2.3 oil pump swap, and the machine shop - Page 5 - Performance Forum

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Re: 2.3 oil pump swap, and the machine shop
Sunday, March 18, 2007 12:49 PM
Could some one send me those pictures too??

paultjepkes_89@hotmail.com

Thank you i would really appreciate it.

Thanks,
Paul




Re: 2.3 oil pump swap, and the machine shop
Sunday, March 18, 2007 12:52 PM
check your email.


EDIT : I have included 2 different sets of instructions (which I did not write) but you can follow them. They make the swap seem 10x harder than it is. Super simple.


Edited 1 time(s). Last edited Sunday, March 18, 2007 1:54 PM

HP Tuners | Garrett T3/T04B | 2.5" Charge Pipes | 2.5" Downpipe | 650 Injectors | HO Manifold | Addco front/rear | Motor Mounts | HKS SSQV | Spec stage 3 | AEM UEGO Wideband | Team Green LSD | FMIC | 2.3 cams | 2.3 oil pump swap | 280WHP | Now ECOTECED

Re: 2.3 oil pump swap, and the machine shop
Sunday, March 18, 2007 6:23 PM
thanks man.

SO has anyone done the drilling and stuff themselves?

Thanks,
Paul



Re: 2.3 oil pump swap, and the machine shop
Sunday, March 18, 2007 7:11 PM
I did, you need to drill 2 holes, 3/8" or 1/2" make sure you mark them, then just bring the block to a metal shop and have them weld 4 or 5 old pasages shut, and drill/tap 2 holes for the windage tray. that is the whole swap.

-drill 2 holes
-weld 4 or 5 shut
-drill/tap 2 studs for windage tray..


thats the whole swap, the instructions make it seem soo hard.. I am doing a bottom end swap on a 2.4 this coming friday... maybe I can pull the bottom end apart and do a step by step with pictures and get it stickies... super easy, really fast.


HP Tuners | Garrett T3/T04B | 2.5" Charge Pipes | 2.5" Downpipe | 650 Injectors | HO Manifold | Addco front/rear | Motor Mounts | HKS SSQV | Spec stage 3 | AEM UEGO Wideband | Team Green LSD | FMIC | 2.3 cams | 2.3 oil pump swap | 280WHP | Now ECOTECED

Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 3:08 AM
ge_forcez22 you might be my hero if you do that.



PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 5:22 AM
Will i need the studs for the pump its self or would i be fine with out them.
There is a lil chip off the corner of the block rite where i need to put one of the studs.



Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 5:30 AM
the pump bolts to the same bolts that held down the factory pump. So you will be good there. the only holes that need to be drilled are for the windage tray... parallel with main bearing #3 (IIRC)


HP Tuners | Garrett T3/T04B | 2.5" Charge Pipes | 2.5" Downpipe | 650 Injectors | HO Manifold | Addco front/rear | Motor Mounts | HKS SSQV | Spec stage 3 | AEM UEGO Wideband | Team Green LSD | FMIC | 2.3 cams | 2.3 oil pump swap | 280WHP | Now ECOTECED

Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 5:52 AM
I know it will bolt rite on.

But there are 2 studs that need to be drilled and put in that go from the block into the bottom of the pump correct?
If so iam i going to need them? because like i said the block is chiped rite there.





Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:01 AM
nope, only the 2 bolts hold the pump to the block... the only 2 holes that you need to thread and put either studs or bolts in are for the windage tray.





HP Tuners | Garrett T3/T04B | 2.5" Charge Pipes | 2.5" Downpipe | 650 Injectors | HO Manifold | Addco front/rear | Motor Mounts | HKS SSQV | Spec stage 3 | AEM UEGO Wideband | Team Green LSD | FMIC | 2.3 cams | 2.3 oil pump swap | 280WHP | Now ECOTECED

Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:12 AM
Paul Tjepkes wrote:I know it will bolt rite on.

But there are 2 studs that need to be drilled and put in that go from the block into the bottom of the pump correct?
If so iam i going to need them? because like i said the block is chiped rite there.


I think he is talking about the alignment dowels for the pump. Yes, you have to drill those out. No need for tapping. You just press in a dowel...I think the size of the dowel is mentioned in the write-up.



2010 Subaru Impreza WRX Limited
1999 Cavalier Z24 Supercharged
1999 Grand AM SE (Beater Car)
1997 GMC Sierra
2007 Honda CBR 600RR
2005 Honda TRX450R
Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:14 AM
oh yah, right, I forgot about those. yah you just need 2 dowls, make sure you don't drill through the little portion and little tap them into place. They are there for assemble basically, but a really good thing to have.


HP Tuners | Garrett T3/T04B | 2.5" Charge Pipes | 2.5" Downpipe | 650 Injectors | HO Manifold | Addco front/rear | Motor Mounts | HKS SSQV | Spec stage 3 | AEM UEGO Wideband | Team Green LSD | FMIC | 2.3 cams | 2.3 oil pump swap | 280WHP | Now ECOTECED


Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:17 AM
so my block is chipped where one of the dowel are spose to be put in yes the alignment dowel thanks luke any way so theres no way to put a dowel there because its cracked off rite there.

SO iam i going to need a differant block or what now?

Thanks,
Paul




Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:20 AM
you could get that spot welded up.


