Yamaha 99 lower unit

[marc_gershel]

"I have to replace my high thr

"I have to replace my high thrust, extra long shaft (25") engine. I found one with a long shaft(20"). Can I swap my old lower unit, with the shorter one.
Thanks, Marc"

 

[justintime]

you need to replace the shaft

you need to replace the shaft shaft and midsection

 

[marc_gershel]

"I have the mid-section from t

"I have the mid-section from the old engine, but why do I have to replace the shaft? It's already the extra long one. Also the water tube is x-long.
Marc"

 

[justintime]

"you need to swap out the mids

"you need to swap out the midsection, it is longer"