Home -> RV-7 and RV-7A topic: Engine types (hor versus ver)?

Author: "Mike Ward" <mward@...> Time: Thu Oct 7, 2004 12:00 am PDT Link



Getting close to ordering an engine. I am committed to an IO 360
constant speed. Probably Aerosport. Probably a Lightspeed on one mag.

Any thoughts on horizontal versus vertical?

I know the horizontal seems a little cheaper across the board...

regards,
Mike W
QB7
Toronto

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Author: "mahlon_r" <mahlon_russell@...> Time: Thu Oct 7, 2004 5:43 am PDT Link



Mike,
The difference between an 180HP experimental horizontal engine and the
vertical engine
is just the sump and intake pipes. The two common forward facing
sumps produce more power because they don't heat up the air going
through them, from the hot oil in the sump portion, as the vertical
sumps do. Our tests have shown the horsepower difference to be
approximately 6.5 to 7 HP more with the horizontal forward facing
cold air sump. The Superior horizontal sump is made of a composite
plastic the others are made of aluminum. Our tests were conducted
using the aluminum sump but I can't see why the plastic one would
yield different results. If fuel injecting the vertical sump, you
should be able to use the same cowl setup as the carbureted version
of the engine. The Bendix Fuel injector when mounted is approximately
1 inch shorter than the carbureted version. Installing a spacer
between the bottom of the fuel injector and top of the air box will
make the height difference non-tangible. The only possible problem is
that the mixture control on the fuel injector will need to be
anchored, on the engine end, in a non-standard fashion as the mixture
lever on the fuel injector is in a different place than on the
carburetor. The standard carburetor throttle mount bracing should
work OK as the throttle arm on the Bendix fuel servo is in a very
similar location when compared to the carburetor. If Van's will sell
it to you, the throttle and mixture brace for an RV-10 equipped with
the IO-540 should work perfectly for you, to anchor both the engine
end of the throttle and mixture control, if you don't want fabricate a
mixture control anchor of your own.
If using a forward facing sump from Bart, get all the stuff from Van's
that you would get for an IO-360-M1B installation except get the prop
governor control set up for an O-360-A1A and you should be all set.
I think you made a typo as the vertical engine is normally less
expensive than the horizontal engine, not the other way around.
Good Luck,
Mahlon
--- In RV7and7A@yahoogroups.com, "Mike Ward" <mward@w...> wrote:
>
> Getting close to ordering an engine. I am committed to an IO 360
> constant speed. Probably Aerosport. Probably a Lightspeed on one mag.
>
> Any thoughts on horizontal versus vertical?
>
> I know the horizontal seems a little cheaper across the board...
>
> regards,
> Mike W
> QB7
> Toronto

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www.vansaircraft.net

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Author: "Steve Reamer" <steve@...> Time: Thu Oct 7, 2004 7:05 am PDT Link



Vertical allow you to proceed as though you are doing a carb. motor with
very little mod., you use the carb. style lower cowl etc. everything lines
up well...just a bracket change or two.

Horizontal eliminates the scoop but requires a lot of duck fabrication for
air intake etc.

-----Original Message-----
From: Mike Ward [mailto:mward@wiznet.ca]
Sent: Thursday, October 07, 2004 1:30 AM
To: RV7and7A@yahoogroups.com
Subject: [RV7Yahoo] Engine types (hor versus ver)?

Getting close to ordering an engine. I am committed to an IO 360
constant speed. Probably Aerosport. Probably a Lightspeed on one mag.

Any thoughts on horizontal versus vertical?

I know the horizontal seems a little cheaper across the board...

regards,
Mike W
QB7
Toronto

Van's Air Force - World Wide Wing
www.vansaircraft.net

Yahoo! Groups Links

------------------------ Yahoo! Groups Sponsor --------------------~-->
$9.95 domain names from Yahoo!. Register anything.
http://us.click.yahoo.com/J8kdrA/y20IAA/yQLSAA/1yWplB/TM
--------------------------------------------------------------------~-

Van's Air Force - World Wide Wing
www.vansaircraft.net

Yahoo! Groups Links

<*> To visit your group on the web, go to:
http://groups.yahoo.com/group/RV7and7A/

<*> To unsubscribe from this group, send an email to:
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Author: "Steve Reamer" <steve@...> Time: Thu Oct 7, 2004 7:05 am PDT Link



One extra note to add to Mahon's...the bracket you need for the vertical
system is available from Van's...specifically to adapt the carb. set up to
the vertical Bendix injection...Tom knows the part number.

