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Topic: TBFI Install

in Forum: Non-Vette Automotive Discussion

Re: TBFI Install

Posted: 4/25/19 10:23am Message 11 of 13
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Duncanville, TX - USA
Joined: 11/8/2003
Posts: 20214
Vette(s): #1-1974 L-48 4spd Cp Med Red Metallic/Black deluxe int w/AC/tilt/tele./p/w-p/b/ Am-Fm/map light National/Regional/Chapter NCRS "Top Flight" #2-1985 Bright Red/Carmine Cp.L-98/auto Member: NCRS, NCRS Texas, Corvette Legends of Texas
Norsky said:  Joel, the fuse block under the dash looks VERY different from the picture you posted so I'm digging through the manuals I have to find an electrical system schematic to see which circuit is "keyed".


Regardless of cosmetics, you will find at least 1 or 2 empty terminals in your fusebox that are marked "IGN". Doesn't matter if it uses glass fuses, or  other types. Thumbs Up



Joel Adams
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Re: TBFI Install

Posted: 5/2/19 10:49pm Message 12 of 13
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Burke, VT - USA
Joined: 1/23/2002
Posts: 7280
Vette(s): SOLD - "The Toy" - '70 Convertible
SOLD - "The Beast" - '90 ZR-1 (#682)
SOLD - "Betty" - '28 Ford Model A Tudor
Sold - "BLKBRRD" - '78 Pontiac Trans Am
"BLUBYU" - '04 Coupe

There was only 1 open spade connection in the fuse box and only 1 labeled IGN - which had a pink/black wire connected to it.  So I pulled the pink/black wire off the IGN spade, made a two spade pigtail, connected it to the IGN spade, connected the pink/black wire to one side of the pigtail and the white wire to the TB-ECM to the other side of the pigtail.  IT WORKED...!!!

Also made a two spade pigtail to connect to the TACH connector on the HEI distributor.  Then connected the stock connector to one side of the pigtail and connected the blue wire to the TB-ECM to the other side of the pigtail.  IT ALSO WORKED...!!!

With "key on", but not cranking, followed the instructions for using the handheld controller to set the base parameters.  Then a few 10 second cranking sessions primed the fuel canister.  Connected the fuel pump power wire, turned the key to crank again and the engine started right up.

It idles very smoothly and there's no "cold engine" hesitation.  The pedal action is a little stiffer and it has a little less travel than the Q-Jet.  Getting in motion the engine feels stronger and it pulled hard until I let off when the speedo needle buried itself...!!!  Being gentle on the pedal works fine but stomping on it causes it to stumble.  Talked with a tech rep and he gave me a setup parameter to play with so have a little "adjusting" to do.

Over all I'm very HAPPY...!!!  "BLKBRRD" hasn't "flown" this well ever.

 




Jim Olson 

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Where I've been in a Corvette...!!!

Re: TBFI Install

Posted: 5/3/19 4:14am Message 13 of 13
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Duncanville, TX - USA
Joined: 11/8/2003
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Vette(s): #1-1974 L-48 4spd Cp Med Red Metallic/Black deluxe int w/AC/tilt/tele./p/w-p/b/ Am-Fm/map light National/Regional/Chapter NCRS "Top Flight" #2-1985 Bright Red/Carmine Cp.L-98/auto Member: NCRS, NCRS Texas, Corvette Legends of Texas

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Joel Adams
C3VR Lifetime Member #56    

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(click for Texas-sized view!)
             NCRS

"Money can't buy happiness -- but somehow it's more comforting to cry in a CORVETTE than in a Kia"

in Forum: Non-Vette Automotive Discussion


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