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WTB or borrow J-2794 oil pump alignment gauge
  • Courtesy Man
    Posts: 78Hitchhiker
    I would like to reproduce this Hudson tool for aligning the distributor and oil pump gear in the 1948-56 6 cyl engines. I would make them available for sale.
    I need to either borrow an original ( would pay shipping and security deposit as
    well as return the original with a free repo unit ).
    Or if someone wants to sell me one. This is a metal rod with a tab that engages the oil pump gear and it has an alignment handle. Please help make this available to us all. Thank you, Gert Kristiansen - Deseret Chapter - retired machinist.
    SLC, Utah HETgtkristi@copper.net (remove the HET prefix )
  • KdancyKdancy
    Posts: 1,062Platinum Member
    put me on your buyer list.
  • J Lombard
    Posts: 28Greasemonkey
    I had one reproduced from the original. You are welcome to borrow it. Send me a private message with your address.

    regards

    J Lombard
  • Courtesy Man
    Posts: 78Hitchhiker
    J Lombard has kindly offered to lend me his copy of an original. I will keep you informed of my progress. The original was probably made out of mild steel - does anyone know ? I am considering making them in stainless steel - hoping that will be agreeable . Gert Kristiansen
  • RonSRonS
    Posts: 612Platinum Member
    I would be interested also, But why stainless?
  • Ken U-Tx
    Posts: 1,106Platinum Member
    It's just an indexing tool, I would make it out of aluminum, faster to turn down in the lathe than steel or stainless, and definitely cheaper than stainless.
    I changed the oil pump gear on my Hornet and didn't need a tool. I just set the motor to TDC @ #1, pulled the dist, looked down the hole with flashlight to see how the slot was oriented. Pulled the pump, looked at the slot orientation. to confirm how much it rotates when pulled out the cam gear. Then just before I put the oil pump back in, I oriented the gear about 1/8 turn off from the final orientation since the helical gear will rotate that much as it is pushed into mesh with the cam gear.
  • Courtesy Man
    Posts: 78Hitchhiker
    Perhaps I was thinking of it as a holy relic ! And it is unlikely to wear out regardless of material. I may consider aluminum as it does not rust, which was my initial thought in using stainless. I welcome your feedback. Gert Kristiansen
  • super651
    Posts: 515Platinum Member
    Gert,put me on the list also. Rudy B.
  • MikeWAMikeWA
    Posts: 1,446Platinum Member
    Have always been intrigued by the "special tools", and happy to see someone reproducing them. I also vote for aluminum, as it isn't a tool that will be put under any stress- no use making it any more elaborate than it needs to be.

    Regardless, I'm sure the final product will be of excellent quality- your reputation precedes you! :)
  • 1049superg1049superg
    Posts: 404Gold Member
    A few years ago I replaced my oil pump gear and then reinstalled the pump per Ken U-Tex's suggestion. However, it would have been nice to have had the special oil pump J-2794 alignment tool as it took me a number of trys to get the pump lined up just right.
  • 51hornetA51hornetA
    Posts: 2,338Platinum Member
    I made the tool from an old distributer I had. Pulled the shaft out of it made a pointer for it and used it many times. Worked nice. You could make the same tool pretty easy out a dowel. Not hard to make. But if someone else makes and they are cheap i.e less than 10 bucks for this seldom used tool you are gold.
    www.hudsonmotorcar.org
  • dave11
    Posts: 13Hitchhiker
    I didn't aware there are any provisions for adjusting the distributor to oil pump alignment?
    How does it work
  • hoggyrubberhoggyrubber
    Posts: 478Gold Member
    i think they are just talking about getting them aligned for instillation. i changed the gear on the oil pump last summer and also had the dist out several times. i didn't have too much trouble getting it lined up by sight. however the engine was out on a stand and it was real easy to get to. i'm sure if you were trying to do it with your head between the tire and fender you might be ready to buy the tool no matter what it's made of.:evil:
  • Courtesy Man
    Posts: 78Hitchhiker
    As I understand the procedure, when the oil pump is being replaced the engine is turned to fire at No 1 cyl. Then the alignment tool is used to place the O/P gear in position so that the timing is retained and the distrib goes back in same firing position as when removed. No shifting of plug wires needed, and vac chamber remains in location. Procedure is in Hudson shop Manual section 3-8 .
    I have made a copy of the original tool and am actually thinking of making a few
    "improvemants" to a tool I will offer for sale soon. I want to practice with both tools on a Hornet block I have on a stand. The material will be aluminum. Thanks for your support - Gert Kristiansen
  • 56starfire56starfire
    Posts: 25Hitchhiker
    Gert,
    I would be interested in one of these tools also.
    Thanks
    Mike
  • Uncle JoshUncle Josh
    Posts: 1,860Platinum Member
    I like Ken's method. Even then I screwed up and got the Hornet 180 out. #1 was at 7 o'clock. So I just rewired it at the distrubutor. Runs great! The engine doesn't care where this stuff is as long as it gets the spark at the correct time, and in the right sequence.
  • Hudson308Hudson308
    Posts: 1,405Platinum Member
    dave11 wrote:
    I didn't aware there are any provisions for adjusting the distributor to oil pump alignment?
    How does it work

    Oil pump to distributor alignment on a stepdown 6 will always be the same, Dave... as indexed by the off-center slot in the pump gear. What can change is the pump-to-camshaft clocking, thus putting the distributor in a different place as well. This isn't a problem if you don't care where #1 plug wire ends up on the distributor, but if you want the numbered wire locations to match the book you need to align the oil pump gear properly with the cam/valve timing.
    Workin Stiff
  • ArtSArtS
    Posts: 102Expert Adviser
    Hi Gert:

    Aluminum version of J-2794 sounds great. Please put me on your buyer list. Thanks and best wishes.

    ArtS
  • billrabe
    Posts: 21Hitchhiker
    Did you ever reproduce this tool? If so, I would love to buy a copy.
  • Courtesy Man
    Posts: 78Hitchhiker
    Yes I made a small batch and still have a few left. They are $35 plus $13.00 Priority mail shipping. Thank you for your interest. Gert Kristiansen, 1731 S 500 E, Salt Lake City, UT 84105 Your personal check is fine.
  • billrabe
    Posts: 21Hitchhiker
    Thanks Gert, I will get a check off your way!
  • Courtesy Man
    Posts: 78Hitchhiker
    Thank you Bill, I also do PayPal if you like. HETgtkristi@copper.net -drop the HET. Gert
  • EssexAdvEssexAdv
    Posts: 515Moderator
    Hi Gert. Do you have another
    Let me know
    Lew Mendenhall
  • Courtesy Man
    Posts: 78Hitchhiker
    Yes, Lew I do and if I get "lots of orders" I will machine some more. I have to buy the aluminum in a 10 foot "stick" so I make up 10 at a time (if I don't make a mistake). Gert
  • 1049superg1049superg
    Posts: 404Gold Member
    I purchased this Hudson distributor/oil pump alignment tool last year from Gert and it certainly came in handy when I replaced the oil pump gear on my Super Wasp with a new one.
  • Courtesy Man
    Posts: 78Hitchhiker
    Yes I also put it on Ebay - but you can buy it from me at $35 plus shipping and save a little as
    the Ebay Buy it now I set at $40. Oh I also listed a cam bearing set for the 212. Thanks Gert
  • RL ChiltonRL Chilton
    Posts: 3,458Platinum Member
    Gert-

    I didn't even know you had finished this project, but had been waiting. I would still like to have one as well.

    Russell