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Recent content by SBradstreet

Yesterday's Tractor Forums
  1. S

    6410 w/ 640 loader control valve help

    Thank you Tx Jim. I had Part #21 on the other side of the detent balls. The lager ball an spring I had above it doing nothing. Took it all apart and we're good to go. Thanks again
  2. S

    6410 w/ 640 loader control valve help

    Looking for help to the inside of the loader control valve on a 6410 with a 640 loader. The raise and lower control valve was hanging up and gummed up inside where the detent balls and spring not allowing the spool to slide freely. The tractor has been run hard on a dairy farm in Maine with...
  3. S

    What's you're favorite tractor old or new.

    Grew up on a pair of 1964 4020s and a 3020. Logged many summers on them spin spreading fertilizer in front of the ol man cultivating potatoes on a 4230 here in Maine. Just good solid tractors!
  4. S

    37A crank/ rod measurements

    Good stuff thank you!
  5. S

    37A crank/ rod measurements

    I have original Babbited con rods PN A107R. I'm looking for factory new measurements on the following parts Crank journal Con rod big end journal Wrist pin bushing Wrist pin journal Any MAX allowable tolerances on the crank and rod bearings. Any Ovality max tolerances Any measurement or...
  6. S

    1937 A Unstyled Piston rings ?

    Anyone have a complete set standard bore rings wanting to sell? AA2047R Thanks for your guys help.
  7. S

    1937 A Unstyled Piston rings ?

    I wish I had a good service manual for the unstyled. I got a parts book which seems good for seeing all the diagrams however it would be nice for me to buy a service book (SM2000?) I believe. For the early unstyled what is everyones go to book for service. ??
  8. S

    1937 A Unstyled Piston rings ?

    Pete, Thank you!
  9. S

    1937 A Unstyled Piston rings ?

    My parts book is extremely old but it looks like PN: AA 2047R RING PISTON STD 8 COMP 2 OIL CONTROL. (The 8 looks like a dang 6 though!) Awfull faded and greased up. Can anybody verify.
  10. S

    1937 A Unstyled Piston rings ?

    I removed the top ring that was in the first ring groove. These pistons were found with 4 compression 1 oil. Mike M, I agree with you and have heard the top groove was for carbon. Not sure if they added a ring at one time or what. That tractor appears and said to be original build. Want...
  11. S

    Unstyled A project

    few more pictures
  12. S

    Unstyled A project

    The SN: 453655 454000 is pretty damn good. Thanks for your info.
  13. S

    1937 A Unstyled Piston rings ?

    Original piston/ rings for an A Unstyled SN 453655 have 4 compression rings 1 oil ring 5 rings on each, is this correct? or is the top ring slot used as a carbon build up ring and should be left blank?
  14. S

    Unstyled A project

    rockshaft# powertrol case tag#
  15. S

    Unstyled A project

    Getting a parts list together looking for helping verifying part numbers. Tractor serial # 453xxx Standard Piston Rings PN: AA 2047R Looking for a set of original rings standard bore if anyone has some to purchase
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