Products Page
Aluminum Register Centering Rings World Class T5's & Rebuild Service
Countergear Stabilizer Fuel Header Tanks Roller Spring Perches
Rear Disk Brake
65-66 Adjustable Strut Rods
T5 Fastener
Conversion Kit
Conversion Brackets
68-70 Adjustable Strut Rods
T5 Backup Lights Switch Kit
-:Aluminum Register Centering Rings:-
After completing a rear disk brake conversion like the Ultrastang Mark VII Conversion kit or several other aftermarket kits, there is a possibility of a "Less than ideal situation" that arises from using the Mark VII rotors or other Ford Rotors that have a larger center hole on the disk compared to the register hub on the axle of most stock Mustang axles. If you put on rear disks and bolt on the wheel and leave it on, it is not really a factor. But if you are the type that will be removing the rotors for other upgrades, measuring, test fitting other products or other reasons then it is possible that the rotor could be put back on and the pads not ride in the same wear area, losing maximum braking efficiency.
Most people doing conversions will need the rings if the Mk VII
rear disc conversion is done on a stock vintage 8- or 9-inch rear end, because
the hub in the center of the axle flange is smaller in diameter than the opening
in the center of the Mk VII rotor.
If you have swapped a Granada/Monarch 9-inch drum brake rear end into your early
Mustang and are doing the Mk VII conversion, then the rings would not be needed
since these rear ends have the larger diameter center hubs that match the
diameter of the Mk VII's rotors.
All Ultrastang Rear disk brake kits now come with the solution for this situation!!
The above photo depicts a rear disk brake on a mock up axle. There is a 0.34" gap between the disk and the axle hub. Even with the axle studs centering the disk, there is room for the disks to move around when the wheel is removed. Notice the gap around the wheel stud at the 9:00 position.
We have now started producing an aluminum spacer ring (With info. and assistance from valued Mark VII customers)
Here is a photo with the ring installed on the same mock-up.
This ring will ensure that the disks centers on the same wear pattern every time!!
These rings are CNC'd from high quality 6061 aluminum stock and will give you many years of Mustang service.
The costs of these two rings is $19.95 + $3.00 S & H. Texas residents are required to remit the 8.25% Sales Tax for a total of $24.84.
Previous Ultrastang customers will receive special pricing at $12.95 + $3.00 S & H. Texas residents are required to remit the 8.25% Sales Tax for a total of $17.27. Previous customers please contact us @ Sales so we can confirm your name and shipping address with our records for the discounted price.
Payment can be made by www.paypal.com to the email address of Sales@rosehillperformanceparts.com. Please state what you are ordering on the Paypal form.
OR
Print and mail this form found HERE.
-:T5 World Class Transmissions Top Loaders & Tremec:-
Several to choose from.
ALL PRICES ARE BASED ON A CASH PRICE THERE IS A 3% SURCHARGE FOR CREDIT CARD, PAYPAL OR SIMILAR FORM OF PAYMENT.
I have numerous used WC and NWC S-10 and Camaro gears in stock. Call for pricing. Transmissions do not include the shifter base but are available for $25.00.
THERE IS A $125.00 CORE CHARGE FOR ALL TRANSMISSIONS PURCHASED. PLEASE READ ACCEPTABLE CORE EXCHANGE POLICY HERE.
You may receive partial or no refund at
all if your core does not meet all of our acceptable core guidelines. RETURN
SHIPPING CHARGES are NON-REFUNDABLE.
If core is being sent in BEFORE receipt of custom unit, your core must be deemed
"acceptable" before your custom unit will ship.
Rebuilding your T5 and want to add strength to the countergear and case. This quality CNC machined piece (On the left) from A36 steel will not deflect under load from a hard launch or high speeds in 5th gear like the stock stamped steel piece (On the right)!!!
We offer a better price than any others on the market!!

