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Search: Posts Made By: F1R
Forum: Rocket 11-12-2018, 11:41 AM
Replies: 16
Views: 1,132
Posted By F1R
Rockets loose speed really easy. The big fan on...

Rockets loose speed really easy. The big fan on the front is more effective than any speed brake you will ever encounter. Just pull off the power and if that does not slow you fast enough, holding...
Forum: Traditional Aircraft Engines 11-05-2018, 07:08 PM
Replies: 27
Views: 3,888
Posted By F1R
Graphic evidence why girls should avoid silicone...

Graphic evidence why girls should avoid silicone implants!

Regarding mounts, ACS used to sell "Aerobatic mounts". Externally they looked the same but were firmer.
I tried a set on an 0-320. With...
Forum: Propellers 11-03-2018, 09:49 AM
Replies: 28
Views: 2,753
Posted By F1R
Let's say we have a plenum that takes a couple of...

Let's say we have a plenum that takes a couple of hours to remove the top side in 2 halves with a T spine down the center just above the case spine where the sensor is often mounted.

1) Are there...
Forum: RV General Discussion/News 11-01-2018, 11:41 AM
Replies: 9
Views: 830
Posted By F1R
In Texas use the sun

Hot air solar flat panels are easy as it gets to fabricate. In Texas it should work better than most states. Black painted eavestrough down spout square or rectangle under a glass or lexan sheet...
Forum: Traditional Aircraft Engines 10-29-2018, 09:52 AM
Replies: 8
Views: 915
Posted By F1R
"I donít have an engine monitor"

As you wrote "I don’t have an engine monitor"

How are you determining your fuel consumption? By pump tickets at fill up time / tach hours since the previous fill up? Weight carried and G's...
Forum: RV Building Tips/Techniques 10-25-2018, 02:04 PM
Replies: 24
Views: 962
Posted By F1R
"How do I proceed? "

"How do I proceed? " I think SJ might like to see what he sent you to work with.

The next one might be a touch closer.
Forum: RV General Discussion/News 10-17-2018, 07:48 AM
Replies: 10
Views: 664
Posted By F1R
Not knowing exactly what you have, I will...

Not knowing exactly what you have, I will volunteer that a lot of the older fuel valves can be made new with simple replacement of the o rings. The type found in a Piper Cherokee have only 2 O rings...
Forum: RV General Discussion/News 10-09-2018, 10:47 AM
Replies: 45
Views: 4,562
Posted By F1R
It has been done many times over the years by...

It has been done many times over the years by various builders. You might have do some forum searches to find what you are looking for.

Several Harmon Rockets have been made with wing tip fuel...
Forum: RV General Discussion/News 10-06-2018, 08:35 PM
Replies: 8
Views: 817
Posted By F1R
If nobody else will bite..... where are those...

If nobody else will bite..... where are those snow capped mountains?
Forum: RV General Discussion/News 10-02-2018, 08:04 PM
Replies: 43
Views: 7,110
Posted By F1R
Nothing new

The SR 71 was made with titanium the bulk of which was made in Russia

Boeing airliner air frame (components) have been largely been made in China for over 12 years and assembled and test flown in...
Forum: RV General Discussion/News 10-01-2018, 06:42 AM
Replies: 10
Views: 651
Posted By F1R
Another possibility.

Are you certain the alternate static valve is actually working? if the alternate valve is not opening, or if the internal line is blocked you would also see no change.
Forum: RV Ongoing Maintenance Issues 09-26-2018, 08:21 PM
Replies: 24
Views: 2,804
Posted By F1R
I second his opinion

Just my opinion, but I agree with your current mechanic about running mags on a 540.

It would be unwise to force a technology foreign to the dentist you have a relationship with that is actually...
Forum: RV-4 09-17-2018, 11:29 AM
Replies: 41
Views: 6,274
Posted By F1R
L39 AND EXTRA 300

HAVE A LOOK HERE:
https://youtu.be/aQONtYjDlMw?t=3m39s

There are also a good number of L39 videos that show a positive latched TEST before start up with a push above the head.
Forum: Traditional Aircraft Engines 09-16-2018, 01:18 PM
Replies: 12
Views: 2,123
Posted By F1R
150 HP O-320?

