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Old Jul 21, 2011 | 01:26 PM
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Default Someone must have done this

I know I am in in the C3 section, because C1-C2 guys would never do this... Why can't I take this blower and mount it to my regular edelbrock intake, by way of a custom adapter(I'm a machinist) then make another adapter and put the carb on top???????????

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Old Jul 21, 2011 | 02:28 PM
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What kind of guys do you think are in C3- you may not find anyone that will even talk about it.

Just kiddin.

It looks small, what size c.i. is it & what is it off incl. engine c.i?
What size engine & C/R is in your C1?
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Old Jul 21, 2011 | 02:44 PM
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Yeah you could do it!

My only thought would be how are you gonna see over your new hood? Just kiddin', (you could always drive with yer head out the window!)
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Old Jul 21, 2011 | 03:25 PM
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Originally Posted by tonyv123
Yeah you could do it!

My only thought would be how are you gonna see over your new hood? Just kiddin', (you could always drive with yer head out the window!)
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Old Jul 21, 2011 | 03:29 PM
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That looks like an Eaton twin screw. It's designed for fuel injection but as a machinist I guess you could make it fit whatever you wanted it to. Would it be practical? Hard to say.
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Old Jul 21, 2011 | 04:21 PM
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Originally Posted by INMYBLOOD
I know I am in in the C3 section, because C1-C2 guys would never do this... Why can't I take this blower and mount it to my regular edelbrock intake, by way of a custom adapter(I'm a machinist) then make another adapter and put the carb on top???????????

It looks just like the stock blower that they remove in this article:

http://www.automedia.com/Twin-Screw_...ht20030101tl/1

I am envisioning a 3x2 barrel setup, mounted transversely over that big oval hole in the top, wadda ya think?


Scott
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Old Jul 21, 2011 | 04:46 PM
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Originally Posted by INMYBLOOD
I know I am in in the C3 section, because C1-C2 guys would never do this... Why can't I take this blower and mount it to my regular edelbrock intake, by way of a custom adapter(I'm a machinist) then make another adapter and put the carb on top???????????
They make ones to mount on an sbc...
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Old Jul 21, 2011 | 05:06 PM
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Verify the rotation direction, the F150 has a serp belt, and they often times spin opposite from what we're used to. Hate to see it spit fuel out the top of the carb (weeeeeeeeeeeell, I probably would chuckle a little...)
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Old Jul 21, 2011 | 05:26 PM
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From: Oxford MA-----You just lost the game!!!!
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Originally Posted by centralcalvette
Verify the rotation direction, the F150 has a serp belt, and they often times spin opposite from what we're used to. Hate to see it spit fuel out the top of the carb (weeeeeeeeeeeell, I probably would chuckle a little...)
I have actually seen that! Years ago, my brother and I rebuilt a 400 Pontiac (He pretty much did it, I mostly just watched ) Setup the timing marks on the crank and cam gears like a SBC......heh, heh, doesn't work on a pontiac.......cranking it over with the starter,it was sucking air in thru the exhaust system and blowing it out thru the carb!! Lotta head-scratching till we figured that one out, I'll tell ya!!!

Scott
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Old Jul 21, 2011 | 05:34 PM
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Originally Posted by scottyp99
It looks just like the stock blower that they remove in this article:

http://www.automedia.com/Twin-Screw_...ht20030101tl/1

I am envisioning a 3x2 barrel setup, mounted transversely over that big oval hole in the top, wadda ya think?


Scott
That is exactly what it is from a Lightning, it's a MP112. Now I'm not looking to set boost records, just gain torque. As far as height, It's thinner than a carb so I figure it will not really be that high out of the hood. I though about the rotation and don't really know but I almost assume they all work in the same direction.
Yes Edelbrock and Magnuson make kits for about 2600. These blowers are usually under 600.

Do you see any reason it would not work???
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Old Jul 21, 2011 | 05:37 PM
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From: The problem is all inside your head she said to me.
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Originally Posted by Ganey
What kind of guys do you think are in C3- you may not find anyone that will even talk about it.

Just kiddin.

It looks small, what size c.i. is it & what is it off incl. engine c.i?
What size engine & C/R is in your C1?


