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Thread: BBC head gaskets

  1. #1
    bighead
    I will be upgrading the heads on my motor soon, it is a relatively stock 325hp hardin marine motor with smog peanut port heads which will be replaced with a set of 049's[ thanks Slotracer]. Is there a preferred heads gasket set for jetboat motors or any to stay away from??

  2. #2
    Wicked Performance Boats
    Use fel-pro 1017-1 BL

  3. #3
    SmokinLowriderSS
    I am having no trouble with Fel-pro's for my Mk IV 454, main thing is tom ake sure the Mk combination setup is right. I understand the old heads fit fine on a Gen motor but require different gaskets.
    Yep, 1017-1's are likely what I got, bolt em up properly and run the snot out of em.

  4. #4
    SmokinLowriderSS
    The official "marine" one tho per Fel-Pro's data is the 1037 which claims to fit all Mk/Gen blocks too, just like the 1017-1

  5. #5
    bighead
    Thank you fellow ***boaters for the info, felpro 1017-1 it is.

  6. #6
    moneysucker
    I run the Felpros as well blown w/ 10:1 dome pistons no problems yet.

  7. #7
    snake321
    do you have to run marine head gaskets?

  8. #8
    SmokinLowriderSS
    No. Just get the right ones for the head block combination as there is some mix/match capability among the Chevy's but it gets picky at the gaskets. I do not know what the successful head/block matches are, but there are threads on it all over here.

  9. #9
    Senior Member
    Join Date
    Feb 2009
    Posts
    982
    Use fel-pro 1017-1 BL
    Ditto for me.
    No worrys and I run it in the salt once in a while (or more :crossx: )

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