The FREE T Bucket plans

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==Intro==
 
==Intro==
This wiki page was created as a home for the plans that are a result of this thread: [http://www.hotrodders.com/forum/creating-new-t-bucket-frame-plans-need-tons-info-plans-77092.html Creating New T Bucket Plans]
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This wiki page was created to design and distribute free plans for building a T Bucket. It grew out of this discussion on the Hotrodders Bulletin Board: [http://www.hotrodders.com/forum/creating-new-t-bucket-frame-plans-need-tons-info-plans-77092.html Creating New T Bucket Plans]. Please feel free to add to and edit this article.
  
 
==Planning your build==
 
==Planning your build==
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#Now that you have some basic knowledge under your belt, decide what style T you want to build:
 
#Now that you have some basic knowledge under your belt, decide what style T you want to build:
*"Classic" 23-25 or 26-27 roadster pickup.
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*"Classic" '23-'25 or '26-'27 roadster pickup.
*23-25 or 26-27 track car with hood, nose and turtle deck.
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*'23-'25 or '26-'27 track car with hood, nose and turtle deck.
*23-25 or 26-27 "lakester" bucket with exposed fuel tank on naked frame rails in the back, and there are others.
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*'23-'25 or '26-'27 "lakester" bucket with exposed fuel tank on naked frame rails in the back, and there are others.
  
REMEMBER: MOCK IT UP! Build your first frame effort from 2X4 lumber and nuts & bolts. Set it up on jack stands with your body on board and your front end assembly, engine/trans and rear end underneath. Take your time. Don't start cutting that steel until you've got a real feel for what you're trying to accomplish. Be honest with yourself and build your T Bucket to perform to your satisfaction.
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REMEMBER: MOCK IT UP! Build your first frame effort from 2X4 lumber and nuts & bolts. Set it up on jack stands with your body on board and your front end assembly, engine/trans and rear end underneath. Take your time. Don't start cutting that steel until you've got a real feel for what you're trying to accomplish. Be honest with yourself and build your T Bucket to perform to your satisfaction.
  
 
The classic high horsepower, low rear end gears, steam roller rear tires and spoked front wheels are great for shows and an instant rush when you step on it, but may not be the ticket if you want to drive more than a few miles in comfort and get good gas mileage. Many builders are opting for four wheel disk brakes, fuel injection, moderate size tires, hydraulic shocks on the front suspension, 4-speed overdrive transmissions, etc. All of these features are a personal preference, and since there's no right or wrong way, build it your way.
 
The classic high horsepower, low rear end gears, steam roller rear tires and spoked front wheels are great for shows and an instant rush when you step on it, but may not be the ticket if you want to drive more than a few miles in comfort and get good gas mileage. Many builders are opting for four wheel disk brakes, fuel injection, moderate size tires, hydraulic shocks on the front suspension, 4-speed overdrive transmissions, etc. All of these features are a personal preference, and since there's no right or wrong way, build it your way.
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Some frame makers make their frames one width front to back like a stock T frame, others have a frame that tapers from the rear to the front similar to a Model A frame. And others have other ideas.
 
Some frame makers make their frames one width front to back like a stock T frame, others have a frame that tapers from the rear to the front similar to a Model A frame. And others have other ideas.
  
For mounting stuff to the frame I use 3/8 nuts welded for a flat surface, the tubing wall is too thin for mounting anything substantial. I try to find unplated nuts, to remove the cad or zinc plate I buff them, Muratic acid is supposed to remove it after soaking for a few hours. I use My Unibit to make a tapered hole just smaller than the nut hex size . I use a long bolt and screw the nut on the end. I tap the nut into the hole and square it up, carefully weld the nut to the tubing, let it cool, remove the bolt, clean out the thread with a tap, grind smooth if required.
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For mounting stuff to the frame you can use 3/8 nuts welded for a flat surface; the tubing wall is too thin for mounting anything substantial. Try to find un-plated nuts. To remove the cad or zinc plate you can buff them. Muratic acid is supposed to remove it after soaking for a few hours. You can use your Unibit to make a tapered hole just smaller than the nut hex size. Then, use a long bolt and screw the nut on the end. Tap the nut into the hole and square it up, carefully weld the nut to the tubing, let it cool, remove the bolt, clean out the thread with a tap, grind smooth if required.
  
