RX7Club.com - Mazda RX7 Forum

2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

what fuel pressure are the stock injectors rated at?

Thread Tools
 
Search this Thread
 
Old May 3, 2008 | 09:22 AM
Share
  #1  
gxl90rx7's Avatar
gxl90rx7
Thread Starter
destroy, rebuild, repeat
Tenured Member: 20 Years
iTrader: (1)
 
Joined: May 2004
Posts: 2,991
Likes: 17
From: Charleston, SC
what fuel pressure are the stock injectors rated at?
stock TII fuel injectors are 550cc, but what pressure is that at, 43.5psi?
Reply
0
Old May 3, 2008 | 11:16 AM
Share
  #2  
Evil Aviator's Avatar
Evil Aviator
Rotorhead
Tenured Member 15 Years
 
Joined: Feb 2001
Posts: 9,136
Likes: 39
From: Charlottesville, Virginia, USA
The injector flow standard is 532-568cc/min, and the fuel injection pressure standard is 34.1-39.8psi. Averaged out, this is 550cc/min @ 36.95psi.
Reply
0
Old May 3, 2008 | 09:19 PM
Share
  #3  
JDMFC3S TII's Avatar
JDMFC3S TII
I love my fc
Tenured Member 05 Years
 
Joined: Apr 2008
Posts: 13
Likes: 0
From: Grandview, Wa
43.5
Reply
0
Old May 3, 2008 | 10:48 PM
Share
  #4  
Evil Aviator's Avatar
Evil Aviator
Rotorhead
Tenured Member 15 Years
 
Joined: Feb 2001
Posts: 9,136
Likes: 39
From: Charlottesville, Virginia, USA
Originally Posted by JDMFC3S TII
43.5
Yes, 43.5psi (3bar) is the industry standard for most fuel injectors. What is so funny about that?
Reply
0
Old May 4, 2008 | 01:13 AM
Share
  #5  
The Griffin's Avatar
The Griffin
Burning up Time
Tenured Member 10 Years
 
Joined: Sep 2004
Posts: 805
Likes: 2
From: Earth
Originally Posted by Evil Aviator
Yes, 43.5psi (3bar) is the industry standard for most fuel injectors. What is so funny about that?
Some Interesting info on injector ratings read "rxrotary2_7's post (#4) in this thread.

https://www.rx7club.com/showthread.php?t=742054
Reply
0
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
Installed UIM gasket, now my engine won't run
trickster
2nd Generation Specific (1986-1992)
25
Jul 1, 2023 04:40 PM
Megasquirt timing map and EGt ?? what do you guys think
immanuel__7
Megasquirt Forum
3
Aug 22, 2015 09:34 PM
Tags
Back to Subforum
2nd Generation Specific (1986-1992)
View Next Unread
quick q: will lsd of 88 na gxl fit into 88 na FC3C




Advanced Search

All times are GMT -5. The time now is 12:43 PM.