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Projects 1930's style Race Car build

Discussion in 'Traditional Hot Rods' started by Jay A Driggars, Jun 14, 2022.

  1. Jay A Driggars
    Joined: Feb 18, 2018
    Posts: 75

    Jay A Driggars
    Member

    I checked the Hastings catalog and they only manufacture STD rings for the 3.4's
    The ring gap was within specs when it was assembled. I encountered several questionable issues during tear down and reassembly, nothing that should have caused catastrophic failure.
    Jag owners informed me that a proper rebuild could take a year and cost would be around $20,000.
    The engine looks great in the car but a $20,000 engine is not a good idea. The car does not have a very good market and I would loose thousands if I were to sell it with the Jag engine.
     
  2. If you give dimensions, they will match it up, not by engine make or size.
     
    Last edited: Jun 29, 2024
  3. Good Luck.
     
    alanp561 likes this.
  4. Jay A Driggars
    Joined: Feb 18, 2018
    Posts: 75

    Jay A Driggars
    Member

    A valve failed a fluid test, it all ran out the exhaust valve. I've ordered a valve and will know later this week if its a fix.
     
    Last edited: Jul 1, 2024
    HJmaniac likes this.
  5. Jay A Driggars
    Joined: Feb 18, 2018
    Posts: 75

    Jay A Driggars
    Member

    New Engine.jpg
    I replaced all of the valves. It started on the first try, and runs great. It idled at around 400 rpm and was smooth as silk, even before a proper carb tune.
     
    Last edited: Jul 23, 2024
  6. ratrodrodder
    Joined: Feb 19, 2008
    Posts: 411

    ratrodrodder
    Member
    from Boston

    Nice sleuthing! Time for a driving video for us to ooh and ahh over!
     
  7. Jay A Driggars
    Joined: Feb 18, 2018
    Posts: 75

    Jay A Driggars
    Member

    The engines 500 mile break-in is complete. I checked the oil filter pleats and they were excellent. The engine is running great. The transmission is a Moss 4 speed with no synchro on 1st, 2-3-4 are synchronized, it requires a little finesse.

    New engine2.jpg
     
    Uncle Ronn, jet996, brEad and 8 others like this.
  8. Jethro
    Joined: Mar 5, 2001
    Posts: 1,940

    Jethro
    ALLIANCE MEMBER

    Marvelous!...Bravo! , way better than a SBC
     
  9. Jay A Driggars
    Joined: Feb 18, 2018
    Posts: 75

    Jay A Driggars
    Member

    I forgot to mention this was my first engine rebuild. It was a great experience, maybe I'll get a chance to do another one. The transmission and overdrive also had to be disassembled, cleaned, inspected and assembled, I've rebuilt a couple of manuals.
     
    brEad likes this.
  10. Jay A Driggars
    Joined: Feb 18, 2018
    Posts: 75

    Jay A Driggars
    Member

    Thanks!
     
  11. chrisp
    Joined: Jan 27, 2007
    Posts: 1,112

    chrisp
    Member

    You could have kept the T5 to put it behind the Jag 6.
    Nice car. I really like those wheels.
     
  12. Jay A Driggars
    Joined: Feb 18, 2018
    Posts: 75

    Jay A Driggars
    Member

    My T5 is a GM, the Ford T5 is the only one they make adapters for. The GM input shaft is too short even for a custom adapter.
     
  13. Jay A Driggars
    Joined: Feb 18, 2018
    Posts: 75

    Jay A Driggars
    Member

    Oil pressure after engine break-in and first oil change. The break-in oil was 30w with no detergent, it now has Valvoline VR-1 10w-30 racing oil. During the break-in period, the oil pressure was 25 psi at idle and 40 psi at 2000 rpm. With the Valvoline VR-1 the oil pressure is now 30 psi at idle and 50 psi at 2000 rpm. Should the oil pressure be different with 10w-30 VR-1?
     
  14. Jay A Driggars
    Joined: Feb 18, 2018
    Posts: 75

    Jay A Driggars
    Member

    Left Side Front_2.jpg Engine2.jpg Right Side Front_2.jpg Right Side Rear.jpg Here's some new photos. It's running great now, and it's so much fun to drive.
     
  15. elgringo71
    Joined: Oct 2, 2010
    Posts: 3,858

    elgringo71
    Member

    It’s beautiful, you did a great job. It looks like it would be fun to drive on some curvy mountain roads
     
    Uncle Ronn and Tow Truck Tom like this.
  16. 282doorUK
    Joined: Mar 6, 2015
    Posts: 473

    282doorUK

    Nicely done Jay, it looks well balanced, any idea of the front rear weights?
     
    Tow Truck Tom likes this.
  17. Jay A Driggars
    Joined: Feb 18, 2018
    Posts: 75

    Jay A Driggars
    Member

    It weighs about 1300 lbs. But I don't know the front rear weights. It's fun to drive. The handling is great, especially for a solid front axle.
     
    Uncle Ronn likes this.
  18. Uncle Ronn
    Joined: Mar 23, 2015
    Posts: 126

    Uncle Ronn
    Member
    from Modesto CA

    Bet it Sounds Pretty Good Too!
     
  19. 282doorUK
    Joined: Mar 6, 2015
    Posts: 473

    282doorUK

    It has the correct all important elbow to rear wheel ratio too...
     
    brEad likes this.
  20. Jay A Driggars
    Joined: Feb 18, 2018
    Posts: 75

    Jay A Driggars
    Member

    The Jaguar 3.4 that's in the car now, appeared to be a collection of parts. The head and the block are matching casting number. The oil pan was most likely from a different block, as were the sump pickup tubes. The pan and pickups were both damaged by metal pieces bouncing around in the pan.
    There were some odd things also, like one of the main nuts was secured by a tab lock washer made out of a tin can.

    TubesA.png MainNut.jpg
     
  21. Dave G in Gansevoort
    Joined: Mar 28, 2019
    Posts: 3,075

    Dave G in Gansevoort
    Member
    from Upstate NY

    Now that there is aerospace engineering! Why I bet that would be good to at least once to 5 grand! Then, well, let's not go there...
     
    Sharpone likes this.

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