Shaftmasters 3.5" Driveshaft Install, Review, Track test!!!
I have heard before and again in this thread to check the pinion angle after installing the driveshaft. This may be a really dumb question but how does changing the driveshaft effect the pinion angle? With all other things remaining constant how does the angle change? The angle of the propeller shaft on the transmission doesn't change and the angle of the axle pinion shaft doesn't change. So unless Ford no longer determines pinion angle as that angle between a line through the center of the pinion shaft and a line through the center of the propeller shaft I can't see how the pinion angle would change. Even if the procedure now measures the angle of the front flange to the rear flange it's all the same as the flanges are perpendicular to the propeller and pinion shafts, a little geometry can go a long ways. 
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Semper Fi

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BSemper Fi
I have the 4" Shaftmasters, you will be very pleased with how your 3.5 changes the car! I found that the car was a little quicker at the track after putting the Shaftmasters on, and the vibration was gone on the highway.
IT'S HERE!!!!!!!!!
Packaging (Good thing it was Double boxed by Shaftmasters. )



Everything looks good no dents or damage of any sort.







According to my scale the DS weighs 16.6lbs.



Question for Shaftmasters:
What's this?
I'm sure it belongs just wondering what it is.

As of now it looks like install is set for next weekend at TacoBill's.
Packaging (Good thing it was Double boxed by Shaftmasters. )



Everything looks good no dents or damage of any sort.







According to my scale the DS weighs 16.6lbs.



Question for Shaftmasters:
What's this?
I'm sure it belongs just wondering what it is.

As of now it looks like install is set for next weekend at TacoBill's.
I am tuning in as well. This product could very well be on my list in the future...
Also, can anyone compare this product to those offered by the Driveshaft Shop (you can PM me if you are worried about thread hijack)?
Also, can anyone compare this product to those offered by the Driveshaft Shop (you can PM me if you are worried about thread hijack)?
shaftmasters review
For those of you who are following this thread I thought that this thread may be of interest to you. It is from our most recent satisfied customer.
http://www.mustangcollective.com/sho...t=shaftmasters
http://www.mustangcollective.com/sho...t=shaftmasters
Robert
In short, the answer is no. However, you will run into problems if you go with the BMR front loop; makes contact on the 1-3-5 shifts.
A shim will need to be fabricated to eliminate this riding condition (see my Coast thread).
Not always. My BMR loop fits fine with the MGW at 10 turns. The top of the loop is exactly underneath the rear mount of the shifter. BMR is aware that people are having some issues with clearances and are looking into it. May not be the loop at all and just tollarences with the cars, i.e., tranny cross member being a few mm towards the front or rear.
Also, many folks have used shims, but either make one or have one made that is like a block with thickness to fit your need. Drill two holes and get longer bolts. I would not put washers behind the mount to move the loop back. I believe this would greatly diminish the integrity of the loop and that would not be pretty if the shaft drops.
Also, many folks have used shims, but either make one or have one made that is like a block with thickness to fit your need. Drill two holes and get longer bolts. I would not put washers behind the mount to move the loop back. I believe this would greatly diminish the integrity of the loop and that would not be pretty if the shaft drops.
Shaftmaster DS is in!!!
Install went down yesterday afternoon at TB's. Install took us a 4-5 hours as we ran into some complications. None of which are the fault of shaftmasters.
Problem 1
Stock DS was very rusted and made it pain to get it off. Problem with solved with a little PB and a rubber mallet.
Problem 2
The Shaftmaster adapter plate requires 8mm hex socket. Had to run to Sears and pick one up.
Problem 3
My ebrake wasn't working. This was from a bad reinstall of the ebrake after my LCA install a few weeks ago.
So with that said the install should take about 2 hours and some change.
After the install I took it out for a spin to TB's proving grounds where I got the car up to 120mph vibration free. Additionally I drove it down from LA to San Diego last night. If I hadn't installed it myself I'd believe it was the stock one.
As far as performance goes the difference is amazing. The rpms's pick up so much faster. Accelration feels faster and smoother. I'm more than satisfied with all aspects of the DS and the level of customer service I recieved from Shaftmasters.
DS clearance- No clearance problems to report. More than inch clearance even next to the infamous "ebrake bracket". FYI- I have Steeda ultralite springs, auto tranny.
Weight difference-
After removing returning home today I weighed the stock DS and it came in at 38.8lbs while the Shaftmaster 3.5" aluminum shaft weighed in at 16.6lbs. That's a 22lb weight difference.
Track times-
Went to the track Friday night. Problem I ran into is that because of my 4.10 gears and the cold weather I wasn't able to get any traction. All my runs started with fishtailing which required me to left off the gas in order to avoid the wall. So because of that all my times were between 10-13 secs. FYI-It's a 1/8 mile track.
So because of this I will not be able to provide an accurate difference before and after the ds install. What I can say though is that the DS definiatly registers in the butt-o-meter.
Write-up should be up late tomorrow.
Here's some pics while you wait for the write-up






Stock DS and Shaftmater DS on scale.

Install went down yesterday afternoon at TB's. Install took us a 4-5 hours as we ran into some complications. None of which are the fault of shaftmasters.
Problem 1
Stock DS was very rusted and made it pain to get it off. Problem with solved with a little PB and a rubber mallet.
Problem 2
The Shaftmaster adapter plate requires 8mm hex socket. Had to run to Sears and pick one up.
Problem 3
My ebrake wasn't working. This was from a bad reinstall of the ebrake after my LCA install a few weeks ago.
So with that said the install should take about 2 hours and some change.
After the install I took it out for a spin to TB's proving grounds where I got the car up to 120mph vibration free. Additionally I drove it down from LA to San Diego last night. If I hadn't installed it myself I'd believe it was the stock one.
As far as performance goes the difference is amazing. The rpms's pick up so much faster. Accelration feels faster and smoother. I'm more than satisfied with all aspects of the DS and the level of customer service I recieved from Shaftmasters.
DS clearance- No clearance problems to report. More than inch clearance even next to the infamous "ebrake bracket". FYI- I have Steeda ultralite springs, auto tranny.
Weight difference-
After removing returning home today I weighed the stock DS and it came in at 38.8lbs while the Shaftmaster 3.5" aluminum shaft weighed in at 16.6lbs. That's a 22lb weight difference.
Track times-
Went to the track Friday night. Problem I ran into is that because of my 4.10 gears and the cold weather I wasn't able to get any traction. All my runs started with fishtailing which required me to left off the gas in order to avoid the wall. So because of that all my times were between 10-13 secs. FYI-It's a 1/8 mile track.
So because of this I will not be able to provide an accurate difference before and after the ds install. What I can say though is that the DS definiatly registers in the butt-o-meter.Write-up should be up late tomorrow.
Here's some pics while you wait for the write-up






Stock DS and Shaftmater DS on scale.





