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Search: Posts Made By: jclark
Forum: Electronic Ignition Systems 11-17-2021, 06:44 PM
Replies: 8
Views: 583
Posted By jclark
I have one older ElectroAir ("Jeff Rose") unit on...

I have one older ElectroAir ("Jeff Rose") unit on an RV6 built about 20 years ago and with over 2000 hours.

Two suggestions (assuming that what you have is similar in design:

1. Look into a...
Forum: RV General Discussion/News 10-25-2021, 09:29 AM
Replies: 23
Views: 3,643
Posted By jclark
THANKS!! I think the AD probably happened after...

THANKS!!

I think the AD probably happened after the reporting of my problem with the carburetor and then others having issues. I could not make progress with the manufacturer at the time so I...
Forum: RV General Discussion/News 10-22-2021, 10:05 AM
Replies: 23
Views: 3,643
Posted By jclark
WOW!

WOW!!!!!!!!!!

Thanks for the detective work.
Obviously, MAJOR surgery.
No wonder I kept running into more leaks.

I am going to owe the "tank surgeon" something special!! :-)

To undrift the thread...
Forum: RV General Discussion/News 10-21-2021, 01:10 PM
Replies: 23
Views: 3,643
Posted By jclark
Follow-up

To follow up on Dan's idea, I have been working with Whirlwind to explore this avenue. They have been a bit puzzled by this and their designer asked us to look into the hub. We are going to try a...
Forum: RV General Discussion/News 10-21-2021, 12:56 PM
Replies: 2,001
Views: 626,756
Posted By jclark
How about ...

How about Randy Quaid, "Independence Day (1996)"?
"Hello boys ... I'm baaaaacck!"

In the movie, they used a more realistic fighter, but originally he came to the rescue in his biplane. Of course, a...
Forum: RV General Discussion/News 10-13-2021, 12:10 PM
Replies: 10
Views: 1,058
Posted By jclark
I have had one installed in my RV6 since 2002....

I have had one installed in my RV6 since 2002. The plane was featured at the Control Vision booth at Oshkosh in 2003. Worked with no issues (other than the time when my leaking tip-up allowed it to...
Forum: Traditional Aircraft Engines 10-10-2021, 07:31 PM
Replies: 4
Views: 974
Posted By jclark
Yes ...

The previously mentioned list is pretty much spot on.

I did this on a carbureted "340" (stroked O-320) with Don at Airflow Performance. We worked together to get a kit that would also work on the...
Forum: RV-6/6A 10-08-2021, 11:09 AM
Replies: 10
Views: 1,122
Posted By jclark
One more thing ...

Although I am not recommending such, you could also put two PC680's on the firewall for extra weight if you were not comfortable. It would be some extra weight that had extra value (more electrons...
Forum: RV-6/6A 10-07-2021, 08:26 AM
Replies: 10
Views: 1,122
Posted By jclark
Sean, I have had an Ed Sterba wood, an MT...

Sean,

I have had an Ed Sterba wood, an MT composite fixed pitch, a Catto 3-blade composite, a Whirlwind ground adjustable composite, a Whirlwind composite constant speed, and a Hartzell metal...
Forum: Electronic Ignition Systems 09-28-2021, 10:54 AM
Replies: 31
Views: 3,459
Posted By jclark
Walt, you are correct, BUT ... I was assuming...

Walt, you are correct, BUT ...

I was assuming that all mag work was farmed out. P-Mag prices have gone up! (As everything else). I have over 2000 hours with the plane so my math, based on prices I...
Forum: Glass Cockpit 09-28-2021, 02:05 AM
Replies: 6
Views: 848
Posted By jclark
Given that you have an HXr, I think you will get...

Given that you have an HXr, I think you will get more value by adding a GRT Mini. It can serve as PFD backup, or Engine Monitor, or Moving Map. With the two connected, you can easily get "Waypoint...
Forum: Electronic Ignition Systems 09-28-2021, 01:53 AM
Replies: 31
Views: 3,459
Posted By jclark
We started out (in 2002) with a Jeff Rose (now...

We started out (in 2002) with a Jeff Rose (now ElectroAir) electronic ignition plus one mag on the RV6.

