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6/14/2016 6:42 PM  #1


FiTech and a few other things

This might get long. 
I’m excited.  I got it back!  It’s been 5 months sans car.  Very hard to handle.  I like to drive my car, not have it sit waiting for the next change or upgrade.  I love it, and there are things to learn and a couple of learning tweaks still needed. 
Some money became available, so I decided to do some much needed maintenance & repair work.  While at it, some upgrades came into the picture.  So, without further adoo:
I’m into the “Buy” mode these days rather than the “Make” mode.  Time and infirmary have taken their toll witness the thread concerning back ailments a few weeks ago.  This has been a difficult transition too.  I can’t do it any more, but I can still think and plan..
I had a list over 30 items long, that I will not go into here, mostly just little stuff.  But I cut for several big things.  FiTech fuel injection, TCP power R&P, removing the TCP strut rods returning to stock, and a new cam.  Since a number of us are going the FiTech FI route, I thought I would share about 100 miles of driving experiences on both freeway and windy mountain roads.
First, the car:  1966 C-code I bought new (I have to keep bringing that up don’t I).  Currently over 500,000 miles.  Configuration going into the work – 1970 351w(T-5) withD0OE heads built by Valley Head Service in 1989.  They are pocket ported/no thermactor hump/stock stainless steel  1.84/1.54 valves.  Ignition – stock Ford dizzy w/Pertronix I, Accel coil, MSD 8mm wires.  Edelbrock Performer intake manifold port matched to the heads,  Edelbrock 600 CFM carb.  TCP manual R&P, TCP strut rods & upper control arms.
The FiTech installation went just fine.  There were no problems at all.  Things that one must deal with include - the computer must program itself, so give yourself street time before you start yelling foul.  While no fuel return line is required, for safety there should be an overflow vent tube running back to the gas inlet.  Mine is copper; some use fuel line or the like.  Otherwise gas will fume and splash from the control module all over the engine compartment.  Fuel management is much like a carb float bowl.  It is vented.   The FiTech computer is independent and does its own thing.  If you have one of the aftermarket multiple spark systems, you will have to do some tuning and I can’t help you there as all of them work differently.  My ignition is basically stock and only has the vacuum advance disabled.  That is not needed – Think Shelby GT350 had no vacuum advance.  Something like 35 Deg all in by ~3500rpm.  There is also a pigtail coming out behind the injector.  It is unused.  Do with it what you will.  Possibly used by FiTech for their own work.  Oh, you need to install an oxygen sensor in the header pipe.  I needed a new air cleaner because the top of the injector was to large for the air cleaner to fit under the hood - so, think hood clearance in the formula.

TCP power R&P:  I use TCP a lot because I like their products and their plant is only about 90 minutes from here.  Face to face access is worth money to me. 
I have wondered over the years why all the talk on the forum about how much caster to use for return to center.  My manual rack had no problems whatsoever with 2 deg caster.  This power unit is quite different.  Even though the power eases steering a lot there is a stiffness in return to center, so it is now 4 deg.  That helps a lot.  The power steering pump hisses when the wheel is turned; stops when going straight.  Is that a problem?
The steering is totally solid.  To the point where I weave back and forth a little.  I can’t tell exactly what is going on, but I changed out 3 steering related things.  The really tight rack, stock strut rods&bushings, and a smaller steering wheel for added leg space.  They all contribute.  I’m thinking the stock strut rod bushings are giving me a little 'turn out' when they compress under load.  Maybe another 1/16th toe in will help.  The smaller steering wheel also increases steering sensitivity. 
The up side to all this is that my car is much quieter and smoother riding and now I don't gouge my thumbs on my thighs when turning.  I was sick of the banging and crashing coming from the front end when hitting rough spots in the road.  I will take a little squirrlieness for the added comfort in my dotage.  And my wife and friends will now be willing to ride with me. The weaving is not as bad as it was in the old days with the stock steering.

I’m beginning to think that what we used to call bump steer might have been 'turn out' instead.

