Questions about Fuel Injectors.
Aug 31, 2006 | 11:45 PM
Thread Starter
Drifting
Joined: Mar 2004
Posts: 1,522
Likes: 0
Questions about Fuel Injectors.
I am replacing the stock injectors with 30lb injectors at the suggestion of my engine builder, and I have a few questions.
Is there any difference in brand in injectors?
Is flow matching very important? What purpose does it serve?
Can the stock fuel pump supply 30lb injectors?
Thanks!
Sep 1, 2006 | 12:00 AM
Team Owner
Joined: Aug 2000
Posts: 40,156
Likes: 45
From: San Pedro CA
matching is a tuning trick. It makes sure that all 8 injectors are the same. This makes computer tuning that much easier.
What is happening to your engine that you need 30# injectors?
I would look at the FMS injectors (28# or so). The stock pump should supply it, but I would want to get a better pump if you have that much engine.
Sep 1, 2006 | 12:37 AM
Melting Slicks
Joined: Dec 2000
Posts: 2,719
Likes: 60
From: Fremont Oh
If you are not modifying the engine, I would stay with like 28's or so...
mo
Sep 1, 2006 | 01:13 AM
Team Owner
Joined: Sep 2001
Posts: 62,153
Likes: 1,731
From: Athens AL
C7 of the Year - Unmodified Finalist 2021
C4 of Year Finalist (performance mods) 2019
Talk to your chip tuner before you buy the injectors, and dont buy Accels.
Sep 1, 2006 | 08:55 AM
Race Director
Joined: Jun 2004
Posts: 13,958
Likes: 707
From: WI
Sep 1, 2006 | 03:26 PM
Thread Starter
Drifting
Joined: Mar 2004
Posts: 1,522
Likes: 0
Quote:
Originally Posted by bogus
What is happening to your engine that you need 30# injectors?
I am having a 396 520fwhp motor built, and the engine builder recommends 30lb injectors.
Sep 2, 2006 | 07:36 AM
Le Mans Master
Joined: Feb 2006
Posts: 8,753
Likes: 9
From: Louisiana
Quote:
Originally Posted by CALI C4er
and don't buy from fiveomotorsports. They sell used injectors that they claim are new. They are under investigation for mail fraud.
Is not the first time I've heard that.
Sep 2, 2006 | 12:46 PM
Melting Slicks
Joined: Jul 2006
Posts: 3,356
Likes: 1
From: Chesapeake Va
Quote:
Originally Posted by Cold_B
I am having a 396 520fwhp motor built, and the engine builder recommends 30lb injectors.
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