Housing ends are New Style big ford with. 375" (3/8") bolt holes, refer to housing end drawing in Pictures. we can install 3/4 npt drain plug on bottom of housing if requested.
56" Centered Pinion Ford 9 Inch Hump Back Kit with 31 spline axles & hdw
56" Centered Pinion Ford 9 Inch Hump Back Kit with 28 spline axles & hdw
56" Centered Housing Ford 9 Inch Hump Back Housing with New Style Big Ford Ends
56" Centered Housing Ford 9 Inch Hump Back Kit with 28 spline axles & hdw
56" Centered Housing Ford 9 Inch Hump Back Kit with 31 spline axles & hdw
56" Track width Ford 9" Round Back Centered Pinion Kit with 31 spline axles