(23 T) (8 3/8”) (Small Block) (Wide Ratio)RUG
 (31 T 2nd Gear) (3.03” OD)
326670L WT296-16B 
(1 1/16” Input Clutch Spline Diameter) 
Replacement shaft is 8 15/16”in total length.

See my store for the correct Bearing Retainer for this Input Gear.