Later when the mag had issues, it was replaced with a P-MAG.
I am on the second engine with...
Forum: Traditional Aircraft Engines 09-21-2021, 01:58 PM
Replies: 19
Views: 1,767
Posted By jclark
Make that about 20 years ago!

Make that about 20 years ago!
Forum: Traditional Aircraft Engines 09-21-2021, 01:56 PM
Replies: 19
Views: 1,767
Posted By jclark
And Paul, to add a bit of levity ... Where I am...

And Paul, to add a bit of levity ...

Where I am from (Deep South), growing up, the old-timers would say "Jest make sure it's **High Test**" !!

Most people here are probably too young to know the...
Forum: RV-6/6A 09-20-2021, 10:48 PM
Replies: 8
Views: 908
Posted By jclark
Sent PM to you

Please check PM.
Forum: RV-8/8A 09-20-2021, 02:22 PM
Replies: 20
Views: 2,927
Posted By jclark
A VERY different thought ...

This looks VERY similar to the screws used in the EarthX batteries.
(Was just working with some.)

Do you have those? If so, have you been working on those lately? And further of so, are they in you...
Forum: Glass Cockpit 09-20-2021, 02:18 PM
Replies: 4
Views: 558
Posted By jclark
Something doesn't look right ...

I noticed that your scale for MP seems to be off. I am assuming a normally aspirate Lycoming (I may be wrong), so the max value you need on the display is say, 35" Hg.

Also, you should be able to...
Forum: Places To Fly...Things to See...Things to Eat 09-07-2021, 02:38 PM
Replies: 16
Views: 1,991
Posted By jclark
And with some work that is underway, we...

And with some work that is underway, we anticipate there being a LOT more stuff for the kids next year.
Forum: RV General Discussion/News 09-07-2021, 10:28 AM
Replies: 27
Views: 3,289
Posted By jclark
+1 on receiver sensitivity being affected as a...

+1 on receiver sensitivity being affected as a possibility.

Another easy thing to try is:
(Forgive me if you have already done all of this. Just throwing out ideas),

1. Push the plane into the...
Forum: RV General Discussion/News 09-03-2021, 06:02 PM
Replies: 50
Views: 16,989
Posted By jclark
Another option ..

I worked with Marvin of "Smoking Airplanes" fame to design a 7.5-gallon aluminum tank that fits behind the seats of RV6, 7, 9. Two of these yield 15 gallons.

Most of the weight ends up under the...
Forum: RV-8/8A 08-27-2021, 09:39 AM
Replies: 3
Views: 966
Posted By jclark
IO390 + RV8 + Vans Cowl ...Fit OK???

Anyone with info on the fit of the YIO390 EXP119 from Van's on an RV8 using the STOCK Van's cowl?


I know several have it with the Sam James cowl. Looking for stock WITHOUT mods to the...
Forum: RV General Discussion/News 08-26-2021, 08:35 AM
Replies: 23
Views: 3,643
Posted By jclark
Thanks Tom. Since I have removed and replaced...

Thanks Tom.

Since I have removed and replaced the prop twice recently and loosened and tightened the alternator in each case, I don't THINK that is loose or broken.

Again, will look to see, again.
Forum: RV General Discussion/News 08-26-2021, 08:32 AM
Replies: 23
Views: 3,643
Posted By jclark
No wobble of the spinner was noticed. Will keep...

No wobble of the spinner was noticed. Will keep in mind.

Thanks.
Forum: RV General Discussion/News 08-26-2021, 08:28 AM
Replies: 23
Views: 3,643
Posted By jclark
Dan, I don't recall at the moment. Not sure if...

Dan,

I don't recall at the moment. Not sure if it was there all along or after going from FP to CS or when going from Carb to FI. See below ...

The original prop on the 340 was a 3-blade Catto....
Forum: RV General Discussion/News 08-26-2021, 07:16 AM
Replies: 23
Views: 3,643
Posted By jclark
Thanks. Keep the ideas coming!

The SAME Conical mount with new Lord "donuts" Stroked 320 with compression upped to 9:1. Will inspect, again. This airplane (320/Hartzell CS config) has been flown rather aggressively (Team RV /Team...
Forum: RV General Discussion/News 08-26-2021, 06:51 AM
Replies: 23
Views: 3,643
Posted By jclark
No apparent interference

No signs of interference.

