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Search: Posts Made By: gmcjetpilot
Forum: RV General Discussion/News 04-17-2021, 09:27 PM
Replies: 16
Views: 1,502
Posted By gmcjetpilot
Even a jet is affected by severe rain fall.......

Even a jet is affected by severe rain fall.... disrupting wing airflow and lift slightly. Same with an RV. I add a few knots for heavy rain.

Planes with laminar flow wings are affected to a...
Forum: RV General Discussion/News 04-17-2021, 09:15 PM
Replies: 24
Views: 1,462
Posted By gmcjetpilot
Of course you need to find a RV7 and sit in,...

Of course you need to find a RV7 and sit in, better fly it. Good luck...
Forum: RV General Discussion/News 04-07-2021, 08:14 PM
Replies: 44
Views: 3,207
Posted By gmcjetpilot
Good thread... Sorry if someone said this... but...

Good thread... Sorry if someone said this... but if you are TAKING OFF of LANDING you can fly over congested area.. You can not fly over congested areas for fun or profit. OK. So does that mean you...
Forum: RV General Discussion/News 04-05-2021, 07:11 PM
Replies: 58
Views: 10,030
Posted By gmcjetpilot
I know a lot of airline pilots who pay alimony,...

I know a lot of airline pilots who pay alimony, child support, have an expensive girlfriend....

Skill. You hope. Pilots who push CMD at 400 ft after takeoff and click off autopilot at 400 ft before...
Forum: Traditional Aircraft Engines 04-02-2021, 09:08 PM
Replies: 11
Views: 3,136
Posted By gmcjetpilot
It is not the motor it is the very high...

It is not the motor it is the very high efficiency inlet (and ram rise of a fast plane) and high efficiency header/exhaust. If they guarantee their re-jet is good and will redo it for no charge if...
Forum: RV-7/7A 04-02-2021, 08:48 PM
Replies: 8
Views: 534
Posted By gmcjetpilot
I am a CFI instructor in MEM area with +2000 Hrs...

I am a CFI instructor in MEM area with +2000 Hrs RV (4, 6, 7) time, ATP... but don't carry insurance. What kind of insurance do you or your insurance require? Is this a plane you own you want...
Forum: RV General Discussion/News 04-02-2021, 08:41 PM
Replies: 58
Views: 10,030
Posted By gmcjetpilot
I started to read this thread but my eyes started...

I started to read this thread but my eyes started to bleed. Regardless I would love to win a $200K plane and pay $55K to $80K in tax. That is shocking 28% to 40%. Really? OK still bring it on. I...
Forum: Places To Fly...Things to See...Things to Eat 03-24-2021, 08:56 PM
Replies: 9
Views: 1,099
Posted By gmcjetpilot
So dumb question. I'm still in bat stew flu...

So dumb question. I'm still in bat stew flu lockdown mind set. Sun N Fun 2021 is 100% go... Correct. Will there be full exhibitors and show performers present or will it be limited in participants?...
Forum: RV General Discussion/News 03-23-2021, 09:34 PM
Replies: 14
Views: 1,612
Posted By gmcjetpilot
It's been so many years and forgot the exact...

It's been so many years and forgot the exact speed. But I flew my RV4 for from Seattle to Phoenix. Somewhere over Siskiyou mountains in Northern California I was doing approx 280 mph aross the ground...
Forum: RV General Discussion/News 03-23-2021, 09:07 PM
Replies: 26
Views: 2,351
Posted By gmcjetpilot
I recall an older thread on this topic. It is a...

I recall an older thread on this topic. It is a long thread with good posts. Please search for that thread. Yes you can slip an RV or a Boeing 737 747 757.767 777 787 but you may make passengers...
Forum: RV General Discussion/News 03-20-2021, 07:24 PM
Replies: 17
Views: 1,248
Posted By gmcjetpilot
Yep and people use to have a horse and buggy, but...

Yep and people use to have a horse and buggy, but not trading in my car for one.... Tail skids it is... :D There were ground loops Oh plenty back in the good ol days, to amplify your point. Also...
Forum: RV General Discussion/News 03-19-2021, 04:23 PM
Replies: 18
Views: 2,080
Posted By gmcjetpilot
Like all things LED prices have come down and...

Like all things LED prices have come down and their power has increased. However with Aviation if it's a certified product they can charge exorbitant prices due to the certification process I...
Forum: RV General Discussion/News 03-18-2021, 10:21 PM
Replies: 14
Views: 1,608
Posted By gmcjetpilot
You did not mention price? Also who is selling so...

