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-   -   Swap out my 3.55's with 3.73's? (https://www.f150online.com/forums/v8-engines/303114-swap-out-my-3-55s-3-73s.html)

05'ThumpinSTX Oct 1, 2007 12:28 AM

Swap out my 3.55's with 3.73's?
 
I have a 4.6 with 3.55 Gears. I really want to have some more torque, especially because I am getting 33" Mud tires. Has anyone swapped out their 3.55 gears with 3.73 gears? Is it a big torque difference? How is your gas mileage? How much does this cost? I dont know much about gear ratio's so any help and idea's would be much appreciated! Thanks

SKRWZ Oct 1, 2007 12:31 AM

I would go at least 4:10 the differnce between 3:55 and 3:73 wouldnt be worth the cost

Black Truck Oct 1, 2007 05:45 PM

I've been considering going from 3.55 to 4.10 for some time. Just need to research it more. For the time and cost, I wouldn't think just going to a 3.73 would make much difference from other comments I've read on this site.

dewalt17 Oct 1, 2007 05:50 PM

Yea for the money spent 4.10's are the way to go. And with 33's they will make a perfect match.

bricelittle Oct 1, 2007 07:27 PM

at least you dont have a 2.73 ya thats right and with 31" tires

dewalt17 Oct 1, 2007 08:08 PM

Try having 35's with 3.31's. Let me tell ya it sucked. :eek:

bricelittle Oct 1, 2007 08:13 PM

do ya still got the 3.31 in stock wanna sell:D

dewalt17 Oct 1, 2007 08:22 PM

I dunno if I still have them or not. Will have to check the garage.

bricelittle Oct 1, 2007 08:25 PM

thanx

dewalt17 Oct 3, 2007 12:36 AM

Hey brice wanted to let ya know that I found those gears. :thumbsup: I have both the 8.8 rear and 8.8 reverse (front) gears.

bricelittle Oct 3, 2007 12:41 AM

i dont know if i got 8.8's tho how do i tell :confused: :help:
how much ya want and your in IL and i am in CA
how much is shippin do ya know :coffee:


brice:beers:

dewalt17 Oct 3, 2007 12:49 AM


Originally Posted by bricelittle
i dont know if i got 8.8's tho how do i tell :confused: :help:
how much ya want and your in IL and i am in CA
how much is shippin do ya know :coffee:


brice:beers:

Maybe someone on here that has more knowledge of the older model trucks can help you on that because I am not sure. As far as price/shipping goes, shoot me an PM and we can discuss that there.

bricelittle Oct 3, 2007 12:51 AM


Originally Posted by dewalt17
Maybe someone on here that has more knowledge of the older model trucks can help you on that because I am not sure. As far as price/shipping goes, shoot me an PM and we can discuss that there.

PM????

dewalt17 Oct 3, 2007 12:52 AM


Originally Posted by bricelittle
PM????


Private message. Just go over to my name and a drop down menu will show.


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