"Looking at the specs for the
"Looking at the specs for the same load level:
9.8
Prop: 8.5 dia x 9 pitch
max rpm 5000 to 6000
engine weight: 57 lbs
9.9
Prop: 9.2 dia x 9.1 pitch
max rpm 4500 to 5300
engine weight: 82 lbs
What are the real world differences in these engines. Similar HP, but operating rpm and props are significantly different.
Does one get better fuel economy?
Which one is more reliable?
Longevity? i.e. heavier is better?
I had a late 80's 18hp Tohatsu for 15 years. Ran great, loved the engine, never left me stranded. How do the above engines compare to the older 18?"
"Looking at the specs for the same load level:
9.8
Prop: 8.5 dia x 9 pitch
max rpm 5000 to 6000
engine weight: 57 lbs
9.9
Prop: 9.2 dia x 9.1 pitch
max rpm 4500 to 5300
engine weight: 82 lbs
What are the real world differences in these engines. Similar HP, but operating rpm and props are significantly different.
Does one get better fuel economy?
Which one is more reliable?
Longevity? i.e. heavier is better?
I had a late 80's 18hp Tohatsu for 15 years. Ran great, loved the engine, never left me stranded. How do the above engines compare to the older 18?"