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Equa-Loc vs Traction lock, differences?

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Old May 18, 2011 | 02:59 PM
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Equa-Loc vs Traction lock, differences?

I was talking with a rep from drivetrain.com about my 8.8 differential, and wanted to know about whether a couple different R&P sets from some older 8.8s would work.<br /><br />So apparently for these years/vehicles:<br /><br />83-86 Bronco<br />Ford F100, F150 Pickup '83-86 <br /><br />The 2.47:1 was available, and on the web site I even saw reference to something completely foreign to me: a 2:26:1 ratio set.<br /><br />Anyone tried the 2.47:1 swapout, or heard about the other?
 
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Old May 18, 2011 | 03:32 PM
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I have never heard of those ratios for a Ford 8.8. Even if they were common at one time, I haven't seen anyone advertise them. What are you trying to use it in?

Go with a Traction Lok. Tried and true.
 
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Old May 18, 2011 | 03:44 PM
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Originally Posted by 94MustangGT
Go with a Traction Lok. Tried and true.
I had seen one comment that the Traction Lok had more plates / was beefier than the Equa-Loc, but I'm only interested in whether the ring & pinion will transfer. The sales rep said they'd drop in, but had to check to see if he even had them. It would be going in my current 1996 8.8", tag S842M, vs the other of S800A.
 
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Old May 18, 2011 | 03:47 PM
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So you are reusing the T-Lok already in the '96? In that case, any 8.8 ring should transfer..

Why such a high ratio, if you don't mind me asking, and what gears is in it now?
 
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Old May 18, 2011 | 04:31 PM
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Originally Posted by 94MustangGT
Why such a high ratio, if you don't mind me asking, and what gears is in it now?
After searching some more I'm pretty sure that 2.26 for the 8.8 is just a web error.<br /><br />The only references for that ratio I could come up with on a Ford was for passenger cars with 7.5" and 8.5" rear ends.<br /><br />I'm looking at the 2.47 for the INSANE MPG project I'm working on. <br /><br />The 2.73:1 I have can just barely hold on in OD on anything like a significant grade even empty, and even if there were a 2.26, you'd only be able to maintain highway speed on level ground with no headwinds!
 
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Old May 18, 2011 | 06:44 PM
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Wouldn't 2.47's make 5th gear unusable?
 
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Old May 18, 2011 | 07:31 PM
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Originally Posted by 94MustangGT
Wouldn't 2.47's make 5th gear unusable?
i guess youd have to be going like 80 to use 5th
 
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Old May 18, 2011 | 10:04 PM
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Talk to Argo....He is in the crazy mpg game too...And he's usin' a 4speed...
 
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Old May 19, 2011 | 08:10 AM
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Originally Posted by 94MustangGT
Wouldn't 2.47's make 5th gear unusable?
Everything below 3.55 makes overdrive unusable with a 5.0 though the smaller trucks(2wd reg cab) may just handle 3.31 with the 5-speed since OD isn't as deep as it is with the autos. This is assuming relatively stock sized tires and normal(varied) terrain and weather of course not some magical land where the roads are flat in all directons and there is never any wind.
 
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Old May 19, 2011 | 10:31 AM
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Originally Posted by Conanski
Everything below 3.55 makes overdrive unusable with a 5.0 though the smaller trucks(2wd reg cab) may just handle 3.31 with the 5-speed since OD isn't as deep as it is with the autos. This is assuming relatively stock sized tires and normal(varied) terrain and weather of course not some magical land where the roads are flat in all directons and there is never any wind.
That really depends on the speed you drive, the terrain you're covering, and the overall condition of the engine (and the rest of the truck). I realize it may not be commonplace, but I run 3.31's with 33" tires on my '95 5.0L. I'm on the highway for about 80 miles every day, and cruising along at ~2000 rpm at 80 MPH nets me 15-16 MPG, which I consider pretty decent for a 5500lb truck shaped like a brick. The truck has no trouble holding OD unless I reach a steep grade or really lay into the throttle.
 
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Old May 19, 2011 | 02:54 PM
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Originally Posted by White Max
I run 3.42's with 33" tires on my '95 5.0L. I'm on the highway for about 80 miles every day, and cruising along at ~2000 rpm at 80 MPH nets me 15-16 MPG, which I consider pretty decent for a 5500lb truck shaped like a brick.
I agree! Did you reprogram the PSOM after any differential gear / tire size changes?
 
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Old May 19, 2011 | 03:29 PM
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Originally Posted by lasitter
I agree! Did you reprogram the PSOM after any differential gear / tire size changes?
Yep, I did. The speedo/odo is accurate.
 
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Old May 19, 2011 | 09:12 PM
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Originally Posted by White Max
I run 3.42's
Really? That is not a stock ratio so what made you pick it and where did you get it?
 
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Old May 20, 2011 | 07:44 AM
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Originally Posted by Conanski
Really? That is not a stock ratio so what made you pick it and where did you get it?
My imagination.... You're right, I'm running 3.31's. For some reason I had 3.42's on the brain yesterday when I typed that.
 
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