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Old 12-01-2013, 09:45 AM   #125 (permalink)
Superfuelgero
Too busy for gas stations
 
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Join Date: May 2013
Location: The intersection of TN/MS/AL
Posts: 460

Turtle - '92 Honda Civic Vx
Team Honda
90 day: 67.09 mpg (US)

Rolla - '10 Toyota Corolla Le

Beast - '91 Chevy V2500

Bus - '01 VW Eurovan MV

Speed - '93 Harley bored and storked Harley w/ turbo/ nitrous
90 day: 53.09 mpg (US)

Cal - '68 Ford Mustang GT/CS
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Quote:
Originally Posted by cyclist916 View Post
There are a lot of interesting bits in the articles, like the fuel injector service. I'm like to see some A-B testing for that. That may not be the simpliest procedure, but there are tons of little tune-up items that can do a lot more for the average joe than aeromods and the like. People need to get their car running as good as stock then worry about improvements.
I had forgotten about this with my shift from performance-building to mpg-building. I'm glad they they reminded me.

The injector service can be done DIY. I used to have a side business with injectors. For most people here with a 4cyl the $25/ injector is cheap and easy, but if you find yourself doing this more the once, or on a larger engine, this is the process.

All you need for basic cleaning:
-Ultrasonic jewelry cleaner
-Fill with carb cleaner
-new o-rings

Level 2:
-Junkyard injector pigtail (99% of injectors use the same pigtail)
-Momentary switch
-12v source
-know if you need a ballast (hi v lo impedance), can source from junkyard or radio shack

Level 3 (what they do)
-disconnect fuel rail once /\ is done.
-key on, use level 2 switching
-fill a measured container to fixed amount, using stopwatch to time
-divide time / amount

I used to do this with 20+ injectors to get the most balanced set of 4. Guess i need to start searching for comparable injectors....
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Shooting for 600 miles of range at 65-70 mph out of a vx.

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