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JohnnyK

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1967 S-Code
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13,405 Posts
Discussion starter · #1 ·
Looking at some headers to buy today. Flowtechs long tubes, Hedmans 88300 and 400 (Long tubes and short tubes) and Patriot TriY's.. Hedman guys said that both theirs will NOT fit a later T5 with a slave cylinder (None came with a hydraulic setup, but, thats what I was going to install.. So I don't know if he meant aftermarket?). I don't know why that would be an issue with shorties though? Wouldn't the collectors be well before the tranny slave? Any other problems with the other ones I mentioned? Would like to buy today, if I can figure a set out. Thanks!
 
I have 88300's with my t5 and do not have any problems. I am running a JMC hydraulic clutch. If I were to do it again I would go with shorty's though. The headers hang down a little far. The are the lowest thing on my car and it restricts me from lowering it too far.
 
I have JBA mid length headers with a hydraulic clutch, but I'm not using a slave cylinder... I'm using a Mcleod hydraulic throwout bearing.

From the headers, I have 2.5" pipe with an X pipe running all the way out the back, and the muffler shop was able to tuck it up very nicely. Nothing hangs more than an inch below my subframe connectors.
 
Discussion starter · #6 ·
I've heard that Tri-Y's are a pain to deal with now, as well... Oh man this has to be the most confusing purchase to date, next to body stuff.. I'm crossing full lengths off my list.. So now I'm almost tempted just to go with shorties, but that hedman guy on the phone scared me. Do shorties go down far enough to cause a problem with a slave cylinder?!
 
i've got the T-5 with Hedman full length headers. but i used the cable clutch set up, no problems with it.
 
68EFIvert said:
I have 88300's with my t5 and do not have any problems. I am running a JMC hydraulic clutch. If I were to do it again I would go with shorty's though. The headers hang down a little far. The are the lowest thing on my car and it restricts me from lowering it too far.
I'm exactly the same. Long tube Headmans and hydraulic clutch. The cable was just too close for my comfort.
 
Discussion starter · #11 ·
getlive65 said:
i've got the T-5 with Hedman full length headers. but i used the cable clutch set up, no problems with it.
How is the clearance on the ground/starter/shock towers (I have a 67), and do you think you'd have room for a slave cylinder behnd the throw out fork for a slave cylinder if I decided to go that route?
 
I have the T5, and a home built hydraulic clutch. My headers are long tube MAC. I could not route a clutch cable thru the tubes. The clutch slave cylinder was a tite fit, and I had to modify the mounting bracket from the plans others have shared. I then used a bit of header wrap to finish things off. It fits, but it is very tite.

Brian
 
JamesWnew said:
68EFIvert said:
I have 88300's with my t5 and do not have any problems. I am running a JMC hydraulic clutch. If I were to do it again I would go with shorty's though. The headers hang down a little far. The are the lowest thing on my car and it restricts me from lowering it too far.
I'm exactly the same. Long tube Headmans and hydraulic clutch. The cable was just too close for my comfort.
I tried the cable setup as well and came to the same conclusion. It sealed the deal when the cable clutch was in the way for the rack and pinion conversion.
 
JohnnyK said:
getlive65 said:
i've got the T-5 with Hedman full length headers. but i used the cable clutch set up, no problems with it.
How is the clearance on the ground/starter/shock towers (I have a 67), and do you think you'd have room for a slave cylinder behnd the throw out fork for a slave cylinder if I decided to go that route?
I have a 68 (same as your 67) with the same setup as James and do not have one problem with my Hedman's and JMC setup. Go with those two and you should be set. I ceramic coated my hedmans after I have o2 sensors installed.
 
Discussion starter · #16 ·
rhyno9 said:
I have Hedman 88400 and cable clutch with my t5. There appears to be enough room but the car hasn't run yet so I don't know for sure. They don't touch the cable but they are close to it so they might melt it.
Even with the shorties?!
 
Discussion starter · #17 ·
68EFIvert said:
JohnnyK said:
getlive65 said:
i've got the T-5 with Hedman full length headers. but i used the cable clutch set up, no problems with it.
How is the clearance on the ground/starter/shock towers (I have a 67), and do you think you'd have room for a slave cylinder behnd the throw out fork for a slave cylinder if I decided to go that route?
I have a 68 (same as your 67) with the same setup as James and do not have one problem with my Hedman's and JMC setup. Go with those two and you should be set. I ceramic coated my hedmans after I have o2 sensors installed.
But even so, you would have gone shorties if you could do it all over again? I'm surprised there are clearance issues even with shorties? DEFINATELY shouldn't have T5 hydraulic issues with shorties, correct? But apparently there are cable issues as spoken above?

I really wish someone had tried those patriot tri-y's with a t5 but maybe I shouldn't even bother risking that. Summit apparently has a decent return policy, but.. I wouldn't know for awhile until I get everything hooked up, so probably wouldn't help me.
 
The only reason I would have went with shortys is that I could have lowered my car a little more without the possibility of rubbing speed bumps with the collectors. In a way it may be good, it will force me to use a more practical suspension setup. The long tube hedman's are not bad at all. The just are about an inch or two lower than I would prefer. A very viable choice that is economical.
 
Discussion starter · #19 ·
Do you by chance have any pics of how low they sit on your car? Do you think tri-y's usually sit higher or lower? I've never heard of ground clearance issues with tri-y's... Course, I've never heard anything really great, either. :D
 
i was able to dig up some old pix! here's my hedman headers and Ron ?Morris? cable clutch setup. it gets pretty close to the shock tower in my opinion, but its very do-able. I also had no clearance issues with the power brake setup.

http://i37.photobucket.com/albums/e73/****entenemusu/1gbfolder173.jpg

http://i37.photobucket.com/albums/e73/****entenemusu/1gbfolder172.jpg

http://i37.photobucket.com/albums/e73/****entenemusu/512one746.jpg

http://i37.photobucket.com/albums/e73/****entenemusu/512one745.jpg
 
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