removed and the oil pan is removed? By the transmission?
Old 03-24-2018, 09:25 PM
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Originally Posted by t-rd
I have a question here. How are you supporting the engine, while the side engine mount is removed and the oil pan is removed? By the transmission?
I didn’t support the engine; although I rigged up something like this just in case but my engine didn’t seem to move after I remove the side engine mount. This is how I did:
REMOVING:
1. Discount the battery
2. Remove the right wheel
3 Jack up the car and use a jack stand
4. Drain the oil
5. Remove the exhaust pipe
6. Remove the oil pan
7. Remove the timing belt
8. Remove the oil pump

IMSTALLING:
9. Install the oil pump
10. Install the timing belt
11. Install the oil pan
12. Install the exhaust pipe

wait 12 hour to refill the engine oil

Last edited by VictorTL; 03-24-2018 at 09:32 PM.
Old 03-25-2018, 08:17 AM
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Refilled the engine oil this morning and leave the engine idled for 10 minutes. No leak so far. Fingers cross!
Old 03-25-2018, 10:20 AM
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Thanks so much for that picture. I was wondering whether I should get a transverse engine support bar, but you made one yourself I have pieces of wood laying around also and will be doing the same thing.
Old 03-25-2018, 11:05 AM
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Originally Posted by t-rd
Thanks so much for that picture. I was wondering whether I should get a transverse engine support bar, but you made one yourself I have pieces of wood laying around also and will be doing the same thing.
go here and see last post on how I rigged up that support beam
http://www.mdxers.org/forums/showthread.php?t=159001
Old 03-25-2018, 12:16 PM
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Very nice setup, I'll be doing the same, on my 07 Accord V6 when it comes time to do it.
Old 03-25-2018, 12:32 PM
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Originally Posted by t-rd
Very nice setup, I'll be doing the same, on my 07 Accord V6 when it comes time to do it.
You probably don’t need it but just in case. I ended it up don’t need. Tried to push down the engine after removing the side mount and it was rock solid movement.
Old 03-25-2018, 12:35 PM
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You mean there was very little to NO engine movement with the side engine mount removed, without the support? I just replaced the rear engine mount so I doubt my engine moves much at all.
Old 03-25-2018, 01:13 PM
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Originally Posted by t-rd
You mean there was very little to NO engine movement with the side engine mount removed, without the support? I just replaced the rear engine mount so I doubt my engine moves much at all.
yup, that is on the mdx.
Old 03-25-2018, 01:34 PM
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There IS a good test I can do first, before I even tackle this job next year. Just remove the side engine mount and see how much the engine drops down, probably little to none at all because I have good front and rear engine mounts now.

One other question, did you install new exhaust gaskets and use new 14mm nuts when you bolt the j-pipe back on? It would be a waste of time after doing all that, ending with an exhaust leak.
Old 03-25-2018, 02:17 PM
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By the way, what did you use to clean the aluminum mating surfaces of the oil pump and the engine block?
Old 03-25-2018, 03:17 PM
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Originally Posted by t-rd
There IS a good test I can do first, before I even tackle this job next year. Just remove the side engine mount and see how much the engine drops down, probably little to none at all because I have good front and rear engine mounts now.

One other question, did you install new exhaust gaskets and use new 14mm nuts when you bolt the j-pipe back on? It would be a waste of time after doing all that, ending with an exhaust leak.
yup, 9 exhaust nuts, 3 exhaust gaskets. Before I did this project the first thing I did was to make sure I was able to remove the exhaust pipe. I did that about 2 weeks before I even doing anything. It took me almost 3 hours just to get the nut loose. One I got the nuts loosen I spray some more penetrating oil and tighten them all back up. When I am ready to start the project this part is now is a piece of cake.
Old 03-25-2018, 03:35 PM
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Originally Posted by t-rd
By the way, what did you use to clean the aluminum mating surfaces of the oil pump and the engine block?
Use something like lacquer thinner; acetone; or toluene.
Old 03-25-2018, 03:47 PM
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Originally Posted by VictorTL


yup, 9 exhaust nuts, 3 exhaust gaskets. Before I did this project the first thing I did was to make sure I was able to remove the exhaust pipe. I did that about 2 weeks before I even doing anything. It took me almost 3 hours just to get the nut loose. One I got the nuts loosen I spray some more penetrating oil and tighten them all back up. When I am ready to start the project this part is now is a piece of cake.
So basically pre-soak all the exhaust nuts/bolts by spraying everyday or so first, drive, let the exhaust expand and contract. got it.
Old 03-25-2018, 04:06 PM
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Originally Posted by zeta
Use something like lacquer thinner; acetone; or toluene.
I'm more curious about the scrubbing medium. Scotch brite? razor blade? I did the lower intake runner install, and used razor blades to carefully scrape away all old gaskets. But if my hand slips then there is a scratch. I have seen people use scotch brite "red" but not sure if this is safe.
Old 03-25-2018, 04:15 PM
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Originally Posted by t-rd
I'm more curious about the scrubbing medium. Scotch brite? razor blade? I did the lower intake runner install, and used razor blades to carefully scrape away all old gaskets. But if my hand slips then there is a scratch. I have seen people use scotch brite "red" but not sure if this is safe.
I hear if you use one of these types of 'carbide' scrappers, it's a heck of alot easier:

Low Price on Lisle 81600 - Carbide Scraper 1-1/4" at ToolPan.com

I usually used razor blades; however, I'll invest in one of the above next time.
Old 03-25-2018, 04:26 PM
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thanks! much appreciate. And this does not scratch aluminum surfaces?
Old 03-25-2018, 04:41 PM
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Originally Posted by t-rd
thanks! much appreciate. And this does not scratch aluminum surfaces?
You'll have to go easy, by feel, at first to gauge how much pressure to use making sure to keep it flat on the surface; however, it will scratch aluminum, if you go 'full gorilla' so be careful.

