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  #1  
Old 04-06-2010, 07:43 PM
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Default trailer question......

Does boat balance on trailer effect gas milage?? I need to put some new supports on and may move boat on trailer back a few inches. I have a lot of toungue weight right now, and get 9mpg towing.......think it'll help?
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Old 04-06-2010, 07:57 PM
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can't hurt.........
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Old 04-06-2010, 08:03 PM
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Or get a higher trailer hitch. I had that problem with my trailer.
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Old 04-06-2010, 08:22 PM
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Quote:
Originally Posted by Dink View Post
Does boat balance on trailer effect gas milage?? I need to put some new supports on and may move boat on trailer back a few inches. I have a lot of toungue weight right now, and get 9mpg towing.......think it'll help?
I don't know if it will effect gas mileage.

If you have Tooooooo much tongue weight, this could effect the stearing of your truck. So reducing the tongue weight may give you a better ride.

You might want to consider moving the axle(s) up some to balance the weight.
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Old 04-07-2010, 11:30 AM
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Quote:
Originally Posted by Dink View Post
Does boat balance on trailer effect gas milage??
NO, the total weight you are pulling doesn't change.

Kinda like the old adage, what weighs more, a pound of feathers or a pound of lead.
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Old 04-07-2010, 06:50 PM
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Yes but if the resictance is not evenly dispersed it could cause one of the axles to dig.
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  #7  
Old 04-07-2010, 07:11 PM
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Originally Posted by JDd View Post
NO, the total weight you are pulling doesn't change.

Kinda like the old adage, what weighs more, a pound of feathers or a pound of lead.
Sorry, but that is definitely not true. I cut grass part time, and for 2 years I would pull my mower to the front of my trailer when going to and from my jobs. Well every time I loaded up and drove to baton rouge to mow these town homes I would burn a 1/4 of a tank and its not a far trip. One day I decided to park over the tires(only moving the mower back about 18-24", its an 8ft trailer) I noticed a drastic difference. I went all the way to baton rouge and back + another 15 miles and burned maybe 1/8 of a tank. Now it is a V6 toyota but still it did make a big difference
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Old 04-07-2010, 08:18 PM
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RIGHT!

You are saying you burned 1/2 as much fuel?

You got double the milage?
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Old 04-07-2010, 10:10 PM
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Originally Posted by JDd View Post
RIGHT!

You are saying you burned 1/2 as much fuel?

You got double the milage?
no not 1/2 but definitely a noticeable amount. Think about this: I want you to go take a lil trailer and load a bunch of weight towards the front and see how hard it is to move it. then move that weight over the axles where it is balanced and then see how much easier it is to pull it.

Im not saying you gonna get twice as much mpg but you will see a noticeable difference. you can watch your tach change when the load is moved. Its not the same results regardless of the load distrubution as you stated, I can assure you of that. I burned 1/8 tank after my load shift and before I was burning b/w 3/16 and 1/4(somewhere in that ballpark)
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Old 04-07-2010, 08:36 PM
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I look at it this way........I have a 2 wheel cart I use in the yard......if I put a trash can, or tools over the axle, its much easier to move than if I put it close to the handle.......now granted, I'm useing muscle to hold the load up and the truck isn't.......

Yeah, I'm no sure either way.......
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  #11  
Old 04-07-2010, 08:37 PM
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I thought you were supposed to center the weight over the axles when hauling on a trailer?
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  #12  
Old 04-07-2010, 08:44 PM
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Quote:
Originally Posted by SULPHITE View Post
I thought you were supposed to center the weight over the axles when hauling on a trailer?
Same here, I would think that the more evenly balanced the weight is, the easier it is to pull it which would lead to better gas mileage.
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  #13  
Old 04-07-2010, 08:54 PM
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If he weight is to close to the front, it'll be hard to steer. If he weight is to far to the back, the trailer will whip back and forth........mine is doing neither, just bad milage
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  #14  
Old 04-07-2010, 09:38 PM
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Buy a smaller/lighter boat.
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  #15  
Old 04-07-2010, 09:46 PM
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No chance!! I think buying a bigger truck is prolly the right way to go............I was just throwing it out there, looking for real world experiance........I'm gonna give it a go and report later..........thanks for the info Warren..........
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Old 04-07-2010, 09:48 PM
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You want some weight on the ball or the boat will not track correctly.
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  #17  
Old 04-07-2010, 09:50 PM
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Quote:
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You want some weight on the ball or the boat will not track correctly.

Man........my balls weigh enough as it is!!! wears me out lugging these things around all day!!!
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  #18  
Old 04-07-2010, 10:21 PM
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Man........my balls weigh enough as it is!!! wears me out lugging these things around all day!!!
thats why I wear a jock...
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  #19  
Old 04-07-2010, 10:51 PM
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Y'all ever watch the tractor pulls? ? That's where I'm getting the question from
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  #20  
Old 04-07-2010, 11:00 PM
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Today's sleds use a complex system of gears to move weights up to 65 000 pounds/29 000 kilograms. Upon starting, all the weights are over the sled's rear axles, to give an effective weight of the sled plus zero. As the tractor travels the course, the weights are pushed forward of the sled's axles, pushing the front of the sled into the ground, synthetically creating a gain in weight until the tractor is no longer able to overcome the force of friction.

The effectiveness for a sled to successfully stop a high-speed, fully modified pulling tractor depends greatly on where the two "leg supports" (the support posts that goes from the frame down to the skid pan, also known as the "fulcrum point") are positioned on the frame.

How does the sled work?
A To help understand how a sled works a little history of the device is sometimes necessary. In the early days of pulling people used to stand beside a skid plate in which they hitched to a tractor, horse, or whatever competitive vehicle they were competing with. People stood along the side of the track at regular marked distances from the beginning of the track to nearly the end. As the skid plate drew closer they prepared to jump on it making the skid plate harder for the vehicle to pull as it progressed down the track. Today, a sled is a weight transfer machine that works similar to the original design. It still uses a skid plate (which I will now refer to as a pan) and the machine has been built over the top the pan. A large ramp is placed over the top of the pan with most of it's length existing behind the pan. The sled has regular semi truck wheels in the back that turn as the sled is drug down the track. As the wheels turn a series of transmissions, gears and large chain pull a box full of weight up the ramp as the sled progresses down the track, thus transferring more weight off of the wheels and onto the pan, thus making the entire sled much more difficult to pull as it progresses down the track.





A Tractor pull sled weighs the same from start to finish. It doesn't GAIN weight. The weight moving forward pushes the sled into the ground. The tractor isn't pulling more weight. the weight is being transfered from a rolling force to a dragging force. The force that slows and/or stops the tractor is friction. Not weight.

Last edited by JDd; 04-07-2010 at 11:10 PM.
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