You did not mention price?
Also who is selling so I can steal them out from under you. ::)
Kidding not in market.

If just going just on engines (assume same HP, accessories, Prop) I'd go with newer...
Forum: RV General Discussion/News 03-18-2021, 09:39 PM
Replies: 17
Views: 1,248
Posted By gmcjetpilot
Yes when I was "racing" my RV4, I removed the TW...

Yes when I was "racing" my RV4, I removed the TW steering chains/springs.

I also removed the full catering tail wheel assembly and installed a tiny roller blade wheel and free castering assembly...
Forum: Alternative Engines 03-09-2021, 05:39 AM
Replies: 95
Views: 9,360
Posted By gmcjetpilot
Would you be willing to share the actual...

Would you be willing to share the actual performance (climb, cruise, top speed) and cost and empty weight of your RV9/Glasair Sportsman powered by Continental CD-155 diesel. Sounds interesting. I see...
Forum: Alternative Engines 03-07-2021, 09:39 AM
Replies: 95
Views: 9,360
Posted By gmcjetpilot
Fair enough, but none of us were born with...

Fair enough, but none of us were born with experience. I have a degree in Engineering, ATP, build kit planes and I am still learning... However your point on being methodical and using knowledge...
Forum: Alternative Engines 03-07-2021, 08:28 AM
Replies: 95
Views: 9,360
Posted By gmcjetpilot
I am not trying to be a jerk but you should...

I am not trying to be a jerk but you should consider the advice.

You are talking desires and reality. First your RV10 will not be fast with a VW Audi V6 TDI diesel or any other car engine I can...
Forum: Alternative Engines 03-05-2021, 07:59 PM
Replies: 95
Views: 9,360
Posted By gmcjetpilot
I think you are wrong with respect. Peter is a...

I think you are wrong with respect. Peter is a talented guy who is doing amazing work. With all his technical capabilities, time, money, tenacity he still has a heavy poor performing prototype...
Forum: RV General Discussion/News 02-23-2021, 04:53 PM
Replies: 82
Views: 10,156
Posted By gmcjetpilot
I have been at this rodeo before.... It is a...

I have been at this rodeo before.... It is a waste of time. Yes press the issue. Go to the airport manger, plea, beg, grovel....

Separation of State and Fed Gov... the airport is not owned or...
Forum: Traditional Aircraft Engines 02-18-2021, 04:31 PM
Replies: 12
Views: 1,388
Posted By gmcjetpilot
Yep 5.5 to 6 Qt max. Check it each flight and add...

Yep 5.5 to 6 Qt max. Check it each flight and add only a fraction of a Qt. to maintain the 5.5 to 6 Qt. Level.

Even though it can hold more that is only to satisfy a FAR Engine Certification rule...
Forum: RV General Discussion/News 02-17-2021, 04:55 PM
Replies: 82
Views: 10,156
Posted By gmcjetpilot
Ans: Forget it. Lawyers cost money.. There is no...

Ans: Forget it. Lawyers cost money.. There is no right to rent hangers. FED funds only requires the City/State keep an airport open to support aircraft operations, not turn it into...
Forum: RV-7/7A 02-16-2021, 03:54 PM
Replies: 14
Views: 2,428
Posted By gmcjetpilot
Most of the shake is rotational. It may work, but...

Most of the shake is rotational. It may work, but wild ace guessing it may cause excess stress on oil cooler flanges and/or baffling.

I think making the cooler to baffle duct all soft and flexible...
Forum: RV General Discussion/News 02-16-2021, 03:47 PM
Replies: 5
Views: 764
Posted By gmcjetpilot
Yep if air can't exit it can't enter... thus why...

Yep if air can't exit it can't enter... thus why there are COWL FLAPS. With that said you are experimenting. I assume you have 4-channel CHT, EGT. Of course oil Temp is required by 14CFR...
Forum: RV General Discussion/News 02-15-2021, 08:21 PM
Replies: 21
Views: 2,189
Posted By gmcjetpilot
That is what the little black and red knobs are...

That is what the little black and red knobs are for (blue if you have it) are for. Pull them back. You can go the same speed or miles across ground on less fuel with more efficient exhaust. Yes you...
Forum: RV General Discussion/News 02-15-2021, 08:17 PM
Replies: 21
Views: 2,189
Posted By gmcjetpilot
"AGAIN" No need to yell. Good gosh. It's a...

"AGAIN" No need to yell. Good gosh. It's a typo... Did not say you are wrong did I? No. I said I read them long ago, and I confirmed it is cam degrees not crank degrees. No big deal SCSmith. Sorry to...
Forum: RV General Discussion/News 02-09-2021, 10:12 PM
Replies: 21
Views: 2,189
Posted By gmcjetpilot
CAFE did many flight test articles on exhaust and...

