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Technical Distributor difference between Buick and Chevy Small Blocks

Discussion in 'Traditional Hot Rods' started by Randall Black, Dec 30, 2019.

  1. Randall Black
    Joined: Aug 28, 2018
    Posts: 11

    Randall Black

    I need a Cam Sync unit for my small block Buick build but no one makes one. I've seen where someone has cut the top off a Buick distributor housing and shaft. They then welded the housing of a Ford cam sensor to it and welded the cam sensor to the shaft. I've done some searching and MSD makes a SBC Cam Sync with an adjustable collet. I think I will have to swap out the drive gear (both shafts are .5" and maybe reposition it at the end of the shaft to get proper engagement). What I need to know is how much difference is there between a SBC distributor housing and a Buick small block. My Buick distributor is at a friends garage and they are currently away racing all this week so I can't go get it head to the junk yard and compair it to a SBC. Anyone have any dimentional data for the housing?

    Randall Black
    OldeBuick
     
  2. squirrel
    Joined: Sep 23, 2004
    Posts: 59,204

    squirrel
    Member

    are you looking for these two pictures? Or dimensions of....what part of it?


    chevy 350.jpg buick 350.jpg
     
  3. squirrel
    Joined: Sep 23, 2004
    Posts: 59,204

    squirrel
    Member

    also some guys just use the HEI version (1975 or so) and only use the magnetic pickup, with some modifications. There's a guy on bangshift.com forum who has done some neat stuff with various Buick engines and modern diy electronics.

    350 buick hei.jpg
     
  4. Randall Black
    Joined: Aug 28, 2018
    Posts: 11

    Randall Black

    [​IMG]

    This is the Cam Sync unit for a SBC.
     
  5. Randall Black
    Joined: Aug 28, 2018
    Posts: 11

    Randall Black

    Could you give me a link to how they set up the HEI to send a Cam Sync signal?
    Randall Black
    OldeBuick
     
  6. squirrel
    Joined: Sep 23, 2004
    Posts: 59,204

    squirrel
    Member

  7. squirrel
    Joined: Sep 23, 2004
    Posts: 59,204

    squirrel
    Member

  8. Randall Black
    Joined: Aug 28, 2018
    Posts: 11

    Randall Black

    I located a NOS Buick Grand National Camshaft Position Sensor. Boy those things are rarer than hen's teeth! Most people who had them wanted 3x the original OEM price. Now I have a calibrated (max 37 degree advance used a King Electronics D16 Distributor Tester to set it up) Pertronix II with Coil for the Buick 215/300/340/350 series engines to sell.

    Randall Black
    OldeBuick
     
    Last edited: Jan 1, 2020

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