I am thinking this is a low compression 150 HP O320?
Forum: Safety 09-15-2018, 10:09 PM
Replies: 26
Views: 3,236
Posted By F1R
I can envision a toggle guard going on my...

I can envision a toggle guard going on my avionics master. One that can be closed and have the switch remain on. Thanks for sharing.
Forum: RV General Discussion/News 09-12-2018, 12:10 PM
Replies: 54
Views: 9,061
Posted By F1R
Richer than 3 feet in a cow's back end

As Dan said a few years ago "There are better ways to cool an engine than mixtures that are richer than 3 feet into a cows back end."

What Dan was trying to draw attention to with some good humour...
Forum: RV-10 09-08-2018, 09:21 AM
Replies: 68
Views: 15,938
Posted By F1R
Late to the party

Why not put a proper bypass plenum on Cylinder #5 and drop your temps to where it is the coolest cylinder
( see Dans back RH cylinder below) This has been proven by multiple builders to provide 2x...
Forum: RV-10 09-08-2018, 08:01 AM
Replies: 68
Views: 15,938
Posted By F1R
How does static pressure at the nozzles effect fuel atomization?

Sorry for the thread drift but I am trying to reason through an air pressure difference at the nozzle vent screens and what that might do to fuel atomization and how it burns. Perhaps a new thread is...
Forum: Alternative Engines 09-08-2018, 07:24 AM
Replies: 23
Views: 2,998
Posted By F1R
ANY PIREPS on the AX 50 cylinders?

Does anybody other than Kevin Eldridge have experience with the AX 50 cylinders on Lycomings yet?
Forum: RV General Discussion/News 09-04-2018, 04:32 PM
Replies: 387
Views: 86,280
Posted By F1R
Super cub gear on a 9

Just put really tall super cub type gear on a 9 and the job will be done for most bush work. The RV 9 - B
Forum: Traditional Aircraft Engines 09-04-2018, 12:17 PM
Replies: 23
Sticky: ENGINE COOLING
Views: 4,470
Posted By F1R
1 & 4 do not have that issue. If you look at...

1 & 4 do not have that issue. If you look at those cylinders the fins are deeper where they come up against the baffles in the #1 #4 position and there is plenty of airflow.

It will become very...
Forum: Traditional Aircraft Engines 09-04-2018, 07:38 AM
Replies: 23
Sticky: ENGINE COOLING
Views: 4,470
Posted By F1R
In short, yes. To see the drilled holes, see post...

In short, yes.
To see the drilled holes, see post number 10 on page 1 of the link.
Michael Robinson (toobuilder) shows an angle valve cylinder #2 with the drilled holes visible in the first photo...
Forum: Traditional Aircraft Engines 09-04-2018, 05:39 AM
Replies: 23
Sticky: ENGINE COOLING
Views: 4,470
Posted By F1R
Click on the link on post #6 , then go to page...

Click on the link on post #6 , then go to page #2, and see post #12 by alpinelakespilot2000. That shows you most of what you are asking about.

it is only Cyl #2 on the front side that has the...
Forum: Traditional Aircraft Engines 09-02-2018, 09:23 PM
Replies: 23
Sticky: ENGINE COOLING
Views: 4,470
Posted By F1R
Sketches and photos are priceless and appreciated

Some sketches or photos of your detailed solutions would be appreciated beyond words.

And if that is too much work, just mail them to Dan Horton and he will post them give you credit.
Forum: RV General Discussion/News 09-02-2018, 09:59 AM
Replies: 73
Views: 7,064
Posted By F1R
130 Octane

Does anybody have the accurate records for the make up of 130 Octane gasoline that was used in the 1940's when Mustangs, Spits and other merlin powered AC used it?
Forum: RV General Discussion/News 08-29-2018, 12:03 PM
Replies: 73
Views: 7,064
Posted By F1R
[QUOTE=BMC_Dave;1284442]Huh, that's interesting...