New cam.  It is not a 6Sally6 choice.  Only 218- 224 @ 0.050 0.513 lift Edelbrock roller retrofit.  But it works great and sounds good too.  I got a number of long looks and thumbs up's on the way home.  Between that and the FI the engine has really opened up.  It revs more smoothly with no stumbling.  It pulls in 5th from 1200rpm and is still going at 6 grand.  It used to flatten out around 5 grand.   I think that when I built the engine way long time ago, I put too little cam in it.  That was an Isky 262.

That’s it from Lake Wobegone today.  Have a great day.  I gotta go drive.

PS: That Control Module could use some beautifying!

lcs
 Some photos:







Last edited by lowercasesteve (6/14/2016 6:50 PM)


Original owner - 351w,T-5, 4whl disks, power R&P
 

6/14/2016 7:21 PM  #2


Re: FiTech and a few other things

lowercasesteve wrote:

First, the car:  1966 C-code I bought new (I have to keep bringing that up don’t I). 

If that were mine, I'd keep bringing it up. Nice write up
 


If this forum can't fix it, it isn't broke.
 

6/14/2016 11:03 PM  #3


Re: FiTech and a few other things

I think you are going to need a little longer hose from the FItech pump chamber to the injector. Looks a little tight.

You just broke Sally's heart with those cam specs.

There is nothing wrong with buying parts and pieces for your Mustang. Not everyone is a master fabricator. Heck, most of the guys that think they are master fabricators aren't.

 

6/14/2016 11:08 PM  #4


Re: FiTech and a few other things

Hornman wrote:

I think you are going to need a little longer hose from the FItech pump chamber to the injector. Looks a little tight.

Maybe you are right.  That hose is a might short.
 


Original owner - 351w,T-5, 4whl disks, power R&P
     Thread Starter
 

6/15/2016 9:16 AM  #5


Re: FiTech and a few other things

Looks Great lowercasesteve!   Had the same experience as you with the Fitech!   

 

6/16/2016 4:49 AM  #6


Re: FiTech and a few other things

Thanks for the write-up.  I think I'm going with FiTech when the time comes, whenever that may be!

 

6/16/2016 8:11 AM  #7


Re: FiTech and a few other things

Great read , Fi tech is something I've been looking at also, please do a follow up after you have put some miles on it.


65 coupe, 351w, c4, power disk brakes, power r&p, vintage air.
 

6/16/2016 8:41 AM  #8


Re: FiTech and a few other things

Sorry about your back issues, but glad you get to enjoy your 66 again.

I got a little confused about the strut rods, your going back to stock from the TCP units but feel the stock strut rods are inducing turn out- would you mind straightening me out on that point I'm intrigued.

Also was wondering if you had considered putting an EPS on the manual rack before buying a new hydraulic unit.

Glad to hear someone getting it done while mine just sits.

 

6/16/2016 9:29 AM  #9


Re: FiTech and a few other things

Jon Richard wrote:

Sorry about your back issues, but glad you get to enjoy your 66 again.

I got a little confused about the strut rods, your going back to stock from the TCP units but feel the stock strut rods are inducing turn out- would you mind straightening me out on that point I'm intrigued.

Also was wondering if you had considered putting an EPS on the manual rack before buying a new hydraulic unit.

Glad to hear someone getting it done while mine just sits.

Strut rods:  The TCP (and most other high performance strut rods) have no cushioning at the front of the rod.  So, road roughness is all directed right thru the chassis to your fanny.  Makes a rough, noisy, ride, but a very solid steering feel. (my alignment has not changed in 15 years)  Stock have rubber donuts as cushions to that road roughness and dampen much of it out.  To do the dampning there has to be give in the suspension.  The give allows the spindles to move a little fore and aft, that dynamically changes toe in just a little.  Thus the car wants to dart back and forth, but not much - only enough to be distracting after all those years without it.  I am going to add another 1/16th toe in to see if that helps. 

Power steering:  I just turned 75.  I'm tired of the two handed steer after 50 years.  Simple as that. As to EPS; I have EPS on my other cars and it i a great way of doing steering.  I chose not to do it for no particular reason other than added down time making space under the dash, new alternator, etc, etc.
 

