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Hot Rods Strange Ford 390 mounts

Discussion in 'The Hokey Ass Message Board' started by Fordelenquent, Apr 24, 2016.

  1. Fordelenquent
    Joined: Apr 1, 2016
    Posts: 8

    Fordelenquent
    Member
    from Nashville

    Hi everybody. I'M new here but I've spent weeks reading the old posts.
    I'm installing a 66 390 in a 64 GalaxieXL in place of the 352. 've read all the posts about pre 65 and 2 bolt heads. Both engines have 2 bolt mounts. The bolt holes In the 66 are much farther apart than the 64's. The heads & block are C6ae. should I just use the mounts from the '66 ? Thanks for any advice.
     
  2. Jalopy Joker
    Joined: Sep 3, 2006
    Posts: 34,101

    Jalopy Joker
    Member

    might look at the difference in motor mounts at a site like cgfordparts.com and fordification.com tech info
     
  3. Marty Strode
    Joined: Apr 28, 2011
    Posts: 9,711

    Marty Strode
    Member

    I seem to remember the bolt spread is not only wider, but in a different location front to rear. The remedy was to use a 1/4" steel adapter plate with both patterns between the mount and the block, and use the '64 mounts.
     
  4. Fordelenquent
    Joined: Apr 1, 2016
    Posts: 8

    Fordelenquent
    Member
    from Nashville

    After looking again, I can see that the block casting number is C6ME.
    I'm not sure what it is? The heads are C6AE? Not sure if these 2 engines are compatable. Or if this engine is even any good for a swap. I'm totaly lost. Thanks for the help.
     
  5. R Pope
    Joined: Jan 23, 2006
    Posts: 3,309

    R Pope
    Member

    A 390 is a 390, all are "good for a swap" but the mount thing can slow you down. The adapter plate mentioned is the way to go, after that the installation is a walk in the park.
     
  6. beginning in 1965 all the FE,s that I ever seen had 4 bosses on the side of the block for engine mounts? Ive bolted 56 mounts (reversed) to a 69 Fe and installed the engine in a 56 ford. Pictures might help?
     
  7. Fordelenquent
    Joined: Apr 1, 2016
    Posts: 8

    Fordelenquent
    Member
    from Nashville

    Everything I read talks about the fe going to a 3 bolt motor mount in 1965 but nothing about a larger 2 bolt design.
     
  8. Fordelenquent
    Joined: Apr 1, 2016
    Posts: 8

    Fordelenquent
    Member
    from Nashville

     
  9. Fordelenquent
    Joined: Apr 1, 2016
    Posts: 8

    Fordelenquent
    Member
    from Nashville

  10. Fordelenquent
    Joined: Apr 1, 2016
    Posts: 8

    Fordelenquent
    Member
    from Nashville

    At this point I have read a couple dozen posts and a 66 should have at least 3 motor mount bolts. This one has 2 and they are set much farther foreward in the block. Thanks.
     

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  11. Fordelenquent
    Joined: Apr 1, 2016
    Posts: 8

    Fordelenquent
    Member
    from Nashville

    Thanks for all the help. It is definitely appreciated.
     
  12. c6me is a 1966 mercury block ,as stated above a 390 is a 390 and interchangable
     
  13. farmalldan
    Joined: Sep 4, 2009
    Posts: 141

    farmalldan
    Member
    from Duncan, OK

    Not exactly true. '61-'63 Fords had 2 motor mount holes approximately centered above and below the freeze plug. In '64 and later, the motor mount holes were moved approximately 6" forward. However, the earlier mount holes were retained. Thus, you can install the post '64 motors in the pre '64 vehicles. However, to install the pre '64 motors in the post '64 vehicles requires some sort of adapter as was mentioned above. I tried the flat plate route with my 63-1/2 427 in my 65 pick-up. When I eventually removed the engine, I found that the plates had bent and the front edge was resting against the block. Didn't seem to cause any problems, but not satisfactory in my opinion. Maybe thicker plate or some type of spacer at the front.
     
  14. V8 Bob
    Joined: Feb 6, 2007
    Posts: 3,171

    V8 Bob
    ALLIANCE MEMBER

    Some '64s retained the two-bolt mounts, including a 390 and 427 Galaxie I owned.
     
  15. A C6me block could be any number of motors; Fordification lists that number for everything from 330 HD truck to a early 428, although most applications seem to be truck. FE casting numbers are notoriously unreliable.... I have seen FEs with an 'adaptor plate' between the block and the mount, IIRC the 428 SJC used this type of mount (and those plates are now rare bits). I'm sure the right mounts exists for this, you just don't have them.

    Try calling Crites Restorations (740-983-4777 or 740-983-2273), they specialize in this stuff.
     
  16. C4ME is a 1964 mercury motor
    c4ae is a 1964 ford motor
    c4se is a 1964 thunder bird motor all will use an ae ford block but any t bird specific parts will have the SE suffix eg
    intake and motor mounts
    c4te is 1964 truck which akso will use an AE OR ME block with specific truck parts being mark TE
    The only way to tell which cubic inch is to measure the bore and stroke ,
     
  17. Like I stated earlier the 65 and newer blocks all have 4 bosses for the engine mounts. The rear most two near the core plug will accept the earlier mounts. The block pictured has those four bosses. quit being lazy and get a wire brush and clean the crud off and you will find them. I can see them in the picture. You wont catch me out on the FE engines. ive been using them for 50 years. I just looked at a half dozen a few minutes ago. and the 65 and newer ones all had 4 FOUR provisons for the engine mount bolts
     
  18. The mount may have been attached by only three bolts. However there are 4 bosses for engine mount bolts cast into a 65 and newer block.
     
  19. Are you blind. I can see 4 in the picture? just adjacent to the freeze plug.
     
  20. Fordelenquent
    Joined: Apr 1, 2016
    Posts: 8

    Fordelenquent
    Member
    from Nashville

    Everyone is right here, and wrong. Except me. I'm all b***-ackwards. got home tonight, cleaned the block and low and behold the original holes were right there. So (drum roll please) the original pre-65 mounts bolt up to the newer blocks perfectly. just ignore the front 2 holes. The adaptor plate works for visa-versa. Old Wolf is right. I WAS being lazy. Thanks.
     
  21. Even a blind hog finds a acorn every now and then. So (and this done happen very often) I get to say I told you so! Way back in the early 60,s I swapped the boat anchor Y block in a 56 car for 59 352 FE .And in 66 my dad bought a new ford galaxie with a 428 FE. And The sneaky little urchin I was I checked to see if maybe I could find him not looking & swap my 352 for his 428. Different engine mounts! No luck.
     

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