The Spicer Drivetrain Components 2-2 1379 1310 Series Ford Flange Yoke has been designed to fit the large Ford bolt pattern found on 8.8 inch rear ends.
Here are additional specs and measurements:
· Swing diameter: 5.219"· Bolt hole diameter: .484 inches· 4 Bolt holes· Bolt holes drilled· Center pilot hole diameter: 2"· Female center pilot hole· Series 1310· Outside snap ring style· U-joint width between snap rings: 3.219"· U-joint bearing cap diameter: 1.062"· Center of u-joint bore to face of flange: 1.625"· Ford large bolt pattern: 3"