HP Tuners | Garrett T3/T04B | 2.5" Charge Pipes | 2.5" Downpipe | 650 Injectors | HO Manifold | Addco front/rear | Motor Mounts | HKS SSQV | Spec stage 3 | AEM UEGO Wideband | Team Green LSD | FMIC | 2.3 cams | 2.3 oil pump swap | 280WHP | Now ECOTECED

Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:23 AM
so weld it then drill and press my dowel in?



Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:31 AM
yah, that should work just fine.


HP Tuners | Garrett T3/T04B | 2.5" Charge Pipes | 2.5" Downpipe | 650 Injectors | HO Manifold | Addco front/rear | Motor Mounts | HKS SSQV | Spec stage 3 | AEM UEGO Wideband | Team Green LSD | FMIC | 2.3 cams | 2.3 oil pump swap | 280WHP | Now ECOTECED

Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:32 AM
ge_forcez22 wrote:I did, you need to drill 2 holes, 3/8" or 1/2"....


Does it matter whether or not I go 3/8" or 1/2" ? Any advantage to either size?



2010 Subaru Impreza WRX Limited
1999 Cavalier Z24 Supercharged
1999 Grand AM SE (Beater Car)
1997 GMC Sierra
2007 Honda CBR 600RR
2005 Honda TRX450R
Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:36 AM
I have read some stuff about this, arguments saying 3/8" iis too small, 1/2" is too big, blah blah blah, from what I found, 1/2" is obviously a little more exact when you drill it, but once you get to your stock oil passages(1/2") it will all be the same as factory. 3/8" is suffiecent but if you can do 1/2" you will not lose any flow or pressure.

I would say (obviously) start small and EXACT, then increase size up to 1/2", just make sure you drill nice and straight. Measure/mark twice, drill once.



HP Tuners | Garrett T3/T04B | 2.5" Charge Pipes | 2.5" Downpipe | 650 Injectors | HO Manifold | Addco front/rear | Motor Mounts | HKS SSQV | Spec stage 3 | AEM UEGO Wideband | Team Green LSD | FMIC | 2.3 cams | 2.3 oil pump swap | 280WHP | Now ECOTECED

Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:39 AM
What do you mean by 1/2" being a little more exact?



2010 Subaru Impreza WRX Limited
1999 Cavalier Z24 Supercharged
1999 Grand AM SE (Beater Car)
1997 GMC Sierra
2007 Honda CBR 600RR
2005 Honda TRX450R
Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:41 AM
you will notice that when you drill the hole that connects to the stock passage that you will be drilling closer to the external wall of the block. if you were to drill through that wall your oil would all leak out. You just have to make sure you drill in nice and straight, take some time to ensure you get the hole nice and straight.


HP Tuners | Garrett T3/T04B | 2.5" Charge Pipes | 2.5" Downpipe | 650 Injectors | HO Manifold | Addco front/rear | Motor Mounts | HKS SSQV | Spec stage 3 | AEM UEGO Wideband | Team Green LSD | FMIC | 2.3 cams | 2.3 oil pump swap | 280WHP | Now ECOTECED

Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:43 AM
Also, which pipe plug would I want to use? Because the size for 1/4" NPT plug is 0.4375, and the size for 3/8" NPT plug is 0.578125 So neither one is exactly 1/2".



2010 Subaru Impreza WRX Limited
1999 Cavalier Z24 Supercharged
1999 Grand AM SE (Beater Car)
1997 GMC Sierra
2007 Honda CBR 600RR
2005 Honda TRX450R
Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:46 AM
there are about 4 or 5 holes that have to be closed, I just brought it to the machine shop and had them welded shut, that way they can't fall out IMO, only cost 40-60 bucks. Then at the same time they drilled/tapped the holes for the windage tray.


HP Tuners | Garrett T3/T04B | 2.5" Charge Pipes | 2.5" Downpipe | 650 Injectors | HO Manifold | Addco front/rear | Motor Mounts | HKS SSQV | Spec stage 3 | AEM UEGO Wideband | Team Green LSD | FMIC | 2.3 cams | 2.3 oil pump swap | 280WHP | Now ECOTECED


Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:50 AM
Oh...okay. Well I'm plugging all of mine with pipe plugs and Loctite, so I don't think they are going to go anywhere. I was referring to the angled hole you have to drill to meet with the vertical oil feed hole for the pump. The angled hole has to be plugged, so I am trying to figure out which plug to use so I know what drill bit size to use.



2010 Subaru Impreza WRX Limited
1999 Cavalier Z24 Supercharged
1999 Grand AM SE (Beater Car)
1997 GMC Sierra
2007 Honda CBR 600RR
2005 Honda TRX450R
Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:53 AM
you could use a 7/16" too, if that helps. just a thought


HP Tuners | Garrett T3/T04B | 2.5" Charge Pipes | 2.5" Downpipe | 650 Injectors | HO Manifold | Addco front/rear | Motor Mounts | HKS SSQV | Spec stage 3 | AEM UEGO Wideband | Team Green LSD | FMIC | 2.3 cams | 2.3 oil pump swap | 280WHP | Now ECOTECED

Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:58 AM
7/16" is actually the drill bit size for a 1/4" NPT plug.



2010 Subaru Impreza WRX Limited
1999 Cavalier Z24 Supercharged
1999 Grand AM SE (Beater Car)
1997 GMC Sierra
2007 Honda CBR 600RR
2005 Honda TRX450R
Re: 2.3 oil pump swap, and the machine shop
Monday, March 19, 2007 8:59 AM
When I did mine I drilled them 7/16" (that's tap size for 1/4" npt) and just used a 1/4" pipe plug...





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