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cuda shaker problems aluminum heads six pack? #775874
08/17/10 02:49 PM
08/17/10 02:49 PM
Joined: Jan 2004
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Hereford, TX
goose Offline OP
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goose  Offline OP
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I have a set of pro comp heads on a 440 in a 71 cuda with an edelbrock six pack intake and demon six pack carbs. Is there any way i can get the shaker to fit right? I think the heads lift the intake up about 1" or so. Does anyone make an extra low carb adapter to drop the air cleaner down a bit? How close can the shaker safly be to the hood?

thanks


73 roadrunner, 6-71 blown 408, 727 70 challenger r/t 71 cuda
Re: cuda shaker problems aluminum heads six pack? [Re: goose] #775875
08/17/10 05:07 PM
08/17/10 05:07 PM
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West Coast, USA
jbc426 Offline
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Are you 100% sure the heads raised the stock style edelbrock aluminum intake an inch? I used aluminum Indy EZ heads with the Edelbrock aluminum intake and the stock height Holley mechanical secondary carbs. It sits up higher than stock, and fits slightly tighter under the shaker hood, but it works fine and it looks cool sticking up higher. I've seen some that were so low the openings to the scoop are almost below the trim ring line.

You will likely need to modify your base plate to get it to work with your set-up. Either that or shim your K-frame down some.

I do believe the mighty mount engine mounts i'm using raised the engine slightly higher than the stock mounts though.


1970 Plymouth 'Cuda #'s 440-6(block in storage)currently 493" 6 pack, Shaker, 5 speed Passon, 4.10's
1968 Plymouth Barracuda Convertible 408 Magnum EFI with 4 speed automatic overdrive, 3800 stall lock-up converter and 4.30's (closest thing to an automatic 5 speed going)
Re: cuda shaker problems aluminum heads six pack? [Re: jbc426] #775876
08/18/10 02:53 PM
08/18/10 02:53 PM
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Posts: 113
Hereford, TX
goose Offline OP
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Mine fits real close to yours, (thanks for the picture) the front bottom of the bubble rubs on the bottom of the hood right before i latch it. If i push down on it it latches. How tight can the seal be against the hood?


73 roadrunner, 6-71 blown 408, 727 70 challenger r/t 71 cuda
Re: cuda shaker problems aluminum heads six pack? [Re: goose] #775877
08/19/10 08:31 PM
08/19/10 08:31 PM
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Posts: 7,196
Harrisburg, Pa.
screamindriver Online content
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That's too close...You can't have the bubble touching the hood anywhere...You need a few inches of clearance because the engine will rock on the launch and something's got to give...That would be the seal on a normally clearanced set-up..I've seen some modded shakers lift the hood on the launch...I've seen broken hood trim rings and bent components...Imagine a broken air cleaner stud...Where do you suppose the pieces would go??? ...Do your homework and plan carefully..The six pack is especially tough because the air cleaner lid is already close to the air door...So you have to watch with the drop base and you may end up with a gutted bubble to make it work...

Re: cuda shaker problems aluminum heads six pack? [Re: goose] #775878
08/19/10 08:58 PM
08/19/10 08:58 PM
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jbc426 Offline
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Mine's about as close as you can get without anything rubbing when it shakes. I've done some test burnouts and the Mighty Mounts keep it from hitting the hoodring etc. when the engine torques over.

I've heard some people shim their K-members down up to 1/2 an inch.

Re: cuda shaker problems aluminum heads six pack? [Re: jbc426] #775879
08/22/10 03:43 PM
08/22/10 03:43 PM
Joined: Jan 2004
Posts: 113
Hereford, TX
goose Offline OP
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do you have a picture of just the air cleaner? The back of my air cleaner is about even with the back of the hood without the trim ring on it and the front of the air cleaner sticks above the hood about 3/4 of an inch? thanks


73 roadrunner, 6-71 blown 408, 727 70 challenger r/t 71 cuda
Re: cuda shaker problems aluminum heads six pack? [Re: goose] #775880
08/22/10 07:22 PM
08/22/10 07:22 PM
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jbc426 Offline
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I'm not sure if you can see what you need from this picture, but from what you are describing, you're going to need to get things lower either by shimming your K-member and/or modifying your air filter so the bubble sits lower.


1970 Plymouth 'Cuda #'s 440-6(block in storage)currently 493" 6 pack, Shaker, 5 speed Passon, 4.10's
1968 Plymouth Barracuda Convertible 408 Magnum EFI with 4 speed automatic overdrive, 3800 stall lock-up converter and 4.30's (closest thing to an automatic 5 speed going)
Re: cuda shaker problems aluminum heads six pack? [Re: jbc426] #775881
08/22/10 07:23 PM
08/22/10 07:23 PM
Joined: Mar 2007
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West Coast, USA
jbc426 Offline
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jbc426  Offline
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Another angle.


1970 Plymouth 'Cuda #'s 440-6(block in storage)currently 493" 6 pack, Shaker, 5 speed Passon, 4.10's
1968 Plymouth Barracuda Convertible 408 Magnum EFI with 4 speed automatic overdrive, 3800 stall lock-up converter and 4.30's (closest thing to an automatic 5 speed going)
Re: cuda shaker problems aluminum heads six pack? [Re: jbc426] #775882
08/22/10 07:24 PM
08/22/10 07:24 PM
Joined: Mar 2007
Posts: 3,277
West Coast, USA
jbc426 Offline
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...and another.


1970 Plymouth 'Cuda #'s 440-6(block in storage)currently 493" 6 pack, Shaker, 5 speed Passon, 4.10's
1968 Plymouth Barracuda Convertible 408 Magnum EFI with 4 speed automatic overdrive, 3800 stall lock-up converter and 4.30's (closest thing to an automatic 5 speed going)






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