Recent content by msg

  1. M

    Oil questions for a new 350 L31 Vortec- Break in and after oil choice

    Thanks Gene, Ive planned on doing this break in before assembling too many things. Just enough to get it to a point where I can make sure the engine is working fine. Then I plan to assemble all of the body panels and finish it up. This break in will be done in the garage at my home.
  2. M

    Oil questions for a new 350 L31 Vortec- Break in and after oil choice

    Thanks Gene, I did buy this electronic fuel pump, https://www.summitracing.com/parts/HLY-12-427 still need to get it all put together. The cab is empty, still havent installed the gas tank in the cab, run new lines and sort out the fuel pump and so much more. Ive got a new wiring harness as...
  3. M

    Oil questions for a new 350 L31 Vortec- Break in and after oil choice

    I did call Summit they forwarded me to GM Performance. I didnt get very much from them, other than its not needed to break in a roller cam and dont run synthetic until after 500 miles. I would ask, which oil and weight then should I use for this engine not being more than a weekend cruiser...
  4. M

    Oil questions for a new 350 L31 Vortec- Break in and after oil choice

    Thanks for the input fellas, much appreciated. Here is a link to motor I bought. https://www.summitracing.com/parts/NAL-12681432
  5. M

    Oil questions for a new 350 L31 Vortec- Break in and after oil choice

    The only paperwork I received was a core return information and plastic bag to wrap it up in. The warranty from what I read going into this is void for me since Im not a certified dealer. Thats why I am trying to be extra careful getting this motor prepped up, hoping for the best. I have never...
  6. M

    Oil questions for a new 350 L31 Vortec- Break in and after oil choice

    The new crate motor I installed in my 1966 Chevy truck is an 350 L31 Vortec from GM Performance. Its still not put together fully so I still need to prime it. Ive heard and read that break in isnt as crucial for this style of cam but I have been thinking to anyway. Question I have there is...
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