Re: 1959 Evinrude 18HP has power, moves water but….

[chinewalker]

You would need:
Outer 5-inch extension housing.
5-inch longer driveshaft.
5-inch water tube extension (or a 5-inch longer water tube).
5-inch shift rod extension (or a 5-inch longer shift rod – requires gear case disassembly).
Four more 1/4"-20 bolts and one 5-inch longer rear bolt.