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Old 02-20-2011, 06:47 PM   #1
duramax_4
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Fuel Injection?

Hey guys I was just wondering if anyone has put fuel injection in any of your trucks? FASS Fuel Injection? Holley Projection? and how it works for you. thanks!
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Old 02-20-2011, 07:47 PM   #2
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Re: Fuel Injection?

It sounds as if you're looking for an add-on system, in which case I only know that they're dear.
As far as F.I. in general...I cannot believe the quantum leap in drive-ability that a MEFI 4 ECM based port fuel injection makes.
Immediate start, level idle and constant self tuning with temp. changes, altitude changes and half dozen other variables.
I'm just getting used my engine, still in green mode. There's nothing like plugging it into a lap top and knowing every detail of whats happening in your engine, temp, manifold pressure, throttle pos, timing, on and on.
I'll never go back to a carb. system...and I'm pretty old school for the most part.
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Old 02-20-2011, 08:23 PM   #3
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Re: Fuel Injection?

For the price of an aftermarket system, you can almost pay for a good used 5.3 or 4.8 setup, have more power and drivability, milage....
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Old 02-20-2011, 08:57 PM   #4
duramax_4
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Re: Fuel Injection?

Quote:
Originally Posted by Spoof View Post
It sounds as if you're looking for an add-on system, in which case I only know that they're dear.
As far as F.I. in general...I cannot believe the quantum leap in drive-ability that a MEFI 4 ECM based port fuel injection makes.
Immediate start, level idle and constant self tuning with temp. changes, altitude changes and half dozen other variables.
I'm just getting used my engine, still in green mode. There's nothing like plugging it into a lap top and knowing every detail of whats happening in your engine, temp, manifold pressure, throttle pos, timing, on and on.
I'll never go back to a carb. system...and I'm pretty old school for the most part.
What F.I. do you have on your engine?
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Old 02-20-2011, 09:39 PM   #5
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Re: Fuel Injection?

I bought a fast ez efi last week, should be delivered tomorrow. Start putting it together on Tuesday. I'll let you know
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Old 02-21-2011, 07:33 PM   #6
duramax_4
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Re: Fuel Injection?

Quote:
Originally Posted by SOON2BLAZE View Post
I bought a fast ez efi last week, should be delivered tomorrow. Start putting it together on Tuesday. I'll let you know
Thanks a lot!!
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Old 02-21-2011, 07:52 PM   #7
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Re: Fuel Injection?

I've got the Edelbrock port injection on my 383 and it works pretty good. I have the 4 barrel model that is good up to 450 HP and I really like the throttle response and the fact I can adjust it while driving. I had a long training curve and it took me awhile to get it tuned right. Their Tech support is not the best.
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Old 02-22-2011, 12:22 AM   #8
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Re: Fuel Injection?

I just fired up my straight six nova with megasquirt. I like it so far, but it has a steep learning curve but it more adjustable and cheaper than most other solutions. I have $1000 in my setup including the O2 gauge, relay box, and TBI injection unit.
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Old 02-22-2011, 12:47 AM   #9
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Re: Fuel Injection?

I have EZ-EFI on my 402
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Old 02-22-2011, 12:48 AM   #10
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Re: Fuel Injection?

I've used megasquirt in the past as well. Fantastic standalone puter. Does require fair amount of homework.........
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Old 02-22-2011, 12:57 AM   #11
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Re: Fuel Injection?

I have been considering the EZ system for my 350, is it as EZ as they say it is and what about tunability? I have a stock cam but might go a step up some day.
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Old 02-22-2011, 01:35 AM   #12
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Re: Fuel Injection?

yikes just found it on another thread, seems to be a good system but the kit is $2100, too rich for my blood no matter how good it is. I will just stick with my Edelbroke for now.
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Old 03-07-2011, 07:57 PM   #13
duramax_4
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Re: Fuel Injection?

Wow that looks sharp! I don't know if i should go towards the FAST system or the powerjection III
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Old 03-13-2011, 05:47 AM   #14
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Re: Fuel Injection?

If i could somewhat jack the thread, what's a good multi-point, not throttle body, aftermarket efi system?

Criteria:
Dependable
easy-to-set up, understand, and adjust
Suitable for dual tunnel ram manifold.







Quote:
Originally Posted by lowrollin70gmc View Post
I just fired up my straight six nova with megasquirt. I like it so far, but it has a steep learning curve but it more adjustable and cheaper than most other solutions. I have $1000 in my setup including the O2 gauge, relay box, and TBI injection unit.
What would you suggest the best way for someone to learn megasquirt? Assume the person has little to no knowledge of electronics or fuel systems and how they interact with each other.
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Old 04-10-2011, 10:39 AM   #15
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Re: Fuel Injection?

How much of a mpg change did any of you see when you switched from a carb?
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Old 04-10-2011, 01:47 PM   #16
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Re: Fuel Injection?

I have the 4.8/4l60e in my 65, I love it, almost 2x the mileage ( was getting 8 with tired 350). starts everytime and was cheaper than a crate motor.
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