[QUOTE=BMC_Dave;1284442]Huh, that's interesting thanks for the link!

Here is a much deeper look at the history and some of the early research and aviation user...
Forum: RV General Discussion/News 08-29-2018, 07:20 AM
Replies: 73
Views: 7,064
Posted By F1R
Have a look at this

https://youtu.be/K46IJV0Lg24?t=8s

Here is an STC'd $12,000 water injection system for IO 520 Continentals
If you watch the first 2 minutes you will see the MP and CHT values the system starts...
Forum: Traditional Aircraft Engines 08-29-2018, 07:00 AM
Replies: 11
Views: 1,831
Posted By F1R
For the doubting Thomas

https://youtu.be/K46IJV0Lg24?t=19s

Here is a $12,000 STC'd version for a continental 520. Check out the location of the injection nozzles, just in front of the throttle plate. Also the MP and CHT...
Forum: Traditional Aircraft Engines 08-27-2018, 06:37 AM
Replies: 11
Views: 1,831
Posted By F1R
Just as with almost everything in life, there are...

Just as with almost everything in life, there are no guarantees.

However, if you have ever heard a 65 ford with a high CR 390 that mom or dad did not shift down for a corner and too much throttle...
Forum: Traditional Aircraft Engines 08-26-2018, 09:43 AM
Replies: 11
Views: 1,831
Posted By F1R
I am only seeking a good, safe, quick and...

I am only seeking a good, safe, quick and effective method to clean out the lead and carbon deposits.

There is a really informative video on the important data collected by a NACA test report from...
Forum: Traditional Aircraft Engines 08-26-2018, 08:14 AM
Replies: 11
Views: 1,831
Posted By F1R
[QUOTE=F1Boss;1283155]I tried several methods -...

[QUOTE=F1Boss;1283155]I tried several methods - the best (which was not REALLY the best) was a single nozzle into the fuel controller. I found that the 550 swoopy intake system (Cirrus type engine)...
Forum: Traditional Aircraft Engines 08-24-2018, 07:49 AM
Replies: 11
Views: 1,831
Posted By F1R
Boss, Where did you spray the water/methanol in?...

Boss,

Where did you spray the water/methanol in? Did you have one or two large nozzles ahead of the servo body or 6 smaller lines and a nozzle in each of the intake tubes?
Forum: Traditional Aircraft Engines 08-24-2018, 12:18 AM
Replies: 8
Views: 1,910
Posted By F1R
If you watch your EGTs and try this at cruise...

If you watch your EGTs and try this at cruise altitude, pulling power will raise EGTs. If I am cruising and leaned to 100-150 ROP I normally richen a bit before reducing power. Then I keep on...
Forum: Traditional Aircraft Engines 08-23-2018, 11:36 AM
Replies: 11
Views: 1,831
Posted By F1R
Water Injection

Does anyone have experience with water /methanol injection on a lycoming?

I am curious about some of the details when it was used in the early 1940's to prevent detonation at increased MP values...
Forum: RV General Discussion/News 08-23-2018, 09:03 AM
Replies: 13
Views: 2,049
Posted By F1R
I want one. Best flying machine of all time IMHO.

I want one. Best flying machine of all time IMHO.
Forum: Traditional Aircraft Engines 08-18-2018, 11:37 AM
Replies: 9
Views: 984
Posted By F1R
You have lots of good advice already. I can add...

You have lots of good advice already. I can add that that the location of the duct in the aft baffle appears to be a bit low. If this is the case you are taking air that is essentially pre heated by...
Forum: RV-10 08-15-2018, 09:06 PM
Replies: 41
Views: 10,549
Posted By F1R
Thumbs up +1 Thanks Carl, that is exactly what I wanted to...

+1

Thanks Carl, that is exactly what I wanted to see.

There is a lot of really great tech info and help that gets buried in time, and needs to be presented new for the benefit of new builders.
Forum: RV-10 08-15-2018, 06:50 PM
Replies: 41
Views: 10,549
Posted By F1R
Top motor mounts outside the plenum and baffles!