Yes, the pulses are stronger on the 340.

Thanks!
Forum: RV General Discussion/News 08-25-2021, 07:57 PM
Replies: 23
Views: 3,643
Posted By jclark
First, I have NO reason to suspect my Whirlwind...

First, I have NO reason to suspect my Whirlwind prop. I wonder though about the hub based on DanH's comment but have no data or basis for real concern.

Having said that, I have been offered a loaner...
Forum: RV General Discussion/News 08-24-2021, 09:19 PM
Replies: 23
Views: 3,643
Posted By jclark
Hmmmm ....

I think that the hub used in my vintage of WW prop is of McCauley descent.

I wondered if there might be a prop governor issue but did not think about the HUB. WW now machines their OWN hub as I...
Forum: RV General Discussion/News 08-24-2021, 08:28 PM
Replies: 23
Views: 3,643
Posted By jclark
They COULD be a problem but they are in fact new....

They COULD be a problem but they are in fact new. I am accustomed to getting those changed out every 400 hours as I am VERY sensitive to vibrations.

Nothing LOOKS out of order with them. But I will...
Forum: RV General Discussion/News 08-24-2021, 08:26 PM
Replies: 23
Views: 3,643
Posted By jclark
THANKS! 1. Prop was smooth running but I sent it...

THANKS!

1. Prop was smooth running but I sent it to WW for "overhaul".
2. Got it back and immediately felt "prop vibrations". Attempted to have it balanced by local A&P shop. Could not get good...
Forum: RV General Discussion/News 08-24-2021, 07:38 PM
Replies: 23
Views: 3,643
Posted By jclark
"Whole lotta shakin' goin' on ..." 2nd try. Any ideas?

Short version:

Initially: RV6 (2002), over 2000 hours with a carbureted Lyc O-320 [conical mount] and Hartzell CS prop at the end. One Jeff Rose EI and one P-MAG. Ran smooth. No issue.

Now: Fuel...
Forum: RV General Discussion/News 08-03-2021, 09:41 PM
Replies: 31
Views: 5,320
Posted By jclark
Southwest. As you say, down the road a bit. LOTS...

Southwest.

As you say, down the road a bit.
LOTS of moving pieces.
Forum: RV General Discussion/News 04-03-2020, 10:19 PM
Replies: 13
Views: 5,878
Posted By jclark
CONGRATULATIONS!!!! You have worked hard to EARN...

CONGRATULATIONS!!!!

You have worked hard to EARN it.

From a long time "believer" (who has been "off the grid" and just had to take a 10-minute break) ...
Forum: Traditional Aircraft Engines 02-14-2020, 04:19 PM
Replies: 16
Views: 6,533
Posted By jclark
Another question about your plane/config

[Been "offline" for some time due to "new" work requirements.]

What prop do you have?

Was your plane the one at the Continental booth last year for Airventure? If so, I was trying to catch you but...
Forum: RV General Discussion/News 09-29-2019, 10:51 PM
Replies: 11
Views: 1,740
Posted By jclark
Try Columbia SC .... KCUB

We have several RV's at KCUB. [RV4/6&6A/8/9A/10 under construction/.

I have a flying RV8 and RV6. Also, an RV6A project.

Would be happy to give you and your wife seat time in either as well as a...
Forum: RV General Discussion/News 08-21-2019, 10:47 PM
Replies: 5
Views: 1,294
Posted By jclark
In Search of RV8 Painter recommendations for "Tuskegee Airmen" paint scheme

I have an RV8 that I purchased (years ago) with the goal of flying an Original Tuskegee Airman in it and have it painted in the "Red Tail" scheme of one of the airmen.

The goal is to be able to...
Forum: RV-7/7A 08-11-2019, 12:55 PM
Replies: 28
Views: 12,214
Posted By jclark
What fuel selector do you have? I would not merge...

What fuel selector do you have?
I would not merge with another tank.

I vent via INDIVIDUAL LINES to a 90 degree fuel fitting attached to the bottom of the fuselage right near where the flap...
Forum: RV-7/7A 08-11-2019, 12:12 AM
Replies: 28
Views: 12,214
Posted By jclark
I helped Marvin in the design of the "7.5...