The benefits of 'easy removal' results far out way the hazards, like with razor blades and/or scratching, if used reasonably until you get-the-hang-of it.

Good Luck!
Old 03-25-2018, 05:02 PM
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^
Here is a video of a guy using a 'carbide' scraper to give you an idea. He starts at around 14:40 on the clock:

Old 03-25-2018, 06:15 PM
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I just used dull razor blade and very fine brush wire with breaker cleaner and at the final step I used acetone on a clean rags to wipe the matting surface clean before applying Honda bond. Lining up the oil pan and the block is very difficult when you don’t want any Honda bond to get messed up. If mess up the Honda bond while trying to lineup the matting surface your seal is likely to compromised and you need to clean it up and do it all over again. Practice lining the oil pan before put the Honda bond. I practiced 5-8 times before I applied the seal and made the matting surfaces perfectly matched without moving side to side, just push the oil pan up and it locked with the Dowe pins. This is the hardest part of the whole job.
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Old 03-25-2018, 06:18 PM
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Been driving for about 30 miles after the oil pump reseal and no sign of oil leak!
Old 03-25-2018, 06:19 PM
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Just use common sense you will be alright.
Old 03-25-2018, 07:14 PM
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Originally Posted by t-rd
So basically pre-soak all the exhaust nuts/bolts by spraying everyday or so first, drive, let the exhaust expand and contract. got it.
No! you need to un-bolt the exhaust nuts and if can’t get them lose you can’t go no where!!
Old 03-25-2018, 07:15 PM
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Are you a handyman? If not than this job is not for you. And if your car is too old then isn’t worth doing it. I would just let her drip!
Old 03-25-2018, 07:16 PM
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You misunderstood me. I meant pre-soak exhaust nuts and bolts for days, THEN attempt removal of them. I have done this same thing before, for suspension components before work was done.

I have been working on my car for years. Did you not read above that I did a lower intake runner install myself? I took half the engine apart down to the intake ports where you can see the valves.
Old 03-25-2018, 07:21 PM
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Originally Posted by t-rd
You misunderstood me. I meant pre-soak exhaust nuts and bolts for days, THEN attempt removal of them. I have done this same thing before, for suspension components before work was done.

I have been working on my car for years. Did you not read above that I did a lower intake runner install myself? I took half the engine apart down to the intake ports where you can see the valves.
ok that is good
Old 03-25-2018, 07:22 PM
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Start the project now why wait until summer!
Old 03-25-2018, 07:23 PM
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Just do it!
Old 03-25-2018, 07:24 PM
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Do you how how to replace the Rear main seal if it leaking oil? Sooner or later it is going to happen and I want to be prepared.
Old 03-26-2018, 07:42 AM
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Because it's still cold in Chicago plus the timing belt and water pump aren't due for another 40k miles. Some people live in mild weather areas that have the luxury of being able to fix cars all year long, I don't touch my car until April or May. Things break in the cold weather when you get at them, especially rubber and plastic. I don't have a backup car either and I need to work so I have take a long weekend to do this.

No i haven't done the rear main seal but someone on here already did it, so do a search.
Old 03-26-2018, 07:59 AM
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Originally Posted by VictorTL
I just used dull razor blade and very fine brush wire with breaker cleaner and at the final step I used acetone on a clean rags to wipe the matting surface clean before applying Honda bond. Lining up the oil pan and the block is very difficult when you don’t want any Honda bond to get messed up. If mess up the Honda bond while trying to lineup the matting surface your seal is likely to compromised and you need to clean it up and do it all over again. Practice lining the oil pan before put the Honda bond. I practiced 5-8 times before I applied the seal and made the matting surfaces perfectly matched without moving side to side, just push the oil pan up and it locked with the Dowe pins. This is the hardest part of the whole job.
Great advice VictorTL, ended up having to do mine twice when replacing the oil pan. I thought fitting the pan back on would be a no brainer, ITS NOT. Practice fittings are essential, for me at least.
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Old 03-26-2018, 08:14 AM
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Originally Posted by VictorTL
Do you how how to replace the Rear main seal if it leaking oil? Sooner or later it is going to happen and I want to be prepared.
The transmission has to be removed to access the rear main seal. Not your average Saturday afternoon repair. As much as I detest ANY oil leak, unless the rear main seal was causing excessive engine oil loss, I would ignore it until the need to repair or replace the transmission presented itself!
Old 03-26-2018, 09:23 AM
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there is already a thread on rear main seal: https://acurazine.com/forums/3g-tl-p...repair-761581/

I've been on this board for a long time. It's an even more involved job, you drop the entire subframe out then drop out the trans.
Old 03-26-2018, 10:10 AM
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Originally Posted by frankjnjr
Great advice VictorTL, ended up having to do mine twice when replacing the oil pan. I thought fitting the pan back on would be a no brainer, ITS NOT. Practice fittings are essential, for me at least.
same thing with the oil pump. Practice with the fitting before do the final fit with the Honda bond!!
Old 03-26-2018, 10:25 AM
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T-rd, what car do you have?
Old 03-26-2018, 10:26 AM
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Originally Posted by frankjnjr
The transmission has to be removed to access the rear main seal. Not your average Saturday afternoon repair. As much as I detest ANY oil leak, unless the rear main seal was causing excessive engine oil loss, I would ignore it until the need to repair or replace the transmission presented itself!
thanks!


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