CAFE did many flight test articles on exhaust and electronic ignition published in EAA Sport Aviation magazine. If you are an EAA member you can go back in the archives and see all of CAFE's tests....
Forum: RV General Discussion/News 02-04-2021, 10:59 AM
Replies: 82
Views: 10,156
Posted By gmcjetpilot
I read the OP and then the second reply about a...

I read the OP and then the second reply about a lawyer. Forget it. It is the airport perogative not to rent to you for any reason. It is common Airports won't rent to people who are doing an...
Forum: Traditional Aircraft Engines 01-31-2021, 08:57 PM
Replies: 9
Views: 1,240
Posted By gmcjetpilot
Yep there is crud in all of them... I have pulled...

Yep there is crud in all of them... I have pulled Constant Speed props and found crank ID had sludge in the inner bore a quarter inch thick... Glad it cleaned out nice for you, no corrosion....
Forum: RV General Discussion/News 01-23-2021, 08:05 PM
Replies: 13
Views: 1,812
Posted By gmcjetpilot
To answer you YES..... The BOW (basic operating...

To answer you YES.....

The BOW (basic operating weight) is the airplane, empty of pilot, passenger(s), cargo and fuel.... It does include basic fluids (engine oil, brake fluid).

Will empty basic...
Forum: Traditional Aircraft Engines 01-20-2021, 01:56 PM
Replies: 9
Views: 1,240
Posted By gmcjetpilot
As was said you don't strictly have to comply...

As was said you don't strictly have to comply with an AD in an experimental but.... why not. Next annual (err condition inspection) do this inspection. My RV4 I built and sold had an O320 and...
Forum: RV General Discussion/News 12-23-2020, 07:06 PM
Replies: 52
Views: 8,262
Posted By gmcjetpilot
$200K budget... OK. Buy what you like. An...

$200K budget... OK. Buy what you like. An RV14/RV10 vs Debonair/A36 are totally different. Good luck. You could build a RV10/14 for under $200K paying a "helper". If you NEED a plane today building...
Forum: RV General Discussion/News 12-23-2020, 07:00 PM
Replies: 6
Views: 876
Posted By gmcjetpilot
No. No. No.

No. No. No.
Forum: RV General Discussion/News 12-23-2020, 06:52 PM
Replies: 45
Views: 6,089
Posted By gmcjetpilot
What is the issue???? There is nothing...

What is the issue???? There is nothing aerodynamically about an RV that is an issue with rain or clouds. Some laminar flow airfoils famously changed in rain. I flew a 414 Cessna flying checks long...
Forum: RV General Discussion/News 12-08-2020, 08:12 PM
Replies: 26
Views: 5,156
Posted By gmcjetpilot
People (long time residence) are leaving in...

People (long time residence) are leaving in droves... good weather can only make up for so much.... but good luck. Add taxes, traffic, earth quake and crazy .... err politics... I left long ago. I...
Forum: RV Ongoing Maintenance Issues 12-01-2020, 02:32 PM
Replies: 18
Views: 2,115
Posted By gmcjetpilot
If that jug had that low EGT the engine would...

If that jug had that low EGT the engine would shake and you'd know it.
Forum: Safety 11-23-2020, 05:42 PM
Replies: 7
Views: 1,582
Posted By gmcjetpilot
You know the personal injury legal system is...

You know the personal injury legal system is perverted.... You can't watch over the air local TV and not see way too many personal injury wrongful death lawyer commercials. Tort law is an abomination...
Forum: RV Building Tips/Techniques 11-20-2020, 05:31 AM
Replies: 14
Views: 1,978
Posted By gmcjetpilot
I don't have links but have seen a ton of builder...

I don't have links but have seen a ton of builder site's, manufactures of actuators and web store site's that sell to kit plane builders have tons of actuators and applications to do everything you...
Forum: RV Building Tips/Techniques 11-15-2020, 06:25 PM
Replies: 14
Views: 2,683
Posted By gmcjetpilot
You are not way out of line for a RV6A with 180HP...

You are not way out of line for a RV6A with 180HP CS Prop .... the previous suggestions
Battery
Starter
Alternator
Replace Mechanical Inst Panel with Glass

There is stuff you can't help easily....
Forum: RV General Discussion/News 11-02-2020, 08:11 PM
Replies: 29
Views: 4,002
Posted By gmcjetpilot
Mechanical tachometer reads low at low RPM... So...