Last edited by lowercasesteve (6/16/2016 9:35 AM)


Original owner - 351w,T-5, 4whl disks, power R&P
     Thread Starter
 

6/16/2016 10:45 AM  #10


Re: FiTech and a few other things

Strut rods:
   I follow. I wasn't understanding that you went back to stock for less noise/ vibration, read it wrong like the  turn in was the issue and going stock was an effort to solve- all is clear now, adding a 1/16" toe to compensate for bushing compliance.

Power TCP rack:
   I just purchased a manual rack intending to add an EPS, was just curious if you wanted assist but disliked electric for reasons other than that- thank you.

My father is now 72 and I see how it is similar with him, the fact that he is older has not changed his drive, always thinking and planning.

 

6/16/2016 4:25 PM  #11


Re: FiTech and a few other things

LCS a little help is needed please. I was able to find the definition of dotage, and found it had a picture of me. But "turn out" ?  No idea. 


Bob. 69 Mach 1, 393W, SMOD Toploader, Armstrong  steering, factory AC.
 

6/16/2016 6:47 PM  #12


Re: FiTech and a few other things

rpm wrote:

LCS a little help is needed please. I was able to find the definition of dotage, and found it had a picture of me. But "turn out" ?  No idea. 

If the car's wheels have toe-out the inside edge of the inside tire can suddenly grab the pavement and pull the car in that direction, then the other tire grabs and the car goes the other way.  Can make for a scary ride.  If the car is really out of alignment, it is very dangerous.  I once had to go to the alignment shop with the car bouncing back and forth a foot or more.  I could not drive more than about 15mph.  Fortunately I only had to go about 5 miles on back roads.  I almost did not make it.  Motor cross racers use it because It makes the car begin the turn much faster.

Put your hands together in a V shape with the pointy part toward you.  Think of your hands as your tires.  Going down the street makes for the tires wanting to  plow outward, right.  One of them will always catch first and pull the car that way.  When the inside tire gets to its movement limit, the other tire usually gets the traction and it goes the other way.  These movements are rather small - like 1/16" or so, so the car can bounce back and forth  a small amount.  The rubber bushings on a stock strut rod can make that happen even when the car is almost in perfect alignment.  I think my issue is that the dialed toe-in did not change when I went from a solid mount to a bushed one.
 


Original owner - 351w,T-5, 4whl disks, power R&P
     Thread Starter
 

6/16/2016 7:07 PM  #13


Re: FiTech and a few other things

Oh okay. I've known that as toe out and used it to get more Akerman when needed. And yes it can be a handful depending on the amount of toe out used. 


Bob. 69 Mach 1, 393W, SMOD Toploader, Armstrong  steering, factory AC.
 

6/17/2016 5:56 AM  #14


Re: FiTech and a few other things

Hey I get a problem with mine when going over bumps and my car shimmies back and forth.  Its not a lot but enough to scare you a bit.  I have street or track coils overs and unisteer  rack system.  I wonder if I have the same issue. 

 

6/17/2016 8:42 AM  #15


Re: FiTech and a few other things

lowercasesteve,

If you don't want the TCP strut rods, I'll take them off you.
For the right price.


Dan      Presently own: 1965 Coupe, 200cid, 3spd.
 

6/17/2016 2:09 PM  #16


Re: FiTech and a few other things

rocklord wrote:

lowercasesteve,

If you don't want the TCP strut rods, I'll take them off you.
For the right price.

  Sorry, they were sold before they came off the car, as was the manual rack.


Original owner - 351w,T-5, 4whl disks, power R&P
     Thread Starter
 

6/18/2016 9:23 AM  #17


Re: FiTech and a few other things

Steve69 wrote:

Hey I get a problem with mine when going over bumps and my car shimmies back and forth.  Its not a lot but enough to scare you a bit.  I have street or track coils overs and unisteer  rack system.  I wonder if I have the same issue. 

