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#91031944
Mustang II Complete 11 Inch Brake Kit, Ford 5 x 4-1/2 Bolt Pattern
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27 Questions
- Upgrade your Mustang II from the stock 9 1/4" rotors to 11" rotors with powerful single piston floating caliper
- Simple bolt-on conversion includes instructions & requires NO machining
- For use on '74-'80 Pinto or Bobcat and '74-'78 Mustang II spindles
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$392.99
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Product Summary
Front Position, 5 on 4.5" Bolt Pattern, Natural
- Upgrade your Mustang II from the stock 9 1/4" rotors to 11" rotors with powerful single piston floating caliper
- Simple bolt-on conversion includes instructions & requires NO machining
- For use on '74-'80 Pinto or Bobcat and '74-'78 Mustang II spindles
- Complete kit includes new rotors, calipers, rubber brake hoses, brackets, bearings, seals, pads and hardware
- Features Ford 5 x 4 1/2" bolt pattern with 1/2" wheel studs
Comes as a Kit
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Key Specs
| Position | Front |
| Bolt Pattern | 5 on 4.5" |
| Rotor Diameter | 11 Inch |
| Rotor Type | Vented |
| Caliper Pistons | One |
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Speedway Motors 91031944 Details
Upgrade your Mustang II based suspension from the stock 9-1/4" rotors to our 11" rotors with powerful single piston GM metric floating calipers. This simple bolt-on conversion requires no machining. For use on 1974-80 Pinto, Bobcat and Mustang II spindles.
Features a 5 on 4-1/2" Ford/Mopar wheel bolt pattern (increases track width 1/2" per side). Includes two 16" front brake hoses and 7/16"-20 banjo bolts with crush washers.
Note: 14" wheels will require clearance to be checked as not all 14" wheels will clear caliper
Charts
910-31944 Instructions (PDF)
Speedway Motors 91031944 Specifications
Speedway Motors 91031944 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 91031944 |
| Brand | Speedway Motors |
| Position | Front |
| Bolt Pattern | 5 on 4.5" |
| Rotor Diameter | 11 Inch |
| Rotor Type | Vented |
| Caliper Pistons | One |
| Caliper Finish | Natural |
| Color | Natural |
| Parking Brake Provision | No |
| Rotor Shape | Round |
| Hardware Included | Yes |
| Front Rotor Included | Yes |
| Front Rotor Diameter | 11 Inch |
| Front Caliper Included | Yes |
| Front Caliper Piston Quantity | 1 |
| Front Caliper Finish | Natural |
| Rear Caliper Included | No |
| Front Spindles Included | No |
| Master Cylinder Included | No |
| Brake Booster Included | No |
| Rear Rotor Included | No |
| GENERAL | |
| Rotor Thickness | .88" |
| Stud Diameter | .50" |
| Stud Length | 1.29" |
| Thread Pitch | 1/2"-20 |
| Centerline of Holes | 5.50" |
| Finish | Natural |
| Sold in Quantity | Kit |
| Notes | Includes rotors, bearings and seals, calipers, pads, brake hoses, brake tabs, and caliper brackets. |
| Rotor Material Type | Cast Iron |