 
==Front suspension==
 
==Front suspension==
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===Coils & shocks===
 
===Coils & shocks===
Don't do it on the front of your car!! DON'T DO IT!! No matter that Car Craft did this on their project car. Ugly is ugly and almost nothing is uglier that those nasty towers on the front of the frame and coil springs and cups on the axle and shocks running up the middle. No chrome, no paint, nothing can hide this mistake --don't do it! There are too many other options that at least look good.
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Don't do it on the front of your car!! DON'T DO IT!! No matter that Car Craft did this on their project car. Ugly is ugly and almost nothing is uglier that those nasty towers on the front of the frame and coil springs and cups on the axle and shocks running up the middle. No chrome, no paint, nothing can hide this mistake -- don't do it! There are too many other options that at least look good.
  
 
===Coil overs===
 
===Coil overs===
If done right, this is a clean attractive good riding suspension for the front of any roadster. If done wrong, it can be ugly, it can be nasty looking, and it can be rough riding. Only drawback is expense. Most manufacturers will allow you to return springs if they are too stiff for a softer set...one time.
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If done right, this is a clean, attractive, good riding suspension for the front of any roadster. If done wrong, it can be ugly, it can be nasty looking, and it can be rough riding. Only drawback is expense. Most manufacturers will allow you to return springs if they are too stiff for a softer set...one time.
  
 
===Transverse leaf spring (buggy spring)===
 
===Transverse leaf spring (buggy spring)===
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=== Coilovers===
 
=== Coilovers===
Again, an attractive and simple setup to install. Experimentation with spring rates may be required. Cost is most prohibitive feature of this choice.
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Again, an attractive and simple setup to install. Experimentation with spring rates may be required. Cost is the most prohibitive feature of this choice.
This IS the most popular modern T suspension setup for the rear suspension.
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This is the most popular modern T suspension setup for the rear suspension.
  
 
===Transverse leaf spring (buggy spring)===
 
===Transverse leaf spring (buggy spring)===
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===1/4 elliptical===
 
===1/4 elliptical===
I just put 1/4 elliptical springs (kind of ) on My 1922 T speedster I needed to lower the rear and didn't want to Z the frame since this car was an authentic old Racer. The springs were free from a swap meet at the end of the day and the guy didn't . know what they came off. I think they were probably overloads for a pickup. they are S shape, and look like half of a stock T or A rear spring. I used some 4 X 4 angle iron for an L shaped bracket and added gussets for strength. I drilled holes in the frame to mount them to the outside of the frame rails, I have a Moore rear mounted drive line aux trans that uses the modified torque tube and modified rear stock radius rods. With this set up I used the shackels that came with the springs and made new brackets that I welded to hang under the rear axle housing. The first time out was last year's local 4th of July parade and there was a lot of rear side sway motion on rough spots in the road or the railroad tracks so I have since added a panhard bar. I have seen a few 1/4 elepticals on the front of T buckets that looked good. There is limited space at the rear of a t body, some of the T lakesters rear 1/4 eleptical springs look good and fit well in the chassis.
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I just put 1/4 elliptical springs (kind of ) on My 1922 T speedster I needed to lower the rear and didn't want to Z the frame since this car was an authentic old Racer. The springs were free from a swap meet at the end of the day and the guy didn't . know what they came off. I think they were probably overloads for a pickup. they are S shape, and look like half of a stock T or A rear spring. I used some 4 X 4 angle iron for an L shaped bracket and added gussets for strength. I drilled holes in the frame to mount them to the outside of the frame rails, I have a Moore rear mounted drive line aux trans that uses the modified torque tube and modified rear stock radius rods. With this set up I used the shackels that came with the springs and made new brackets that I welded to hang under the rear axle housing. The first time out was last year's local 4th of July parade and there was a lot of rear side sway motion on rough spots in the road or the railroad tracks so I have since added a panhard bar. I have seen a few 1/4 elepticals on the front of T buckets that looked good. There is limited space at the rear of a t body, some of the T lakesters rear 1/4 eleptical springs look good and fit well in the chassis.
  