Steve, I have the exact same components as you do and I have had no experience like that!  Did you use Shaun's alignment when you set your front end?  My Dad also has the same components and he is having issues with the car steering to the right when you get off the gas pedal.  The only difference between your car, my dads car and mine is you guys have leaf spring rear suspension and I have coil overs.

 

6/18/2016 11:20 AM  #18


Re: FiTech and a few other things

Kristang wrote:

Steve69 wrote:

Hey I get a problem with mine when going over bumps and my car shimmies back and forth.  Its not a lot but enough to scare you a bit.  I have street or track coils overs and unisteer  rack system.  I wonder if I have the same issue. 

Steve, I have the exact same components as you do and I have had no experience like that!  Did you use Shaun's alignment when you set your front end?  My Dad also has the same components and he is having issues with the car steering to the right when you get off the gas pedal.  The only difference between your car, my dads car and mine is you guys have leaf spring rear suspension and I have coil overs.

I do not know the exact numbers on my alignment yet.  That is why I need to do some more playing around before I can make a specific statement.  But, post your alignment specs, and those who know more than I can jump in.

Cars' builds were so variable in those days that there were a lot of conditions that work poorly for some and not for others.  I feel that each of us has a unique machine and needs to be dealt with individually.  My advice is work on it till it is right in your car.

Last edited by lowercasesteve (6/18/2016 11:22 AM)


Original owner - 351w,T-5, 4whl disks, power R&P
     Thread Starter
 

6/18/2016 9:26 PM  #19


Re: FiTech and a few other things

Kristang wrote:

Steve69 wrote:

Hey I get a problem with mine when going over bumps and my car shimmies back and forth.  Its not a lot but enough to scare you a bit.  I have street or track coils overs and unisteer  rack system.  I wonder if I have the same issue. 

Steve, I have the exact same components as you do and I have had no experience like that!  Did you use Shaun's alignment when you set your front end?  My Dad also has the same components and he is having issues with the car steering to the right when you get off the gas pedal.  The only difference between your car, my dads car and mine is you guys have leaf spring rear suspension and I have coil overs.

  When I took it in to the shop for the alignment I gave them Shaun's specs.   It feels kind of like a slight shimmy, wondering issue.   I do have a Unisteer power rack.   It was really bad and it ended up be the u joint link from the steering column to the rack was sloppy.  I tightened it up and it was a lot better.  Still doesn't seem right.   I might have to take to a more of a performance type alignment shop and see if they can do something for me. 
 

Last edited by Steve69 (6/18/2016 9:26 PM)

 

6/19/2016 8:47 AM  #20


Re: FiTech and a few other things

Thanks, lowercasesteve.

I wish more of the forum members would post reports like this on what they are doing/have done to their cars.  There are a lot more READERS of the forum out there that do pay attention to what is going on, but rarely post.

Describing good stuff you have found that worked well, as well as problems that came up and reports on parts that did not work out well will help the Mustang community.

I agree about taking the steel rod ends off the front suspension.  Mine will be removed after the bash trip, only because I do not want to open up another project before I leave.  I hate the CLUNK from every little blip in the road.

You really should consider replacing that old fuel fill hose!!!!!  That looks like it could come apart at any minute!


Money you enjoy wasting is NOT wasted money... unless your wife finds out.
 

6/19/2016 2:14 PM  #21


Re: FiTech and a few other things

MS wrote:

Thanks, lowercasesteve.

I wish more of the forum members would post reports like this on what they are doing/have done to their cars.  There are a lot more READERS of the forum out there that do pay attention to what is going on, but rarely post.

Describing good stuff you have found that worked well, as well as problems that came up and reports on parts that did not work out well will help the Mustang community.

I agree about taking the steel rod ends off the front suspension.  Mine will be removed after the bash trip, only because I do not want to open up another project before I leave.  I hate the CLUNK from every little blip in the road.

You really should consider replacing that old fuel fill hose!!!!!  That looks like it could come apart at any minute!

Change it?  It's only 30 years old.  Plenty of life left in it.  But, you know how it is...Out of site, out of mind.  Good idea.
 


Original owner - 351w,T-5, 4whl disks, power R&P
     Thread Starter
 

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