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Rotten Datsun

Discussion in 'Off Topic Hot Rods & Customs' started by hillbilly4008, May 21, 2025.

  1. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

  2. gene-koning
    Joined: Oct 28, 2016
    Posts: 5,689

    gene-koning
    Member

    That front clip actually looks like it fits pretty well.
    I might suggest you set the front sheet metal on and see how it matches up with the wheel openings, its a whole lot easier to shift it forward or backwards an inch or two now, before it is attached.
    Will the motor you plan to use clear the frame rails that are sitting inside of the struts, with the exhaust manifolds installed?
     
  3. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    The motor mounts in that subframe. Everything is laid out for me, so I'd prefer to use it. The stock frame is way to narrow to keep, a whole 10" narrower.

    I took a quick measurement and it looks like I'll have to modify the firewall if I keep the stock motor position on the cradle. Life would be easier if I could push the engine forwards on the subframe. However that domino's into oil pan issues, and probably other stuff...
     
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  4. gene-koning
    Joined: Oct 28, 2016
    Posts: 5,689

    gene-koning
    Member

    Needing to widen the front frame rails 10" is a lot. That is going to present a challenge making the steering column match up with the rack in a very short space. I suspect a major firewall modification is in your future.
    You may want to sit in the truck and start considering what has to be done to move the steering column towards the driver's door several inches so it will better align with the rack column connecting point.
     
    Last edited: Oct 24, 2025
  5. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    Actually the steering appears to line up front to back. Unfortunately it looks like it will be at an extreme angle vertically. Im looking into options now. Whats the rule with these double steering joints?
     
  6. Sandcrab
    Joined: Jul 25, 2022
    Posts: 159

    Sandcrab

    Single steering joints max out at 30 degrees. I have never needed one of the doubles.
    When I built the Austin I mocked up the steering column with a couple of u joints and some 3/4" wooden dowel. I ended up putting one universal under the dash with the shaft going out at an angle. Then with a firewall fixture and a Heim joint support I cut the dowel and sanded double D ends to fit the joints. Then it is easy to change the length and determine the angle each of the u joint is subject to.
    I then machine steel shafting based on the dowel lengths.
     
  7. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    65yrs worth of acorns stuffed into the frame haha. Roasting some nuts today.
    20251026_153356.jpg 20251026_161536.jpg 20251026_163935.jpg 20251026_170012.jpg
     
  8. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

  9. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

  10. gene-koning
    Joined: Oct 28, 2016
    Posts: 5,689

    gene-koning
    Member

  11. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    Is that what you call it?:D
     
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  12. SS327
    Joined: Sep 11, 2017
    Posts: 3,844

    SS327

    Proves there’s more than one way to kill a cat.
     
  13. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    Nuts!
    20251027_144019.jpg 20251027_135835.jpg 20251027_135844.jpg 20251027_135855.jpg

    Check out this engine space! The inner fenders tuck inside the frame now.
    20251027_140007.jpg
     

    Attached Files:

  14. gene-koning
    Joined: Oct 28, 2016
    Posts: 5,689

    gene-koning
    Member

    Its either fun, or its crazy, so, we must be having fun. Why else would we be doing stuff like this? I sure don't consider myself crazy, though I may have heard that word a time or two before...:D

    It gets addictive, especially if this one continues to go as smooth as it is starting out. You will likely find yourself doing it over and over again! At least I did...

    Depending on how well the motor fits into the hole, in the back of my mind I would be considering how to channel that sheet metal down a few inches on the frame.
     
  15. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    20251029_165733.jpg 20251029_165749.jpg
     
    Last edited: Oct 29, 2025
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  16. Zuffen
    Joined: May 3, 2013
    Posts: 252

    Zuffen
    Member
    from Sydney

    You couldn't register the car in Australia as the reinforcing plates have square ends, which can cause stress cracking.
    The plates need to taper from full height to rounded ends at a set ratio for an Engineer to sign off on the modification.
    You guys in the States really have it easy compared to Australia and most or Europe when it comes to modifying cars.
    I'm jealous.
     
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  17. squirrel
    Joined: Sep 23, 2004
    Posts: 59,790

    squirrel
    Member

    No vehicle inspections at all where I live, unless there's an issue with the VIN or something. Some places have smog inspections for 67-later, some don't, it depends on the air quality "attainment" status. Usually only states up north, where it rusts, have regular safety inspections.

