Stainless steel oversize water pump shaft for 1914 – 1925 Cadillac V-63. Standard outer diameter is .746, ours is .758 and ready to be ground to fit your application.
Cadillac part number 19513, group 6.2288.
Material: 440-C Stainless, heat treat maximum hardness
Finish: Natural
OAL: 6.250
Large OD: .758
Small OD: .707
Slot: .300
End hole: .391