Author Topic: Anyone using this setup? I am thinking about purchasing to run on my 355  (Read 10824 times)

Offline Dan75k20

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Offline Dan75k20

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Here is the info

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Offline Dan75k20

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Offline Irish_Alley

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whats your intentions? you might be better off with a stock setup
If you can’t tell yourself the truth, who can you tell it to?~Irish_Alley

When you have eliminated the impossible, whatever remains, however improbable, must be the truth ~Sherlock Holmes

Offline Dan75k20

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Irish this is to replace the carb on the 355 in my 75 k20 the cam is too big to use with stock tbi also i do not think it is compatible. I just am looking for a little more power and gas mileage and driveability on and off road

Offline Irish_Alley

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im not a engine builder at all so im lost on this but im trying to paint a picture. what type of heads do you have
If you can’t tell yourself the truth, who can you tell it to?~Irish_Alley

When you have eliminated the impossible, whatever remains, however improbable, must be the truth ~Sherlock Holmes

Offline LTZ C20

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I'm using a factory TBI system for a big block on my 365hp, 425 ft lb tq, small block. Those are fairly conservative numbers also. I've had no issues. I have the engine modified top to bottom. Boring, pistons, aluminum heads,  intake, exhaust, decent sized roller cam.
LTZ Cheyenne C20

Offline Dan75k20

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I have 882 castings and am going with vortech heads soon. I figured with the fi tech self tuning. For 700 bucks i wouldn't have to source  wiring harnesses for the factory tbi or buy a chip i have the 87 fuel tank already

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Offline Dan75k20

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I am planning on using a stock iroc z fuel pump or a 96 up vortech pump

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Offline Funkatation

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I have it on my truck. I wouldn't go back to a carb. Throttle response is way better and so is economy.

Offline morrow07

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Starting the install on my 406 tomorrow after work. Bought the Mean Street 800 version. I've read nothing but great reviews.

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77 Cheyenne - 406ci 11:1, Fitech Mean Street 800, Performer RPM Air Gap, Super Sucker Spacer, Sportsman II heads, Harland Sharp 1.6 roller rockers, Hooker Super Comps, Spintech Super Pro Street 9000's, TH350 3000 stall, 12 bolt w/Auburn Pro Series 3.73

Offline Dan75k20

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Just what i was looking for. Now i know its a good buy!

Offline Stewart G Griffin

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No experience with it but IF it does what it says it will do AND at that price then i think they have a winner.

Also fitech has a neat electric pump sump which makes converting over the fuel injection real easy.
http://fitechefi.com/default.asp.pg-GoEFISystemFuelCommandCenter


Offline frotosride

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... I've read nothing but great reviews.
  +1, I have been reading up on them a lot as well and nothing but great reviews. I like the fact that they can take boost right out of the box as well as self learning, plus the ability to program them yourself as well.
Guess this means we are going to need your "seat-of - the-pants" dyno review!
"Beat it like a red-headed ford"
1987 v10 Silverado(LQ4), 87 R10,83 K20, 83 cucv 6.2 Detroit
2006 Boulevard M109R 109 cid,2019 M109R BOSS
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Online VileZambonie

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... I've read nothing but great reviews.
  +1, I have been reading up on them a lot as well and nothing but great reviews. I like the fact that they can take boost right out of the box as well as self learning, plus the ability to program them yourself as well.
Guess this means we are going to need your "seat-of - the-pants" dyno review!

Well my cousin was explaining the horror story he had with them to me yesterday. He replaced his dual quads with their system and needless to say he had a tremendous amount of problems. His install was pristine yet they had him on a wild goose chase to resolve it trying all sorts of things that wasted a lot of his time. Move the coil, reroute your cables, maybe it's EMI, try this try that. Turned out to be a software issue that finally resolved it. He said now it's very good however if you stab the throttle quickly it over fuels and stalls, took a while to learn the idle etc. He's still trying to dial it in but be advised this system is not perfect and it sounds like they've not worked out all of the bugs yet with their software. If you are considering this system you might want to ensure they offer you free updates. Another thing I heard was that they did not have adequate stock of replacement parts including controllers which could leave you dead in the water. Personally i would let these guys use someone else as the guinea pig and give it more time before you invest in this setup. I'm not sure how stable their business is right now based on what I am hearing and lack of availability of advertised items. I'd give them more time
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74 GMC, 75 K5, 84 GMC, 85 K20, 86 k20, 79 K10