-----Original Message-----
From: mahlon_r [mailto:mahlon_russell@teledyne.com]
Sent: Thursday, October 07, 2004 8:37 AM
To: RV7and7A@yahoogroups.com
Subject: [RV7Yahoo] Re: Engine types (hor versus ver)?

Mike,
The difference between an 180HP experimental horizontal engine and the
vertical engine
is just the sump and intake pipes. The two common forward facing
sumps produce more power because they don't heat up the air going
through them, from the hot oil in the sump portion, as the vertical
sumps do. Our tests have shown the horsepower difference to be
approximately 6.5 to 7 HP more with the horizontal forward facing
cold air sump. The Superior horizontal sump is made of a composite
plastic the others are made of aluminum. Our tests were conducted
using the aluminum sump but I can't see why the plastic one would
yield different results. If fuel injecting the vertical sump, you
should be able to use the same cowl setup as the carbureted version
of the engine. The Bendix Fuel injector when mounted is approximately
1 inch shorter than the carbureted version. Installing a spacer
between the bottom of the fuel injector and top of the air box will
make the height difference non-tangible. The only possible problem is
that the mixture control on the fuel injector will need to be
anchored, on the engine end, in a non-standard fashion as the mixture
lever on the fuel injector is in a different place than on the
carburetor. The standard carburetor throttle mount bracing should
work OK as the throttle arm on the Bendix fuel servo is in a very
similar location when compared to the carburetor. If Van's will sell
it to you, the throttle and mixture brace for an RV-10 equipped with
the IO-540 should work perfectly for you, to anchor both the engine
end of the throttle and mixture control, if you don't want fabricate a
mixture control anchor of your own.
If using a forward facing sump from Bart, get all the stuff from Van's
that you would get for an IO-360-M1B installation except get the prop
governor control set up for an O-360-A1A and you should be all set.
I think you made a typo as the vertical engine is normally less
expensive than the horizontal engine, not the other way around.
Good Luck,
Mahlon
--- In RV7and7A@yahoogroups.com, "Mike Ward" <mward@w...> wrote:
>
> Getting close to ordering an engine. I am committed to an IO 360
> constant speed. Probably Aerosport. Probably a Lightspeed on one mag.
>
> Any thoughts on horizontal versus vertical?
>
> I know the horizontal seems a little cheaper across the board...
>
> regards,
> Mike W
> QB7
> Toronto

Van's Air Force - World Wide Wing
www.vansaircraft.net

Yahoo! Groups Links

------------------------ Yahoo! Groups Sponsor --------------------~-->
$9.95 domain names from Yahoo!. Register anything.
http://us.click.yahoo.com/J8kdrA/y20IAA/yQLSAA/1yWplB/TM
--------------------------------------------------------------------~-

Van's Air Force - World Wide Wing
www.vansaircraft.net

Yahoo! Groups Links

<*> To visit your group on the web, go to:
http://groups.yahoo.com/group/RV7and7A/

<*> To unsubscribe from this group, send an email to:
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Author: "Mike Ward" <mward@...> Time: Thu Oct 7, 2004 9:05 am PDT Link



I'm looking for the name on an aircraft interior company, it has
"Cleveland" in it.

Can't seem to find anything online about them. Ring a bell?

regards,

Mike W
QB7

-----Original Message-----
From: Steve Reamer [mailto:steve@merrittservices.com]
Sent: Thursday, October 07, 2004 9:56 AM
To: RV7and7A@yahoogroups.com
Subject: RE: [RV7Yahoo] Re: Engine types (hor versus ver)?

One extra note to add to Mahon's...the bracket you need for the vertical
system is available from Van's...specifically to adapt the carb. set up
to
the vertical Bendix injection...Tom knows the part number.