Carl, In the photos of your oil filler access, your plenum and aft face baffle stays in frot of the motor mounts. Any chance of a photo or two that shows a bit more detail on the aft vertical baffle...
Forum: Tools 08-15-2018, 01:17 PM
Replies: 28
Views: 3,951
Posted By F1R
12V assist

You should be able to scare up a flap actuator from any of the RV models. F1 Boss has a good alternate supplier for less money and lots of models to choose from. You should have a trickle charger...
Forum: RV General Discussion/News 08-14-2018, 10:48 AM
Replies: 10
Views: 1,271
Posted By F1R
What you said at the start.

"This is my present 25 amp B&C battery." "I've had this one for 7 1/2 years, it never once failed me"

Very tough to improve on that.
Forum: Traditional Aircraft Engines 08-14-2018, 10:40 AM
Replies: 15
Views: 2,209
Posted By F1R
Thanks to all for the cool(ing) photos, theory...

Thanks to all for the cool(ing) photos, theory and examples. Keep the photos coming if you have any.

One of the reasons mine works is because of all the screws that do keep the top well sealed. I...
Forum: Rocket 08-12-2018, 11:25 AM
Replies: 5
Views: 1,119
Posted By F1R
Any Photos of N14ZM ?

I am curious how close your spinner sits to the cowl? I have often thought about switching to the conventional baffles and seal route, but in a couple places my spinner is less than .050" to the...
Forum: Traditional Aircraft Engines 08-11-2018, 10:01 AM
Replies: 15
Views: 2,209
Posted By F1R
In my case the plenum works very well cooling...

In my case the plenum works very well cooling wise. Oil temps never go over 180 to 185. The inlet transitions and sealing at the cowl inlets was nicely done. But all those screws... I have...
Forum: Traditional Aircraft Engines 08-10-2018, 10:12 PM
Replies: 15
Views: 2,209
Posted By F1R
Well, I have a large inner door that mirrors the...

Well, I have a large inner door that mirrors the outer cowl oil door.

While bore scopes and or mirror would be better than nothing,the inspections would be tedious and you could not pull spark...
Forum: Rocket 08-10-2018, 11:56 AM
Replies: 5
Views: 1,119
Posted By F1R
Looking for a few good plenum ideas

I am considering fabricating a new Carbon or Fibreglass plenum.

Any photos and ideas are greatly appreciated.
Good sealing and rapid removal / install time are what I am looking for, to encourage...
Forum: Traditional Aircraft Engines 08-10-2018, 11:35 AM
Replies: 15
Views: 2,209
Posted By F1R
Post your Plenum Photos

I recently found a cracked injector line that I am very lucky did not torch me and the aircraft.

The aluminum plenum takes me a couple hours - or longer to remove. a real detriment to frequent...
Forum: RV General Discussion/News 07-12-2018, 07:45 PM
Replies: 11
Views: 1,249
Posted By F1R
How old are the wire harness? 15 YEARS is the...

How old are the wire harness? 15 YEARS is the max service life that slick / champion say the insulation is reliable (between the core and the ground shield)

I just had an older than dirt harness...
Forum: Rocket 07-08-2018, 09:26 AM
Replies: 26
Vne
Views: 3,406
Posted By F1R
A Faster Horse

If you have a souped up subie with 450 ponies why not start out with an airframe designed for over 400 mph? Like this one.. Fast forward to the 1 minute mark. ...
Forum: Rocket 07-06-2018, 08:36 AM
Replies: 26
Vne
Views: 3,406
Posted By F1R
"The F1 Rocket uses a modified (beefed up) RV4...

"The F1 Rocket uses a modified (beefed up) RV4 emp"
Absolutely Not true.

The Team Rocket F1 were engineered and manufactured as quick build kits by HP Aircraft in the Czech Republic. Their...
Forum: RV General Discussion/News 06-28-2018, 01:16 PM
Replies: 9
Views: 993
Posted By F1R
If you ever get a look at a Lyc in the R22(...