Mechanical tachometer reads low at low RPM... So it is really a close approximation of flight time. Since most maintenance is around engine this makes sense.

Hobbs records actual clock time...
Forum: RV General Discussion/News 11-02-2020, 08:06 PM
Replies: 5
Views: 1,390
Posted By gmcjetpilot
A 4 banger, Horz opposed, big bore stroke engine,...

A 4 banger, Horz opposed, big bore stroke engine, any small difference in power between cylinders will cause vibrations... What were your EGT/CHT for the 4 jugs before and after the spark plug change?
Forum: Safety 10-31-2020, 09:09 PM
Replies: 11
Views: 3,048
Posted By gmcjetpilot
Good gosh. Write your Congressman, Senator, FAA...

Good gosh. Write your Congressman, Senator, FAA admin.... This CAROL thing divided up the dataa base and added a bizarre query builder. They should have had a NPRM and comment period for approval...
Forum: RV General Discussion/News 10-29-2020, 10:14 PM
Replies: 38
Views: 9,000
Posted By gmcjetpilot
With out knowing zip code to and from, the...

With out knowing zip code to and from, the dimensions of the box, and the weight it's kind of hard to determine if the charge was appropriate. It does sound like a ridiculous amount. I can attest as...
Forum: RV General Discussion/News 10-24-2020, 07:46 PM
Replies: 10
Views: 2,770
Posted By gmcjetpilot
A cheapskate after my own heart.... ha ha. Well...

A cheapskate after my own heart.... ha ha. Well done. Off the shelf complete 2 Plc O2 aviation system is over $500.
Forum: Safety 10-09-2020, 06:49 PM
Replies: 13
Views: 4,561
Posted By gmcjetpilot
Many many have flipped over and most have been...

Many many have flipped over and most have been non fatal... not all.

There has been excellent threads and videos on how to break a canopy for emergency egress. I carry a spring loaded bolt and...
Forum: Flight Testing 10-09-2020, 06:46 PM
Replies: 28
Views: 5,925
Posted By gmcjetpilot
It's an RV... it is a reliable design. As far...

It's an RV... it is a reliable design.

As far as your confidence at end of Phase 1.... for a long cross country. I would just pull the cowl during the trip and have a look. It is possible things...
Forum: RV-7/7A 09-28-2020, 09:47 PM
Replies: 20
Views: 3,629
Posted By gmcjetpilot
The comment about weight reminds me of some very...

The comment about weight reminds me of some very light RV-4's and RV'6's I flew in the late 80's. They were wood prop, 160 HP O-320, day, VFR.... they were a delight. I later few some very heavy...
Forum: RV General Discussion/News 09-23-2020, 06:09 AM
Replies: 23
Views: 5,700
Posted By gmcjetpilot
I've been planning and dreaming of Hangar doors...

I've been planning and dreaming of Hangar doors on my custom hanger on my airport property. Well I did have the airport property and plans and developed the land in prep of construction. However...
Forum: RV Friends Who Have Passed On 09-23-2020, 05:40 AM
Replies: 4
Views: 3,422
Posted By gmcjetpilot
Noticed the text says RV-4A, type-oh. Condolences...

Noticed the text says RV-4A, type-oh. Condolences to family and friends.
Forum: RV General Discussion/News 08-29-2020, 10:45 PM
Replies: 11
Views: 3,642
Posted By gmcjetpilot
With a girlfriend and a spouse and 56 year career...

With a girlfriend and a spouse and 56 year career no wounder you are tired and need a rest... ha ha. God Bless and all the best.
Forum: Propellers 08-10-2020, 10:13 PM
Replies: 7
Views: 1,821
Posted By gmcjetpilot
Save your money. The prop is safe at 700 hours. I...

Save your money. The prop is safe at 700 hours. I assume it has no damage and you hanger your plane (and prop)?

Read this from Savvy Aviation, Mike Busch. He is well respected....
Forum: RV General Discussion/News 08-09-2020, 01:06 AM
Replies: 45
Views: 13,439
Posted By gmcjetpilot
I never said anything about Nose Tire. The OP...

I never said anything about Nose Tire. The OP thread was about what size tube. So we both missed the point. But I do apologize for inducing thread drift.
Forum: RV General Discussion/News 08-07-2020, 08:39 PM
Replies: 45
Views: 13,439
Posted By gmcjetpilot
OK these are not the LAMB 11-400 x 5 many used in...

