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Technical 348 parts interchange

Discussion in 'Traditional Hot Rods' started by christmas tree, Mar 23, 2017.

  1. christmas tree
    Joined: Dec 7, 2009
    Posts: 352

    christmas tree
    Member

    Need help a friend has a 348 Chevy and we would like to do something with it Will any small or big block parts interchange, timing chain, bearings ect?
     
  2. Check out show-cars.com! They have everything for 348/409. All the numbers and specs you'll need, plus parts, good luck!
     
    Last edited: Mar 23, 2017
  3. Fuelaltereds4life
    Joined: Dec 12, 2012
    Posts: 132

    Fuelaltereds4life
    Member

  4. I am pretty sure that big blocks have the same bore spacing that that you can use a big block crank with minor mods.
     
  5. Mike VV
    Joined: Sep 28, 2010
    Posts: 3,329

    Mike VV
    Member
    from SoCal

    A little machining of the big Chevy crank shaft.
    Big and little Chevy oil pumps.
    Transmissions (flywheels).

    Bout it from the other engines.

    Mike
     
  6. @saltflats is pretty well versed on W motors. He may have some insight.

    One of the 409 intakes works with the 348. But I don't remember which one and I am not sure that the ports are a perfect match. I think that the distributor is W motor specific, but you may find a BBC distributer with a slip collar and make it work. No reason to do that but maybe it'll work.

    My original Hurst mount came to fit wither a 348 or a small block. But finding another original Hurst mount would be like finding a mystery motor.LOL
     
  7. ROADSTER1927
    Joined: Feb 14, 2009
    Posts: 3,283

    ROADSTER1927
    Member

    The small port 409 intake fits a 348 also. Gary
     
  8. christmas tree
    Joined: Dec 7, 2009
    Posts: 352

    christmas tree
    Member

    What I was looking for was find some less expensive main bearings.
     
  9. saltflats
    Joined: Aug 14, 2007
    Posts: 13,242

    saltflats
    Member
    from Missouri

    Not any options on them.
     
  10. models916
    Joined: Apr 19, 2012
    Posts: 379

    models916
    Member

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