    We just walk in to the DMV with a****le, and walk out with registration.

    it's scary.
     
  18. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    For where I live this vehicle only needs to meet safety requirements for the year it was built. So to pass a state inspection its just brakes, suspension, steering and lights. This truck didn't come with seat belts or backup lights. Other than that they'd look for obviously dangerous flaws, which would mainly be rotted out frames. No modern emissions or anything like that.
     
    hotrodjack33 likes this.
  19. Zuffen
    Joined: May 3, 2013
    Posts: 252

    Zuffen
    Member
    from Sydney

    On this vehicle we would have to update and pass the following;
    1. Collapsible steering column
    2. Power****isted brakes
    3. Laminated windscreen
    4. Lap sash seat belts (3 point)
    5. 2 speed wipers
    6. Heater and demister
    7. A static and drive by noise test.

    As you
    re using a late model engine it must retain all its pollution equipment right down to cat converter.

    The vehicle would also have to pass a beaming test (to see if it will bend in the middle under load)
    A torsion test (although maybe not as a commercial vehicle) to see how it resists twist then a driving test to ascertain lane change ability, brake tests with first the front brakes disabled, then the rear and the handbrake will be tested on a specific incline.
    When you see a modified vehicle in Australia (assuming it's legal) it has undergone a lot of testing and would cost around US$2,000 min for the Engineer.
    My A100 tribute would cost around US$25,000 to Engineer today.
     
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  20. gene-koning
    Joined: Oct 28, 2016
    Posts: 5,689

    gene-koning
    Member

    I suspect most states here also have many extra requirements as well, but few are enforced. No need to have it checked by an Engineer. It can get pretty messy if you don't have a state issued ****le/registration and you need to peruse the process of making the vehicle legal as a "new build." Then there are hoops you have to jump through (each state sets its own process). As long as you have a good serial number (older vehicles) or a good VIN number (newer vehicles), they mostly just issue****le and registration after you hand them the money they tell you they want.
     
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  21. James D
    Joined: Feb 8, 2007
    Posts: 4,954

    James D
    Member

    That's a deal breaker right there for anything unusual, where you can't get glass.

    I'm having fun trying to register a UK car in Germany. Not been quite as bad as I was expecting, yet, though I have had to produce evidence (pictures from old tuning books!) that all my modifications are "period correct" and not more than 10 years younger than the car. People do get all kinds of stuff registered here, but it seems to largely come down to how sympathetic the tester is to your cause.
     
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  22. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    The thought of breaking this windshield scares the hell out of me.

    20251030_102016.jpg
     
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  23. James D
    Joined: Feb 8, 2007
    Posts: 4,954

    James D
    Member

    I'd think you could fit an Austin Mini windshield and surrounding metalwork if the Datsun one ever broke. Thats all available.
     
  24. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    I hope it never comes to that point. But id be willing go bet austin glass would be pretty close.
     
  25. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    Thank God the Allies won am I right? Lmao
     
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  26. gene-koning
    Joined: Oct 28, 2016
    Posts: 5,689

    gene-koning
    Member

    You can probably thank God our lawmakers are not as car unfriendly as they are in other countries. I think that as long as we car people continue to try to keep the radically unsafe junk off the streets, we will continue to be OK. When the death toll for old cars becomes too high, and non-car people that are in office get their******** in a bunch, things go bad for us. At least here these days, they are leaning towards the side of less emission standard inspections for older vehicles, its a trend that will be very helpful for us.
     
  27. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    20251031_150045.jpg
    Parts. Still have to clean them up the rest of the way and strengthen them.
     
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  28. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

  29. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    Looks like all i need to do is trim 3/8" off the bottom of the radiator support and the front clip is where it needs to be. Then need to make 2 brackets for it to bolt on. The inner fenders totally clear all the suspension parts.
     
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  30. hillbilly4008
    Joined: Feb 13, 2009
    Posts: 3,070

    hillbilly4008
    Member
    from Rome NY

    Don't have free time to work on the truck for a bit. I can plan though!

    Thinking about the brake system. The miata booster will not work using the stock pedal layout. Real estate is a premium under the dash and in that corner of the engine bay. So I am thinking converting to a manual 4 wheel disc brake setup.

    I did this before with a jeep using the corvette master cylinder and metric GM calipers. It worked amazingly well. How would the vette master cylinder work with the stock miata calipers? OR how would this universal master cylinder I allready have work with miata calipers?
     

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