4.6L (1996-2004 Modular) Mustang Technical discussions on 1996-2004 4.6 Liter Modular Motors (2V and 4V) within.

de-stroking a 4.6

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Old 09-26-2008, 10:44 AM
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J_Rod
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Default de-stroking a 4.6

I just purchased a Kenne-bell 2.1 supercharger and I figured since I am adding power I was wondering if someone makes a kit to take our 4.6 to somewhere around a 4.0. I am going to road race my car and I figured a shorter stroke will allow me to a higher rpm, and my engine needs rebuilt anyways. I am also going to add fox lake stage 1 heads and flowtech Long tube headers. I am wanting to run 15 pounds of boost.
I am waiting for my MM panhard bar, adjustable sway bar, and torque arm. I am hoping this will help my handling issue.

I am still hunting for a used 5 or 6 speed transmission.
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Old 09-26-2008, 01:32 PM
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10inch Terror
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I have a line on some 3.35" de-stroke cranks for the 4.6 .... lemme see if I can find out when/if they are ready.
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Old 09-26-2008, 02:02 PM
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defconfire
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I really wish I had the budget right now to build up a destroked 4v.

The 10k+ redline = amazing
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Old 09-26-2008, 08:43 PM
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J_Rod
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I am building another car right now also but I excited about building up my mustang. I have to have 2 projects because I get bored with one I have another to work on...

I think everyone loves the sound of a hi-reving v8 like what they put in some ferraris
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Old 09-26-2008, 08:48 PM
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mustangman281
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Why would you destroke the engine when you have a kenne bell. You will over spin it over 6000 engine rpms.
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Old 09-26-2008, 09:31 PM
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Sxynerd
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I'd love to see the cam to match that!
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Old 09-26-2008, 10:10 PM
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Aereon
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Originally Posted by mustangman281
Why would you destroke the engine when you have a kenne bell. You will over spin it over 6000 engine rpms.
x2, although I think its at 6500 but kb's weren't built for high rev's. I'd love to see a de-stroked 4.6 with a large turbo tho. 8k+ rpms in a turbo'd 4v = drool
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Old 09-26-2008, 10:16 PM
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mustangman281
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+1 high reving turbo setup would be sick.
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Old 09-26-2008, 10:23 PM
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SVTeeshirt
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^ lol i was talking about how im gonna design a v-8 that revs to 15kRPMS with a 150mm Turbo

in IRC ofc.
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Old 09-26-2008, 10:46 PM
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Sxynerd
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Originally Posted by 10inch Terror
I have a line on some 3.35" de-stroke cranks for the 4.6 .... lemme see if I can find out when/if they are ready.
What's the benefit besides a High reving engine?
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