OK these are not the LAMB 11-400 x 5 many used in the past. The 11-400x5 was made by Cheng Shin - China). They were used on ultra lights and experimental AC (e.g., Vari Ez / Long Ez). Spruce Aircraft...
Forum: Traditional Aircraft Engines 08-05-2020, 03:41 PM
Replies: 30
Views: 4,764
Posted By gmcjetpilot
Let me add another irrelevant but related...

Let me add another irrelevant but related comment. Stick with 8.5 to 1.... 9 to 1 max.

Personally I prefer 8.5 to 1 CR.... It has higher detonation margins than 9.0 to 1 CR, and another 10 HP is not...
Forum: RV General Discussion/News 08-04-2020, 09:26 PM
Replies: 13
Views: 4,681
Posted By gmcjetpilot
I guess if you own and fly a $175K to $500K (not...

I guess if you own and fly a $175K to $500K (not kidding) Cirrus single engine plane you can afford $5995 for wheel pant intersection fairing...:rolleyes:

As was said above, just eyeball engineering...
Forum: RV General Discussion/News 08-01-2020, 09:21 AM
Replies: 45
Views: 13,439
Posted By gmcjetpilot
I have some NEW LAMB tubes give me a PM me if...

I have some NEW LAMB tubes give me a PM me if interested.



Why, are they metric? Because it is made in CHINA and these are not aircraft tires. They were made for other utilitarian uses (carts,...
Forum: Traditional Aircraft Engines 08-01-2020, 09:04 AM
Replies: 30
Views: 4,764
Posted By gmcjetpilot
There is a relationship between bore & stroke...

There is a relationship between bore & stroke (displacement), cylinder head volume (combustion chamber), and piston shape in determining CR.

By definition.

BORE X STROKE = DISPLACEMENT

* You can...
Forum: RV General Discussion/News 07-28-2020, 08:10 PM
Replies: 19
Views: 9,807
Posted By gmcjetpilot
Exclamation I ended all the issues with the wire Push Pull...

I ended all the issues with the wire Push Pull cable by going to a cable with a threaded end. I use a rod end fitting. No Mickey Mouse issues. This is an important control and this isn't a place...
Forum: RV Building Tips/Techniques 07-26-2020, 10:00 PM
Replies: 22
Views: 7,913
Posted By gmcjetpilot
How much gap are we talking. In the day before...

How much gap are we talking. In the day before the two piece pants you had large gaps. Baffle material was common. Once we got the two piece you could make it tight. The down side is different tire...
Forum: RV General Discussion/News 07-24-2020, 08:51 PM
Replies: 70
Views: 19,767
Posted By gmcjetpilot
Premium is of course dependent on many factors....

Premium is of course dependent on many factors. TW can be less than Trike...

Ways to save money (for less coverage) besides no insurance at all, is liability only. Another level is non-movement...
Forum: RV General Discussion/News 07-24-2020, 08:18 PM
Replies: 9
Views: 1,510
Posted By gmcjetpilot
Beautiful Primer. But later same color as...

Beautiful Primer. But later same color as plane... This was on my first RV. My RV-7 all lights are in wingtips and it is currently gel-coat... but will be painted airplane color....
Forum: RV General Discussion/News 07-12-2020, 02:50 PM
Replies: 5
Views: 1,419
Posted By gmcjetpilot
too much automation. I'd call Dynon. Curious what...

too much automation. I'd call Dynon. Curious what it uses for input. I assume OAT is one. Why it alerts at 70F I don't know.
Forum: Safety 06-28-2020, 06:31 PM
Replies: 30
Views: 4,264
Posted By gmcjetpilot
You were not the first. Cirrus now offers from...

You were not the first. Cirrus now offers from the factory a gear switch on fixed gear SR22's (option I think). A pilot I flew with late 80's came from an airline with a mixed fleet of DHC-6 Twin...
Forum: RV-14 06-26-2020, 08:22 PM
Replies: 35
Views: 11,164
Posted By gmcjetpilot
Another pilot with tail wheel envy. :D Yes Trikes...

Another pilot with tail wheel envy. :D Yes Trikes never have pilot induced landing issues. :rolleyes:

http://1.bp.blogspot.com/-YQS_T2W5vvI/UXB5l5jFwhI/AAAAAAAAJ7c/kYfRhKLFBu4/s320/rv9_flaps.jpg
Forum: RV-7/7A 06-26-2020, 05:57 PM
Replies: 8
Views: 1,285
Posted By gmcjetpilot
I like how you think... Larger douber would be...

I like how you think... Larger douber would be good as suggested. ELT does not have too much drag. If you push on it with a few lbs of force near base. It should not move and skin should not have...
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