-----Original Message-----
From: mahlon_r [mailto:mahlon_russell@teledyne.com]
Sent: Thursday, October 07, 2004 8:37 AM
To: RV7and7A@yahoogroups.com
Subject: [RV7Yahoo] Re: Engine types (hor versus ver)?

Mike,
The difference between an 180HP experimental horizontal engine and the
vertical engine
is just the sump and intake pipes. The two common forward facing
sumps produce more power because they don't heat up the air going
through them, from the hot oil in the sump portion, as the vertical
sumps do. Our tests have shown the horsepower difference to be
approximately 6.5 to 7 HP more with the horizontal forward facing
cold air sump. The Superior horizontal sump is made of a composite
plastic the others are made of aluminum. Our tests were conducted
using the aluminum sump but I can't see why the plastic one would
yield different results. If fuel injecting the vertical sump, you
should be able to use the same cowl setup as the carbureted version
of the engine. The Bendix Fuel injector when mounted is approximately
1 inch shorter than the carbureted version. Installing a spacer
between the bottom of the fuel injector and top of the air box will
make the height difference non-tangible. The only possible problem is
that the mixture control on the fuel injector will need to be
anchored, on the engine end, in a non-standard fashion as the mixture
lever on the fuel injector is in a different place than on the
carburetor. The standard carburetor throttle mount bracing should
work OK as the throttle arm on the Bendix fuel servo is in a very
similar location when compared to the carburetor. If Van's will sell
it to you, the throttle and mixture brace for an RV-10 equipped with
the IO-540 should work perfectly for you, to anchor both the engine
end of the throttle and mixture control, if you don't want fabricate a
mixture control anchor of your own.
If using a forward facing sump from Bart, get all the stuff from Van's
that you would get for an IO-360-M1B installation except get the prop
governor control set up for an O-360-A1A and you should be all set.
I think you made a typo as the vertical engine is normally less
expensive than the horizontal engine, not the other way around.
Good Luck,
Mahlon
--- In RV7and7A@yahoogroups.com, "Mike Ward" <mward@w...> wrote:
>
> Getting close to ordering an engine. I am committed to an IO 360
> constant speed. Probably Aerosport. Probably a Lightspeed on one mag.
>
> Any thoughts on horizontal versus vertical?
>
> I know the horizontal seems a little cheaper across the board...
>
> regards,
> Mike W
> QB7
> Toronto

Van's Air Force - World Wide Wing
www.vansaircraft.net

Yahoo! Groups Links

Van's Air Force - World Wide Wing
www.vansaircraft.net

Yahoo! Groups Links

------------------------ Yahoo! Groups Sponsor --------------------~-->
Make a clean sweep of pop-up ads. Yahoo! Companion Toolbar.
Now with Pop-Up Blocker. Get it for free!
http://us.click.yahoo.com/L5YrjA/eSIIAA/yQLSAA/1yWplB/TM
--------------------------------------------------------------------~-

Van's Air Force - World Wide Wing
www.vansaircraft.net

Yahoo! Groups Links

<*> To visit your group on the web, go to:
http://groups.yahoo.com/group/RV7and7A/

<*> To unsubscribe from this group, send an email to:
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Author: "Mike Ward" <mward@...> Time: Thu Oct 7, 2004 1:15 pm PDT Link



Has anybody had the pleasure (or displeasure) of dealing with Classic
Aero designs?

Also I'm leaning towards non-leather seats, its not a cost decision,
they always seems to look better.

Would also love to see any snap shots of their work (their site is all
low res pictures)...

regards,
Mike W
QB7

-----Original Message-----
From: Dan Checkoway [mailto:dan@rvproject.com]
Sent: Thursday, October 07, 2004 12:39 PM
To: mward@wiznet.ca
Subject: Re: [RV7Yahoo] Re: Engine types (hor versus ver)?

Cleaveland with an "a", same company that sells tools. Also consider
these
guys, who do excellent work: http://www.classicaerodesigns.com

Best of luck,
)_( Dan

----- Original Message -----
From: "Mike Ward" <mward@wiznet.ca>
To: <RV7and7A@yahoogroups.com>
Sent: Thursday, October 07, 2004 8:58 AM
Subject: RE: [RV7Yahoo] Re: Engine types (hor versus ver)?

