problem with 2.3 pump swap - Performance Forum

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problem with 2.3 pump swap
Thursday, October 30, 2008 2:21 PM
ok im doing a 2.3 oil pump swap. my buddy scott told me today that thers a threaded hole thats missing on my block .



i haven't personally seen my block so i cant remember if it really isnt there or not. its been at his house and the machine shop. but either way he says its not there. am i missing something? the block i have is a 2000 ld9 auto. please ..any help is appreciated as i do not know what to do at this point. thanks



I NEED a 97-99 LD9 engine harness for an auto.PM if u hav info.!!

Re: problem with 2.3 pump swap
Thursday, October 30, 2008 2:55 PM
I pm'd you just now lol

Yea that hole has to be there because thats the hole for the stock balance shafts.. Have scott take a picture of it and post up.. Im almost 100% sure thats where the shafts bolt to.









~2014 New Z under the knife, same heart different body~
______________________
WHITECAVY no more
2012 numbers - 4SPD AUTOMATIC!!
328 HP
306 TQ
Re: problem with 2.3 pump swap
Thursday, October 30, 2008 3:30 PM
Drill + tap = fixed either way?






Re: problem with 2.3 pump swap
Thursday, October 30, 2008 4:06 PM
here is the only pic i took before it went to the machine shop...i looked at the balance shaft in the garage..it doesnt seem to have a bolt hole there either..just has one on one side..i take a pic of that too if youd like..i circled the two sides on here...i was really confused looking at the pics in the instructions and looking at the block..i was almost SURE there was supposed to be a hole already there on each side...but there isnt a single one...and its not as simple as just drill +tap...if the drive gear isnt PERFECTLY lined up with the pump gear itll chew the pump to pieces in a VERY short time since the pump gear is fiber..so things really need to be right....any ideas??






Re: problem with 2.3 pump swap
Thursday, October 30, 2008 4:58 PM
Hmm that really doesn't show anything. I think this will be a RARE ass block if there is no hole there.









~2014 New Z under the knife, same heart different body~
______________________
WHITECAVY no more
2012 numbers - 4SPD AUTOMATIC!!
328 HP
306 TQ
Re: problem with 2.3 pump swap
Thursday, October 30, 2008 5:08 PM
there is no hole..i know it isnt the best pic but even i can tell theres no hole there...top left corner is the oil pan bolt hole...theres no other hole of any kind inside that red circle......
............................. explanations?



Re: problem with 2.3 pump swap
Thursday, October 30, 2008 5:11 PM
Hmm that really doesn't show anything. I think this will be a RARE ass block if there is no hole there.









~2014 New Z under the knife, same heart different body~
______________________
WHITECAVY no more
2012 numbers - 4SPD AUTOMATIC!!
328 HP
306 TQ
Re: problem with 2.3 pump swap
Thursday, October 30, 2008 5:14 PM
Lol sorry about the double post. Stupid blackberry.










~2014 New Z under the knife, same heart different body~
______________________
WHITECAVY no more
2012 numbers - 4SPD AUTOMATIC!!
328 HP
306 TQ
Re: problem with 2.3 pump swap
Thursday, October 30, 2008 5:42 PM
ok i think i got the answer i expected...looks like the 2000+ and maybe 99 ld9 blocks do NOT have the second hole...that hole will need to be drilled and tapped.
someone might want to update the 2.3 oil pump conversion with this info...or maybe i just over looked it while reading
you have to FIRST put the new drive gear on the crank and set the crank in the block..THEN put the pump on over the crank and line up the pump drive gears,after they are lined up you can mark and drill your hole.....if the gears are not lined up you WILL tear your oil pump apart and FAST.

thanks to SpeedRacerZ for the info and help !!



Re: problem with 2.3 pump swap
Thursday, October 30, 2008 6:48 PM
woo hoo. thanks speedracerz and whitecavy for helpin



I NEED a 97-99 LD9 engine harness for an auto.PM if u hav info.!!
Re: problem with 2.3 pump swap
Friday, October 31, 2008 5:01 AM
Hmmm, I could of SWORE my 2002 block already had that hole because of the shafts.. Maybe my machine shop drilled that hole and I just didnt know about it Oh well.. Glad it got sorted out.










~2014 New Z under the knife, same heart different body~
______________________
WHITECAVY no more
2012 numbers - 4SPD AUTOMATIC!!
328 HP
306 TQ

Re: problem with 2.3 pump swap
Friday, October 31, 2008 6:58 AM
i have a few 96-98 and i think one or two 99-02 blocks lying around... ill go check and compare them and see whats up...



failing to prepare is preparing to fail.
Re: problem with 2.3 pump swap
Friday, October 31, 2008 7:07 AM
thanks man. let me know if you find the same. either way its gonna get drilled and tapped from the machine guy



I NEED a 97-99 LD9 engine harness for an auto.PM if u hav info.!!
Re: problem with 2.3 pump swap
Friday, October 31, 2008 7:13 PM
Listening.



Misnblu.com
Newbie member since 1999
Thank you Dave and JBO!





Re: problem with 2.3 pump swap
Sunday, November 02, 2008 12:53 PM
Now that I'm thinkn about it, I do believe when I had my 2002 block apart and I bought the 2.3 pump, I myself screwed the pump on to make sure it would fit right.

I wish I still had my damn balance shafts to see how it bolts on the block.










~2014 New Z under the knife, same heart different body~
______________________
WHITECAVY no more
2012 numbers - 4SPD AUTOMATIC!!
328 HP
306 TQ
Re: problem with 2.3 pump swap
Sunday, November 02, 2008 6:23 PM
scott (section8cav) wrote:ok i think i got the answer i expected...looks like the 2000+ and maybe 99 ld9 blocks do NOT have the second hole...that hole will need to be drilled and tapped.
someone might want to update the 2.3 oil pump conversion with this info...or maybe i just over looked it while reading
you have to FIRST put the new drive gear on the crank and set the crank in the block..THEN put the pump on over the crank and line up the pump drive gears,after they are lined up you can mark and drill your hole.....if the gears are not lined up you WILL tear your oil pump apart and FAST.

thanks to SpeedRacerZ for the info and help !!


exactly....I was wondering why you were wondering about lining up the gears....first tap in the gear on the crank. Thats odd for you block not to have the pair hole threaded on the other side....?


GMR has got nothing on this
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