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building blower manifold Questions

Discussion in 'The Hokey Ass Message Board' started by bigalow1, Nov 12, 2011.

  1. bigalow1
    Joined: Feb 17, 2008
    Posts: 105

    bigalow1
    Member
    from 496 C.I.

    $(KGrHqUOKiUE5hKZ6MP3BOe6DRNoKQ~~60_12.jpg

    DSCI1477.JPG I am attempting to put a Weind 177 blower on a 440 Mopar.(Weind does not make a manifold for a BB Mopar)
    I have a dual quad intake single plane manifold. I am going to mill it out between the carb bases for a single plenum.

    Question: Does the blower have to be in the exact center of the intake runners and how critical is this alignment? For pulley alignment the blower will be 2 inches forward of the manifold centerline.

    The blower would be almost perfectly centered on the manifold if I ran an electric water pump. Then i could use this Serpetine belt for the Blower.
    Is an electric water pump any good for long trips?
     
  2. Rusty O'Toole
    Joined: Sep 17, 2006
    Posts: 9,719

    Rusty O'Toole
    Member

    Intake manifolds typically slope down to the front to compensate for the way the motor sits at an angle. So you need to get the top of the manifold machined straight.

    After that make a plate that will bolt onto the manifold to take the blower.

    Alignment of holes is not critical. The air will be under pressure and it will find its way into the motor.
     
  3. Could mill a wedged in profile adapter to bolt to the manifold and the blower built to it.
    The main alignment issue is the snout/rotor center line perfectly parallel to the crank center line.
     
  4. bigalow1
    Joined: Feb 17, 2008
    Posts: 105

    bigalow1
    Member
    from 496 C.I.

    <HR style="BACKGROUND-COLOR: #e5e5e5; COLOR: #e5e5e5" SIZE=1> <!-- / icon and title --><!-- message -->
    Intake manifolds typically slope down

    Good stuff ---Food for thought????
    I am going to Weld the plate to the manifold.
    First i can bolt the blower to the plate, then bolt the manifold to the engine.
    I can set the blower and plate on the manifold and get the pulley alignment perfect, tack weld it and then remove the blower from the plate and weld the plate to the manifold-right????????If the gap in the front is not to large i can fill in with Weld.
    Or as" 31 Vicky" suggests Mill a wedged plate. I can't mess up the angle of the wedge though---tricky it has to be perfect or the belt will come off all the time-I not sure of my Skills on this???? HMMM?
     
    Last edited: Nov 12, 2011
  5. Kenneth S
    Joined: Dec 15, 2007
    Posts: 1,526

    Kenneth S
    Member

    You could also get a piece of 3/4" aluminum plate to adapt the blower on to a single 4bbl intake (after milling the top of the intake parallel to the crankshaft).
    [​IMG]
     
  6. 69fury
    Joined: Feb 24, 2009
    Posts: 1,633

    69fury
    Member

    I know it's not the tiniest huffer they made, but isn't 177 still on the puny side for a 440.

    - I'd think you'll have to settle for only a few psi or spin the wee out of it to get alot of hot air.

    Might be wise to run a 6-71 or even underdrive an 8-71

    rick
     

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