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Old 03-12-2015   #1
Jaap
 
Join Date: Sep 2011
Location: Netherlands
Posts: 26
Default Correct injectors?

Hi,

Need some help, we`re working on the LT5 engine and have some doubts about the injectors. Is type number 2631 01D36B the correct injector? They`ve been replaced in 2013 but the engine just run 300 km since the engine had an overhaul en injector replacement. Some how the injector from cilinder two gone bad.

01D36B is correct, but what means 2631?

should we replace them or clean ultrasonic and test them?



thx
Jaap
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Old 03-12-2015   #2
XfireZ51
 
Join Date: May 2007
Location: Chicagoland, IL
Posts: 9,678
Default Re: Correct injectors?

Quote:
Originally Posted by Jaap View Post
Hi,

Need some help, we`re working on the LT5 engine and have some doubts about the injectors. Is type number 2631 01D36B the correct injector? They`ve been replaced in 2013 but the engine just run 300 km since the engine had an overhaul en injector replacement. Some how the injector from cilinder two gone bad.

01D36B is correct, but what means 2631?

should we replace them or clean ultrasonic and test them?



thx
Jaap
Jaap,

Are these Bosch? What year ZR-1 is it? Any chance you have picture?
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Old 03-12-2015   #3
Jitse
 
Join Date: Aug 2013
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Default Re: Correct injectors?

They are Delphi , the car is a 90. # id on the injector is 01D036B. On the info I could find they are produced by Lucas in 1988.
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Old 03-12-2015   #4
XfireZ51
 
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Default Re: Correct injectors?

Does it look like this?

http://delphi.mycarparts.net/product..._id=5319126919
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Old 03-12-2015   #5
Jitse
 
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Default Re: Correct injectors?

Yes looks similair
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Old 03-12-2015   #6
XfireZ51
 
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Default Re: Correct injectors?

Same number. I wouldn't worry about the 2631. Could be date code or something else. Can you have them flow checked?
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Old 03-12-2015   #7
Jaap
 
Join Date: Sep 2011
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Posts: 26
Default Re: Correct injectors?

Quote:
Originally Posted by XfireZ51 View Post
Jaap,

Are these Bosch? What year ZR-1 is it? Any chance you have picture?
No Bosch injectors, it`s a 1990 ZR1
IMG_2146.JPG

IMG_2147.JPG

IMG_2149.JPG

IMG_2150.JPG
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Old 03-12-2015   #8
XfireZ51
 
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Default Re: Correct injectors?

Yes, I understand. The Jegs parts catalog shows that the FJ10024 injector is the correct injector for the ZR-1. http://www.jegs.com/webapp/wcs/store...ductId=2413192
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Old 03-12-2015   #9
Jaap
 
Join Date: Sep 2011
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Posts: 26
Default Re: Correct injectors?

Quote:
Originally Posted by XfireZ51 View Post
Same number. I wouldn't worry about the 2631. Could be date code or something else. Can you have them flow checked?
Tommorow they will be flow checked and ultrasonic cleaned.
The strange thing about it is dat some of the plastic has been filed of, you can see it in the first picture..

Is that a commom thing to do?

Jaap
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Old 03-12-2015   #10
XfireZ51
 
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Default Re: Correct injectors?

The question is what are the correct voltage offsets for them.
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