how much engine space?
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how much engine space?

  1. #1
    Senior Member
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    Default how much engine space?

    im in the process of converting my recently purchased 77 spectre 21 cruiser , to a bravo big block chevy deal. anyone know how much room i need from transom foward to accomadate?? i have figured 41 inches.

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  3. #2
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    Quote Originally Posted by NRBR View Post
    im in the process of converting my recently purchased 77 spectre 21 cruiser , to a bravo big block chevy deal. anyone know how much room i need from transom foward to accomadate?? i have figured 41 inches.
    A BBC is 24" long and it will sit almost right where the Alpha drive motor sets. just measure from the back of existing block then add for pullies, so go 6 inches? That would be approx 30" from the bellhousing where it sets now.. +/- a couple inches?

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