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  1. R

    1978 Cobalt 19'

    I am working on rebuilding a 1978 Cobalt and found something that I think is odd. The floor is in terrible condition and 4" holes have been drilled right into the compartments that contain the flotation foam. They were put there to mount the seats. In addition, the foam that is on the inside...
  2. R

    Can I use a newer 5.8 in my old boat?

    I have a 1977 Cobalt with a 235 Ford 351W. I need to put a new motor in it and know the newer Ford blocks have a one piece rear main seal and roller rockers. Can I swap the newer engine in? Will I have cam shaft issues? Can I use my intake and marine carb? Anything else I should be aware of...
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    Mechanical or Electric - What to do, what to do?

    This is my first post and I really appreciate all of the great information and people here. I recently purchased an 89 Sunbird with a 4.3 that has a cracked block. In 1989 this engine had a mechanical fuel pump. Looking around, I have found a few good blocks and realized that some of the...
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