[C320-list] Optimal Speed and Lower RPM concerns- Yanmar 3GM30F and Autoprop

[John Morrison]

When is the issue with the exhaust elbow appearing? I’ve got 1300hrs on my engine and no sign of it yet. Is this perhaps a salt water issue?
JohnM 
1999#574

Sent from my iPhone

> On Jul 5, 2021, at 12:38 PM, RONALD HODEL <ronandgail2 at me.com> wrote:
> 
> are elbow to my spare parts on board. It is considered a consumable. 
>>> 
>>> Ron Hodel
>>> #1070 Lokomaikai 
>>> 
>>> Sent from my iPhone
>>> 
>>>>> On Jul 5, 2021, at 7:25 AM, Dick Walker <dickwalker at att.net> wrote: