GM 73-74 New Process NP203 Rear Empty Case C-11426 Manufacture date 2-15-73 Stewart Warner This is the cast iron

This is the cast iron case top NOT the aluminum cover used in the 88 plus pick up trucks

The key fitment number is 30-636-03

29 3/8" eye to eye

5 8 Lug Inner & Outer Bearing Same Size OEM

GM 73-74 New Process NP203 Rear Empty Case C-11426 Manufacture date 2-15-73 Stewart Warner This is the cast ironGM 73 74 New Process NP203 Rear Empty Case C 11426 Manufacture date 2 15 73 Please look closely at pictures to verify if this item meets your expectations. Our Business hours are Monday Friday 7am to 4pm eastern time, if you message after hours or over weekend or holidays we will respond as soon as we return to the shop. This is the original NP203 rear case half for your build for 73 74 units. Bare case. C 11426 The 73 74 cases are unique to 73 74.