263

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    Newbie with 1940 Special Coupe needs starter motor

    Hoping to get started on a long neglected 1940 Special 46 coupe that was purchased long ago without the short block. Looking at purchasing a 263 from a 1953 Special with a manual transmission. However, the 263 straight eight does not have a starter motor. Will the starter motor from the 1940...
  2. R

    1950 Dynaflow - Flywheel - 263 engine head

    Hi, I've a Buick Super Eight 50 1950 - Dynaflow Engine ci.263 str.8 # 57682065 and I need these parts: - Flywheel new or replacing ring gear; - Automatic transmission Dynaflow complete in very good condition or a very very good overhaul kit; - 263 Engine head or complete engine 263 in very good...
  3. L

    263 rebuild

    hello all, is there a good thread on here for rebuilding? I am in process and thought if not, then I could throw some part numbers and a little D&A out there. I have had bearing failure and #1 piston fail. anyone have a running 263 dflow for sale? lol.
  4. 5

    Straight 8 cylinder head identification

    Hello All, I have 2 extra straight 8 heads in my shed and I am trying to id them. One has casting # 1318766-1 on it and it measures 31.5 inches long. I believe this is a 263 head . . . The other one has casting number 13408273 on it. I don’t have the length on this one and I’m not sure what...
  5. R

    1950 - I Need NOS Cylinder head and specs for 263 Super 50 Dynaflow str8

    I'm rebuilting a 263 str 8 engine #57682065 for a 1950 Buick Super Eight 50 with Dynaflow VIN#5551918 I need a NOS (or used in very good condition) Cylinder Head: can someone tell me where I can find it? I need also engine specifications to identify : - Piston Ring Size - Connecting Rod...
  6. 5

    Dynaflow service question

    I am servicing my Buick (which has been sitting for 41 years) while my 263 is getting bored out and rebuilt. I got a trans pan gasket but no one seems to have a filter . . . Does a Dyna Flow in 1953 have a replaceable filter or is there just a screen? If there is a filter what is the part...
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    Info on trany conversion 3 on the tree to Turbo 350

    Hi Guys I have a 1953 41D she runs good I would like to convert it to a Turbo 350 any info out there on that. My 263 runs great just dont like the 3 speed it is leaking at the tail shaft if no conversion then rebuid the 3 speed.
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