REFLECTOR: O 540

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My 260hp O-540 started out as a 235hp O-540.
The upgrade included;
Replacing the lo compression pistons for std compression, the 
lo-compression pistons were for lo-lead fuel.
new valves (exhaust I think) the 'old' ones were not for lo-lead fuel.

Steve


Andrew Ellzey wrote:

> What is the rest of the engine type part number? The O 540 has a 
> carburetor. An IO-540 is fuel injected. The rest of the engine type 
> part number will tell you all of the other details about your engine 
> that makes it 235 HP. I have several models of O-540 engines on a 
> document I got off the internet and it shows that the difference in HP 
> on the same engines (as an example 0-540-A1A5) that the only 
> difference in HP is in takeoff RPM. 2575 = 260, 2400 = 235 HP. Your HP 
> for your engine will be at a specific RPM. The larger the prop 
> diameter that your engine was designed for will show a lower takeoff 
> RPM. 
>  
> Andy Ellzey
>
>     ----- Original Message -----
>     *From:* gibbons <mailto:gibbons at as.net>
>     *To:* reflector at tvbf.org <mailto:reflector at tvbf.org>
>     *Sent:* Monday, August 13, 2007 1:56 PM
>     *Subject:* REFLECTOR: O 540
>
>     Does any body  know  what  the diffrence is between the O 540 235
>     hp and the 260 hp engine.
>     Thanks
>     Barry
>
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