Now only $50.00, Texas Residents $54.13 (Tax Included), Plus shipping.
Print and mail this Order form found HERE.
-:Fuel Header Tank:-
High quality fuel header tank supports EFI conversions with vehicles that have older, non-baffled fuel tanks. For the installation and history of this product check out the information page.
These tanks are available in several different stages. From the base tanks that has all of the mounting hardware for the tank, you drill and tap the holes for your application to fully completed tanks that are ready for bolt in. Different size pumps can be installed from the stock pump to 110 LPH, 155 LPH, 190 LPH and 255 LPH.
The Base tank requires you to drill and tap the low-pressure, high pressure, engine return line and the tank return line to meet and fit to your application. For upgraded tanks Email me with your specific need for lines and it can be built.



Kit A: Includes the 6 mounting screws for the lid to base, two nuts/bolts to mount tank to your vehicle and two rubber mounting pads that fit between the tank and the vehicle. $95.00 Includes shipping. Texas Residents add $6.89 Total: $101.89
Kit B: Includes all of the components of Kit A and will have all of the supply and return lines drilled and tapped with compression fittings. Email for pricing.
Kit C: Fully complete tank with all pumps and other components installed. Email for pricing.
Tanks can be hand polished for an additional $70.00 charge. A picture will be posted soon.

Adjustable Strut Rods for 64-66 Mustangs. Eliminates stock rubber bushings that deflect under braking. They mount directly to the vehicle with a solid mount, feature a 5/8" hiem joint with a "Seal It" seal to keep in lubrication and dirt out!!! Completely bolt in. $230.00
Adjustable Strut Rods for 68-70 Mustangs. Will work on 67 Mustangs with the later model 68+ lower control are installed.
-:T5 Transmission Fastener Conversion Kit:-
Installing a T5 into an early Mustang can have a few small issues to deal with. One is all of the fasteners needed to do the job RIGHT. The T5 uses standard and metric fasteners. We now have a fastener kit that includes: Bellhousing to Block bolts (6), Transmission mount bolts (2), speedometer bolt (1), transmission to bellhousing flanged bolts (4), inspection plate bolts (2), starter bolts (2), shifter bolts for stock shifter (4) and the body screw for the metal dust cover (1). All fasteners are brand new and have lock washers for the applicable fastener.
FastenerKit1 is $20.00 and shipping is FREE!!!
-:T5 Backup Lights Switch Kit:-
Can't find a salvage yard connector or want to buy an expensive whole harness? This connector setup will work just fine. Wires are connected together by heat shrink tube and the ends are ready for butt connectors (Included) or soldering.
Connector is $6.00, shipping is included.
Brand New Driveshaft Yokes!
Ford T-5 Yoke - 1330 Series ALSO fits Ford C-4
- AOD Transmission, Ford T10, Top Loader (3 and 4 speed),
Tremec 3550, AOD-E, 28 spline transmissions
Specifications:
1.220 stub diameter with 27/28 splines;
1.500 Ground Hub seal diameter;
5.906 Center Line of U-Joint to end of splines
Part Number 2-3-5981
U-Joint dimensions are:
Outside snap ring setup, 3-5/8" wide with 1-1/16 cap diameter!
Standard Ford U-Joint - 5-1203X Spicer or 354 Precision or a
NAPA U-joint p/n 353. (1310 x 1330 U-joint configuration --1310 width for the
driveshaft, 1330 configuration for the late model slip yoke, for early model
Mustang driveshafts).
Trans Yoke Price $30.00 S&H $8.10 USPS Flat Rate
Built by www.dazecars.com
These perches were built from stock and aftermarket perches that have been media blasted, inspected, and then modified, including installation of new mounting studs, as well as being primed and painted with high quality rust resistant paint. Each perch has two high quality bearings in it. This product was designed for circle track cars. Roller spring perches improve suspension response, which, in turn, improves handling. They also reduce binding of the shocks and springs, which prolongs shock life. These perches are in stock and ready for shipment!!
.
Roller perches made from used cores:
$153.45 + $11.55 S&H
Roller perches made from aftermarket units:
$163.45 + $11.55 S&H
We now accept Visa, MasterCard and Discover on Telephone orders. We also accept Paypal to the account of sales@rosehillperformanceparts.com All Texas orders add 8.25% sales tax.
Submit and print this Order form found HERE for mail
More exciting products to come!!! Check back often.
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Rosehill Performance Parts
21615 Mueschke Road
Tomball, Texas 77377