It's from a 5.4L I have a 355, but wonder if my static C/R is too high. I don't think they make more than a few pounds of boost. I could put thicker head gaskets in. I have .013" steel shim gaskets now.
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Old Jul 21, 2011 | 05:45 PM
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From: Oxford MA-----You just lost the game!!!!
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Originally Posted by INMYBLOOD
That is exactly what it is from a Lightning, it's a MP112. Now I'm not looking to set boost records, just gain torque. As far as height, It's thinner than a carb so I figure it will not really be that high out of the hood. I though about the rotation and don't really know but I almost assume they all work in the same direction.
Yes Edelbrock and Magnuson make kits for about 2600. These blowers are usually under 600.

Do you see any reason it would not work???
Well, the 3x2 setup sideways would need a throttle linkage setup that went 90* sideways, like on a tunnel ram with the carbs mounted sideways, which makes an already complicated linkage even worse, and the distributor is back there, so that might be an issue, but other than that, if you can get it sealed against the manifold, and spin it in the right direction, why wouldn't it work?

Scott
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Old Jul 21, 2011 | 05:50 PM
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From: CORVETTE 77 385 C.I. TEXAS
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I figured he was right about the sc & got some nos.
F-150 Lightning 5.4-liter about 330 C.I. 380 hp at 4,750 rpm
so it could work on a 283 to higher RPM maybe 5750 assuming relatively low C/R like maybe 9.
Small SC for a 350. What's your C/R?

Last edited by Ganey; Jul 21, 2011 at 05:59 PM. Reason: LEFT OUT 5.4L RPM
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Old Jul 21, 2011 | 05:55 PM
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From: Oxford MA-----You just lost the game!!!!
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Originally Posted by INMYBLOOD


It's from a 5.4L I have a 355, but wonder if my static C/R is too high. I don't think they make more than a few pounds of boost. I could put thicker head gaskets in. I have .013" steel shim gaskets now.
I think a longer duration cam will "bleed off" some cylinder pressure, if need be, although I am not at all familiar with the principles of cam timing with forced induction.

Scott
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Old Jul 21, 2011 | 06:00 PM
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From: The problem is all inside your head she said to me.
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No I plan just a single 4bbl. Now I have procompAL 195,64cc heads, Comp Cams 280 Hyd Roller. .525 224@.050 flat top with valve reliefs, torker II, All MSD ignition and Dist, headers

Don't know the exact compression ration, but I knew I wanted to get all I could last time I built it so I put the thin shims in. (.013) and the pistons are .025 in the hole, so I ended up with the desired quench or so they say.
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Old Jul 21, 2011 | 06:05 PM
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From: CORVETTE 77 385 C.I. TEXAS
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See Simulator at
http://www.eaton.com/EatonCom/Produc...Superchargers/
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Old Jul 21, 2011 | 06:10 PM
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From: The problem is all inside your head she said to me.
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Originally Posted by Ganey
I wish that helped, plugged in numbers I guessed at ........then at the end they want all your info
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Old Jul 21, 2011 | 06:41 PM
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From: Oxford MA-----You just lost the game!!!!
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Originally Posted by INMYBLOOD
I wish that helped, plugged in numbers I guessed at ........then at the end they want all your info

At the bottom of this page you can download a DCR calculator that works really well. The page does a pretty good job of explaining Dynamic compression ratio, too:

http://members.uia.net/pkelley2/DynamicCR.html

I've never used this one, but it has a spot to plug in boost as a variable, so give it a try:

http://www.rbracing-rsr.com/comprAdvHD.htm


Scott
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Old Jul 21, 2011 | 11:42 PM
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one thing that must be addressed is that the lighting supercharger was designed to move air only and the fuel was injected into the intake port at the head.if you put a carb on top of this thing you are then putting an air/fuel mixture through it,it probably wasn't designed to handle fuel inside of it(seals,bearings,wear bars,ect...)might want to set it up like a centrifugal supercharger and a blow through carb that way its still only moving air and not air/fuel.
you might can contact Eaton and see if fuel inside of this unit will damage it.
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Old Jul 22, 2011 | 12:21 AM
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I hate those long neck Holley or whatever that looks like it blower that get you 3 psi. Get yourself a real 671 blower

http://www.blowerdriveservice.com/
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