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bse oil block off

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bojanglesracing

15+ Year Contributor
327
2
Oct 11, 2005
halifax, Pennsylvania
Is this where they drilled the oil hole for the rear oil hole on the balance shaft? And can i just tap the hole the whole way through in and put a bolt in to block it off? I am talking about the spot in red.
 

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i cant tell where thats at on the engine from the pic? But when my mechanic removed my balance shafts , he just turned the bearing like 90 degrees to where the holes didnt line up therefore blocking the oil from coming out from where the balance shaft used to be., The bearing thes circular that goes where the oil pump bolts up... ( Did that make sense? )
 
Yea i know that but the problem is when i took my oil pan off i found the bering laying in it so i don't think that the bering will stay in. That pic is what is right behind the turbo. Thanks for the help.
 
Defiant said:
The rear shaft carries oil through itself. It's not supplied from the system, just straight from the pump.
You're probably looking at the phase check plug.
No, the check plug for the rear balance shaft is on the rear of the block. This pic is behind the turbo.

It's hard to tell with that blurry picture, but that looks like it may be the bolt for the rear bearing of the front balance shaft. There is also a front bearing on the front balance shaft that you would also have to tap and block off.
To help determine what two bolts you have to remove they should both be located at an even height on the hump on the front of the block. That hump is the casting on the block where the balance shaft is located. To be 100% that you have the correct two bolts, remove them and stick a screwdriver in them. You will hit the balance shaft. Remember how far the screwdriver goes in and then remove the front shaft. Now put the screwdriver back in. It should go a lot deeper. If not, you have the wrong bolts.
I would still think rotating the bearings would be easier. I guess it depends on your situation. If you have the engine out of the car it will be easy rotate the bearings or to tap and put longer bolts in. If the engine is still in the car, you can either leave the front shaft in with no belt which is the easiest thing to do or take one of the other options. A couple things to remember if the engine is in the car. If you want to tap the galleys and use longer bolts you will have to make sure you get all the metal shavings out from tapping. If you want to rotate the bearings it will be a major pain in the ass while the motor is in the car. you will have to drop the engine low enough to get the front shaft to slide out and then you pound out the bearings to spin them.
 
Hey housegsx I see you know what i am talking about. The problem is that the rear bering will not stay in it wore out when you put the bering in it falls right back out. So i was going to try this it hopes that i would not need to get a new block.
 
Yeah rotating the old bearings didn't work for me cause the second I tried hammering them in they broke apart. Good I had new bearings and put them in smoothly.


I found out that the perfect tool for this job is a duralast 1 1/4" socket (or was it 1 1/8...) The rear bearing fits perfectly on the smaller side of the socket and this makes hammering it straight back in very easy. Otherwise I couldn't get the bearing in straight at all.
 
If I understand the issue correctly, this may be a solution.

Check this out.
I did a BSE on a 6-bolt with the motor out, so, knocking the bearings out was cake.
I knocked out the inner most front b-shaft bearing, rotated it, and pounded it back in, well, it didn't go in straight, and broke apart.

Bummer... I then thought, let me try and knock out the rear b-shaft bearing and see if it fits.
It does fit, and perfectly.
The best part about it is that particular bearing does not have an oil hole, so putting in the inner most front b-shaft bearing was a no brainer.

It went in nice and tight, and fit perfect.
Give that a shot instead of tapping and plugging the inner most front b-shaft oil hole.
 
The reason i am doing this is because the rearong failed. IT fell out and destoyedthe surfacewhere it goes.
 
Well then, I guess tapping will be your only option since they bearing won't fit tight anymore. Good luck getting those plugs out of the block. They look like they would just snap off. Let us know if they come out easily. When you put the longer bolts in put some jb weld on the end of the threads so no oil sneak by and the bolt doesn't back out of the block.
 
Strm Trpr said:
If I understand the issue correctly, this may be a solution.

Check this out.
I did a BSE on a 6-bolt with the motor out, so, knocking the bearings out was cake.
I knocked out the inner most front b-shaft bearing, rotated it, and pounded it back in, well, it didn't go in straight, and broke apart.

Bummer... I then thought, let me try and knock out the rear b-shaft bearing and see if it fits.
It does fit, and perfectly.
The best part about it is that particular bearing does not have an oil hole, so putting in the inner most front b-shaft bearing was a no brainer.

It went in nice and tight, and fit perfect.
Give that a shot instead of tapping and plugging the inner most front b-shaft oil hole.


theres a tool ( forgot the name of it ) that we used that was circular that rotated the bearing around without even needing to really remove it, so now the oil hole is covered by the bearing so it cant leak.
 
Hey the plug came out fine. So i got a tap the same as the plug and tap it and got a bolt from napa and dump a lot of lock tight on it and ran it in. Guess i will see what happens when i get it back togther this weekend.
 
nightspeed87 said:
theres a tool ( forgot the name of it ) that we used that was circular that rotated the bearing around without even needing to really remove it, so now the oil hole is covered by the bearing so it cant leak.

I just did the BSE in my GSX tonight with the motor in and I pulled the front b-shaft.
The job really isn't that hard with the motor in.

I know the tool you are talking about, but I don't know the name either.
It would be so easy to just insert a tool and rotate the bearings in their bores without popping them out first.
 
bojanglesracing said:
Hey the plug came out fine. So i got a tap the same as the plug and tap it and got a bolt from napa and dump a lot of lock tight on it and ran it in. Guess i will see what happens when i get it back togther this weekend.
Make sure you do both of them. I see no plurals here and you are worrying me...
 
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