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Thread: 1976 Spectra 18.0 Specs

  1. #1
    AJR1978
    To anyone out there who knows more then me about my boat. I have an 1976 Spectra jet, it has the 460 Ford. I know it had a NOS setup and it has a berkley jet, but more then that is all guess work.

  2. #2
    riverbound
    What do you need to know?
    You should go to spectramarine.com (http://www.spectramarine.com) there is a ton of info. on this site regarding spectras.
    I have a 76 spectra18.

  3. #3
    malcolm
    Always nice to find out there's one more Spectra out there. Where are you located?

  4. #4
    AJR1978
    We are located in Va Beach Va...a little way from the rest of the west coast spectra owners. I had a question about the horse power rating on the 460. Is it only 330 hp or was there more then one engine option??
    aj

  5. #5
    riverbound
    We are located in Va Beach Va...a little way from the rest of the west coast spectra owners. I had a question about the horse power rating on the 460. Is it only 330 hp or was there more then one engine option??
    aj
    If it is stock that would pretty much be it.

  6. #6
    napabob
    We are located in Va Beach Va...a little way from the rest of the west coast spectra owners. I had a question about the horse power rating on the 460. Is it only 330 hp or was there more then one engine option??
    aj
    There is also a Harman built 460 Ford 360 HP
    http://www.harmanmarine.com/newsite/Library/pp/06.pdf

  7. #7
    Squirtin Thunder
    Bob,
    That is totally Cool !!!
    How do you always find this stuff???
    Jim

  8. #8
    AJR1978
    Quick question, if i get the serial #'s off the engine would there be anyway to find out the exact specs, the motor looks modified.
    aj

  9. #9
    Senior Member
    Join Date
    Apr 2010
    Posts
    2,920
    A quick and easy way would probably be to pull the valve covers off it. If it has stamped steel, pedestal mounted, fulcrum type rockers, (like the picture below) then it's gonna be real close to stock. You can't run any kind of substantial cam on the 460 without modifying/upgrading the valve train to an adjustable rocker setup.
    Provided it still has the non-adjustable stamped steel rockers, it'll most likely be stock, or very near to it.
    http://www.jetheaven.us/photopost/da...ocker_crop.jpg

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