 
===4 link/hair pins===
 
===4 link/hair pins===
I build my own hairpins from 7/8 DOM steel tubing. If you have a blower or lots of horsepower you will want to use 1 inch dom tubing. My local supplier has to order it at 100 ft per order. I use my harbor Freight pipe bender to bend the tubing. You have to cut the pieces longer than finished length to work in that style bender. My lathe is too small to drill and tap the ends. I cut the end that has to be tapped 1 inch longer than the finished dimension, weld a small piece of scrap in that 1 inch area to grip in the vise so I won't get teeth marks on the finished piece. I use a large right angle drill and start with the bit that will just remove a little bit of material then keep changing bits until I get to the size required for the tap. I then drill out that extra one inch with the bit size to match the OD of your tap. ONLY GO ONE INCH DEEP. This will allow you to start the tap in straight and get good threads. Then you can cut off that extra inch re drill with the correct size for the tap, finish tapping to the new length and have good straight threads. Any time drilling or tapping use plenty of tapping fluid or thread cutting oil, I use a tubing notcher that I bolt to my steel table top and tack a piece of scrap angle iron so I can clamp the tubing at the right angle to cut the ends.
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I build my own hairpins from 7/8 DOM steel tubing. If you have a blower or lots of horsepower you will want to use 1 inch dom tubing. My local supplier has to order it at 100 ft per order. I use my harbor Freight pipe bender to bend the tubing. You have to cut the pieces longer than finished length to work in that style bender. My lathe is too small to drill and tap the ends. I cut the end that has to be tapped 1 inch longer than the finished dimension, weld a small piece of scrap in that 1 inch area to grip in the vise so I won't get teeth marks on the finished piece. I use a large right angle drill and start with the bit that will just remove a little bit of material then keep changing bits until I get to the size required for the tap. I then drill out that extra one inch with the bit size to match the OD of your tap. ONLY GO ONE INCH DEEP. This will allow you to start the tap in straight and get good threads. Then you can cut off that extra inch re drill with the correct size for the tap, finish tapping to the new length and have good straight threads. Any time drilling or tapping use plenty of tapping fluid or thread cutting oil, I use a tubing notcher that I bolt to my steel table top and tack a piece of scrap angle iron so I can clamp the tubing at the right angle to cut the ends.
  
 
==Axle centering devices==
 
==Axle centering devices==
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It is important to reinforce the upper rail around the cabin. Do this before you have the floor installed as it is easier if the body is upside down. Measure your body and see how symmetrical it is. This can be done with a nice piece of 1/2" rebar formed to fit closely under the rail from the dashboard around the perimeter of the body and back to the dashboard. It is easier to do this in 2 pieces and then weld them together. Once you have a good fit mix a nice of your favorite filler and lay down a bed of it to nestle the rebar (de-rusted, epoxy-primed, and painted of course) in. Once the filler has set up, go ahead and make up some more and completely enclose the bar in a cocoon of filler all the way around. Now the upper rail of your body is solid and it is time to install the floor and fit the body to the frame.
 
It is important to reinforce the upper rail around the cabin. Do this before you have the floor installed as it is easier if the body is upside down. Measure your body and see how symmetrical it is. This can be done with a nice piece of 1/2" rebar formed to fit closely under the rail from the dashboard around the perimeter of the body and back to the dashboard. It is easier to do this in 2 pieces and then weld them together. Once you have a good fit mix a nice of your favorite filler and lay down a bed of it to nestle the rebar (de-rusted, epoxy-primed, and painted of course) in. Once the filler has set up, go ahead and make up some more and completely enclose the bar in a cocoon of filler all the way around. Now the upper rail of your body is solid and it is time to install the floor and fit the body to the frame.
  
You'll want a nice 5/8-3/4" piece of plywood cut to fit the firewall of your roadster on the inside. This gives you a nice solid mounting surface for your electrics (fuse box, relays, etc.) and accelerator pedal.
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You'll want a nice 5/8-3/4" piece of plywood cut to fit the firewall of your roadster on the inside. This gives you a nice solid mounting surface for your electrics (fuse box, relays, etc.) and accelerator pedal.
  
 
You may want to run a stringer of wood just inside the lower rocker panel where the body drops over the frame as a stiffener.
 
You may want to run a stringer of wood just inside the lower rocker panel where the body drops over the frame as a stiffener.

Revision as of 22:11, 10 February 2011

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