its as good as 2 and a half horses
20-25 as a rule of thumb. More with good heads.
stock- 19 horsepower modded out- 21 horsepower supermini 105/112- 25 horsepower
The 2013 KTM SX has 25 horsepower at 12000 RPM. Older models are less powerful and fall between 21 and 25 horsepower.
25 hp
25 hp
Exactly 25 horsepower. No more, no less. That is final.
25 horse power.
25-28 hp
The required plug gap for a 25 hp Johnson outboard is .030 in.
To fix your 25 horsepower Chrysler impeller, you will first need to find out what is wrong with the impeller. If it is clogged, you might simply be able to blow the obstruction out of the impeller. In some cases it will require replacement.
50:1
Roughly 25 cc gives 1 HP.