> I'm looking for the name on an aircraft interior company, it has
> "Cleveland" in it.
>
> Can't seem to find anything online about them. Ring a bell?
>
> regards,
>
> Mike W
> QB7

> -----Original Message-----
> From: Steve Reamer [mailto:steve@merrittservices.com]
> Sent: Thursday, October 07, 2004 9:56 AM
> To: RV7and7A@yahoogroups.com
> Subject: RE: [RV7Yahoo] Re: Engine types (hor versus ver)?

> One extra note to add to Mahon's...the bracket you need for the
vertical
> system is available from Van's...specifically to adapt the carb. set
up
> to
> the vertical Bendix injection...Tom knows the part number.
>
> -----Original Message-----
> From: mahlon_r [mailto:mahlon_russell@teledyne.com]
> Sent: Thursday, October 07, 2004 8:37 AM
> To: RV7and7A@yahoogroups.com
> Subject: [RV7Yahoo] Re: Engine types (hor versus ver)?

> Mike,
> The difference between an 180HP experimental horizontal engine and the
> vertical engine
> is just the sump and intake pipes. The two common forward facing
> sumps produce more power because they don't heat up the air going
> through them, from the hot oil in the sump portion, as the vertical
> sumps do. Our tests have shown the horsepower difference to be
> approximately 6.5 to 7 HP more with the horizontal forward facing
> cold air sump. The Superior horizontal sump is made of a composite
> plastic the others are made of aluminum. Our tests were conducted
> using the aluminum sump but I can't see why the plastic one would
> yield different results. If fuel injecting the vertical sump, you
> should be able to use the same cowl setup as the carbureted version
> of the engine. The Bendix Fuel injector when mounted is approximately
> 1 inch shorter than the carbureted version. Installing a spacer
> between the bottom of the fuel injector and top of the air box will
> make the height difference non-tangible. The only possible problem is
> that the mixture control on the fuel injector will need to be
> anchored, on the engine end, in a non-standard fashion as the mixture
> lever on the fuel injector is in a different place than on the
> carburetor. The standard carburetor throttle mount bracing should
> work OK as the throttle arm on the Bendix fuel servo is in a very
> similar location when compared to the carburetor. If Van's will sell
> it to you, the throttle and mixture brace for an RV-10 equipped with
> the IO-540 should work perfectly for you, to anchor both the engine
> end of the throttle and mixture control, if you don't want fabricate a
> mixture control anchor of your own.
> If using a forward facing sump from Bart, get all the stuff from Van's
> that you would get for an IO-360-M1B installation except get the prop
> governor control set up for an O-360-A1A and you should be all set.
> I think you made a typo as the vertical engine is normally less
> expensive than the horizontal engine, not the other way around.
> Good Luck,
> Mahlon
> --- In RV7and7A@yahoogroups.com, "Mike Ward" <mward@w...> wrote:
> >
> > Getting close to ordering an engine. I am committed to an IO 360
> > constant speed. Probably Aerosport. Probably a Lightspeed on one
mag.
> >
> > Any thoughts on horizontal versus vertical?
> >
> > I know the horizontal seems a little cheaper across the board...
> >
> > regards,
> > Mike W
> > QB7
> > Toronto

> Van's Air Force - World Wide Wing
> www.vansaircraft.net

> Yahoo! Groups Links

> Van's Air Force - World Wide Wing
> www.vansaircraft.net

> Yahoo! Groups Links

> ------------------------ Yahoo! Groups Sponsor

> Van's Air Force - World Wide Wing
> www.vansaircraft.net

> Yahoo! Groups Links

------------------------ Yahoo! Groups Sponsor --------------------~-->
$9.95 domain names from Yahoo!. Register anything.
http://us.click.yahoo.com/J8kdrA/y20IAA/yQLSAA/1yWplB/TM
--------------------------------------------------------------------~-

Van's Air Force - World Wide Wing
www.vansaircraft.net

Yahoo! Groups Links

<*> To visit your group on the web, go to:
http://groups.yahoo.com/group/RV7and7A/

<*> To unsubscribe from this group, send an email to:
RV7and7A-unsubscribe@yahoogroups.com

<*> Your use of Yahoo! Groups is subject to:
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