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the reasoning behind a 429 crank in a 460?

Discussion in 'The Hokey Ass Message Board' started by johnny cash truck, Mar 20, 2006.

  1. johnny cash truck
    Joined: Feb 22, 2006
    Posts: 7

    johnny cash truck
    Member

    i'm in the process of a tear down on what i believe to be a 1972 lincoln 460, the block is stamped 460 behind the fuel pump and the heads and timing cover are stamped d2ve, i have since taken the parts to the local engine shop and found out that a 429 crank casting #4ua and ground .010, was installed , could anyone please tell me what would be the reasoning behind this? better performance? any help would be really great:confused:
     
  2. Maybe the guy had a good 429 assembly and put it in the block. They have the same bore. I don't remember any of the corresponding numbers to decipher what you have. The 429 and the 460 ran very similar. The 460 had more bottom end. You need to make sure it has the early (1972) timing gear on the crank. The ones after 76 or so have the cam retarded several degrees.
     
  3. Get some different heads also, the D2ve are the worst of the bunch, try to find some D0VE or atleast D3ve, and the 429 timing gear thing is huge, makes way more power. Just advances the valve timing a bit
     
  4. willowbilly3
    Joined: Jun 18, 2004
    Posts: 4,356

    willowbilly3
    Member Emeritus
    from Sturgis

    The 429 is way under square and should be a good revver. I am running one but it is only in mockup now. I think the stroke is like 3.59 if I remember right. I have the D3 heads and they have about half the exhaust port consumed by some monsterous wart for the air injection rail.
     
  5. bcarlson
    Joined: Jul 21, 2005
    Posts: 935

    bcarlson
    Member

    First, let me say I have no practical experience with this motor, but I'm hoping to build one for my truck over this upcoming winter. That being said, I've been reading about them. If I remember correctly, the 1968-1972 heads were listed as some of the better flowing stock 460 heads in a recent Car Craft article... I could be wrong though, but it'd be worth checking into before trashing the heads, or paying for new ones... :)

    Just my $.02

    Ben
     
  6. willowbilly3
    Joined: Jun 18, 2004
    Posts: 4,356

    willowbilly3
    Member Emeritus
    from Sturgis

    I am kind of new to the 385s too but I keep hearing the D0VE heads are best but then I have heard the C9 ones are just as good. I imagine either ones will need hard seats installed.
     
  7. johnny cash truck
    Joined: Feb 22, 2006
    Posts: 7

    johnny cash truck
    Member

    really appreciate the help, and took the advice about those prone to combustion ,72 heads, i picked up a set of d3ve's, really clean and seem to be in really good shape, any opinions on the pete jackson noisy timing gear set, i bought the set but have yet to install it i hope the work good and perform , for the price of them ,i really hope the perform,
     
  8. Noisey gear drives quiet down after a few thousand miles so You might want to keep that in mind. I'm not a fan of Pete Jackson drives because of the way they push up on the cam if you have increased valve spring pressure. I used a different brand that Summit sells but I can't remember the name of it. Sorry, becoming senile isn't good.
     
  9. Rand Man
    Joined: Aug 23, 2004
    Posts: 5,211

    Rand Man
    Member

    This is some good info.
     
  10. tristansdaz
    Joined: Jan 8, 2006
    Posts: 24

    tristansdaz
    Member

    Use the C8VE, C9VE or the D0VE heads if possible. They have the fully adjustable valvetrain from the factory. These heads originally came on the 1968 to 1970 Lincolns with 460s and 1968 to 1970 TBirds with the 429s. It's easy to put hardened valve seats in the ones that don't have them and they flow quite well. A good gasket porting and polishing will go a long way as well.
     

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