Description Product Reviews 3103-278 1310 Series Trans Slip Yoke Spline Count: 26/27 Major Spline Diameter: 1.176 Centerline To End: 8.000 Ground Hub Diameter: 1.500 Ujoint: 1310 USED IN STOCK CAR APPLICATIONS WITH AFTERMARKET 2SPD.TRANS. MFG. BY BIRT, BRINN, & FALCON