TwinTurbo.NET: Nissan 300ZX forum - let me clarify
Subject
let me clarify
Posted by
aliaZ
on June 19, 2006 at 6:54 AM
This message has been viewed
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In Reply To
well then that doesn't bode well for tuning does it?
posted by Spee
on June 19, 2006 at 12:51 AM
Message
at low flow rates (part throttle cruise), the fuel droplet size is larger due to reduced atomization caused by the larger size of the injector. At WOT, tuning is no different than any other injector.
Follow Ups
Two injector questions
-
Black95
23:51:02 06/18/06
Re: Two injector questions
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Guapo
00:01:41 06/19/06
Answers.
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YugoBernie (NoVA)
00:02:52 06/19/06
"you'll prob. see a drop in mpg w. the 740cc". Really? (n/m)
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Z-Jay (Edmonton, AB)
00:06:17 06/19/06
Re: "you'll prob. see a drop in mpg w. the 740cc". Really?
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ouikikazz
00:10:44 06/19/06
the burn is not as clean at idle & low-normal engine speeds
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SpecNATT (Houston)
01:08:13 06/19/06
Do you have comparitive numbers for the 95+ 555cc (615cc)
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Z-Jay (Edmonton, AB)
09:06:28 06/19/06
ya, somewhere (n/m)
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SpecNATT (Houston)
23:01:37 06/19/06
interesting, i never knew that. . . .
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itsmyz (SoCal-San Diego)
09:58:13 06/19/06
i dont know about cali emission
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SpecNATT (Houston)
21:27:16 06/19/06
Re: Answers.
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Black95
00:13:35 06/19/06
Sticker would say 555 if it had upgraded injectors. (n/m)
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YugoBernie (NoVA)
00:18:55 06/19/06
Why would you see a drop in mpg?
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Spee
00:22:45 06/19/06
Theoretically less precise flow control. (n/m)
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YugoBernie (NoVA)
00:25:01 06/19/06
ding
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aliaZ
00:41:36 06/19/06
well then that doesn't bode well for tuning does it?
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Spee
00:51:22 06/19/06
You've got to err on the rich side, hence the reduced mpg. (n/m)
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Kenny
00:53:34 06/19/06
let me clarify -
aliaZ
06:54:21 06/19/06
I usually don't cruise down the road at WOT. (n/m)
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Guapo
09:50:00 06/19/06
Weak. (n/m)
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RSR
11:23:27 06/19/06
:finger: (n/m)
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Guapo
11:24:50 06/19/06
dogpile and I got 20-21 mpg in my car on the way to ZCON and
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boileralum
12:03:04 06/19/06
But we had no boost either :(
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dogpile
12:09:24 06/19/06
battery gasses filling the cabin made the car lighter.
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Spee
12:20:50 06/19/06
He's alive!!! (n/m)
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Spongerider :)
16:57:15 06/19/06
Shrug: I got 22MPG going to TX and 24 coming back.
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Ash's Z
08:24:27 06/19/06
What about emission testing with larger injectors?
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Only1Z
21:34:24 06/19/06
I think that if the tune is good then 740's shouldn't be an
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YugoBernie (NoVA)
14:16:59 06/20/06
I'll take this one....
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Ghozt
00:11:39 06/19/06
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