If you ever get a look at a Lyc in the R22( Robinson Helicopter R22) the MP line from #3 is routed up 3 or 4 inches, then a 180 turn and back down where it proceeds down and away from the engine into...
Forum: RV-8/8A 06-28-2018, 10:17 AM
Replies: 32
Views: 5,103
Posted By F1R
Depends on your

My main target is to have an aircraft able to do aerobatics with two fullgrown males onboard.

Can't be done in a 4. And depending on your definition of two fully grown males, AND your definition...
Forum: Steam Gauges 06-11-2018, 05:26 PM
Replies: 8
Views: 1,720
Posted By F1R
I was trying to help the opening poster, and...

I was trying to help the opening poster, and based on my actual observations in my rocket with the heat muff air feed, front cockpit cold air NACA vent and the passenger seat underwing NACA air...
Forum: Steam Gauges 06-11-2018, 04:27 PM
Replies: 8
Views: 1,720
Posted By F1R
It really depends on the cockpit air pressure...

It really depends on the cockpit air pressure relative to the static air pressure at the altitude you are at.

Lets say you have 2 air speed indicators in your NON pressurized cockpit.
Your cockpit...
Forum: Steam Gauges 06-11-2018, 04:59 AM
Replies: 8
Views: 1,720
Posted By F1R
If you had a static line open as in totally...

If you had a static line open as in totally disconnected, inside the cockpit, you would see a false LOW airspeed and false low altitude from ram air vent pressure raising the cockpit pressure...
Forum: RV General Discussion/News 06-08-2018, 05:28 AM
Replies: 11
Views: 3,235
Posted By F1R
While you have it apart, you might want to have a...

While you have it apart, you might want to have a close up look with a magnifier at the flap control arm / torque tube weld joints. I mean a really close up look.

Also the same close up look where...
Forum: RV General Discussion/News 06-01-2018, 09:12 AM
Replies: 13
Views: 1,921
Posted By F1R
The higher the wing loading , the smoother the...

The higher the wing loading , the smoother the ride.

Load it to max gross wt. / slow down and fly in smooth early AM air before the sun gets a chance to heat the ground and make any thermal...
Forum: RV General Discussion/News 05-17-2018, 01:01 PM
Replies: 4
Views: 567
Posted By F1R
David Clark Co. has a great repair department. ...

David Clark Co. has a great repair department. Just phone customer service and for a very reasonable cost they will be returned to you virtually as new.
Forum: RV General Discussion/News 05-11-2018, 09:52 PM
Replies: 34
Views: 3,173
Posted By F1R
Vibration Bubbles

Only a hunch, but I suspect the belly skin mounting could be the culprit as it subjects the entire gascolator to the exhaust pulse .
I am guessing when you had the Andair , that it was NOT mounted...
Forum: RV General Discussion/News 05-02-2018, 10:50 PM
Replies: 34
Views: 3,173
Posted By F1R
location, location, location

Where did you mount the aerolab relative to the exhaust tips?

Or how many inches aft of the firewall? I am guessing it is somewhere in the center tunnel belly skin.

I am also guessing on take off,...
Forum: RV General Discussion/News 04-20-2018, 06:50 AM
Replies: 11
Views: 1,895
Posted By F1R
Old but unbeatable

I have used almost every ANR headset make and model available over the last 20 years. In the noisiest cockpit I fly in I will only use my old as dust DC H10-13XL. I can fly for 6-8 hours, get out...
Forum: RV General Discussion/News 04-14-2018, 12:32 PM
Replies: 5
Views: 638
Posted By F1R
Careful

You might want to read the last post in this recent thread before sourcing your harness:D

http://www.vansairforce.com/community/showthread.php?t=159365
Forum: Steam Gauges 04-09-2018, 07:10 PM
Replies: 7
Views: 914
Posted By F1R
There are a few manufactures that made one or two...

There are a few manufactures that made one or two models that would handle vertical moves well. BF Goodrich made an electric AI that would still indicate correctly after several loops and cuban 8's....
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