I helped Marvin in the design of the "7.5 gallons" behind the seat tanks. I have two installed in an RV6.

They have been used as separate fuel and smoke oil tanks as well as two (plumbed together)...
Forum: RV General Discussion/News 08-07-2019, 11:49 PM
Replies: 2
Views: 637
Posted By jclark
Might need a little more info here ...

I have an RV8 with an O-360 and with an HXr.

Not exactly sure as to your request.
Engine limits?
Screen config info?

Even with the same plane and almost the same equipment, there may ve different...
Forum: Glass Cockpit 08-07-2019, 11:43 PM
Replies: 7
Views: 1,855
Posted By jclark
What Jerry said, plus ...

Just be sure to check the recording interval. I think it is now possible to record as fast as every 100 msec. DEFINITELY as granular as every second.

The file type as I also recall is ".csv" so you...
Forum: RV General Discussion/News 07-29-2019, 11:27 PM
Replies: 66
Views: 16,378
Posted By jclark
It is big and we are continuously trying to make it better ...

We have been working hard to improve the "experience" for all who come to Oshkosh/AirVenture.

The large crowds imply that it is working for many. Yet we know there continues to be much to do to...
Forum: RV General Discussion/News 05-04-2019, 12:28 AM
Replies: 88
Views: 18,028
Posted By jclark
Please cut Vic, EAA and FAA some slack on this ...

Although I haven't been posting much recently, I felt the need to chime in and say that Vic is NOT trying to be a "Company Man" on this.

I will leave the details to come from Vic, but I must say...
Forum: Safety 11-23-2018, 07:46 PM
Replies: 171
Views: 27,147
Posted By jclark
As I recall, there would be MOTIVATION for people...

As I recall, there would be MOTIVATION for people to LAND at FDL in that the first to be sent to OSH when things clear up would be those who had LANDED and gotten out of the mass clutter. That way,...
Forum: Safety 11-23-2018, 01:48 AM
Replies: 171
Views: 27,147
Posted By jclark
I have been otherwise tied up recently but I must...

I have been otherwise tied up recently but I must say:

1. Thanks, Vic (and Paul).
2. As mentioned by Vic, there is a **LOT** being discussed/reviewed on improving things. Some things are not fully...
Forum: Southeast 10-14-2018, 09:56 AM
Replies: 3
Views: 1,175
Posted By jclark
Yes, But .....

Did my instrument checkride in my Archer II, years back, in Florence. I think that Fred (a legend) may not be with us anymore.

Did my commercial checkride in my RV6, in Orangeburg (just south of...
Forum: RV Friends Who Have Passed On 10-14-2018, 12:00 AM
Replies: 86
Views: 39,266
Posted By jclark
Sad ..... So sad

What a painful loss. One of the great ones has left us.

So many great memories.
(On the ground and in the air.)

Just one of MANY indicators of the person he was ... I flew up to his airport and...
Forum: RV-8/8A 09-21-2018, 12:40 PM
Replies: 18
Views: 5,885
Posted By jclark
Found to be a great idea for me ...

I am not home so I cannot provide a picture but in the RV8, I have one and it has proven to be most valuable.

The plane has the large GRT HXr plus two MINIs but even with them removed the access...
Forum: Southeast 09-21-2018, 12:28 PM
Replies: 11
Views: 1,838
Posted By jclark
All exist at KCUB (Columbia, SC)

Cannot commit all owners to touch and play but if we can work out details, you can see GRT Sport SX (x3) in an RV6 and a GRT HXr + GRT MINI (x2) in an RV8.

The Garmin is in a NEW, Oshkosh...
Forum: Traditional Aircraft Engines 08-23-2018, 09:55 PM
Replies: 8
Views: 3,305
Posted By jclark
HELP Request ... Whole Lotta Shakin' Goin' On!

Aircraft: RV6
Engine: ECI 340 Stroker
Fuel Delivery: Airflow Performance Fuel Injection
Propeller: Whirlwind Constant Speed

Problem: Upon significant reduction in power (quickly pulling the black...
Forum: RV General Discussion/News 08-01-2018, 08:26 PM
Replies: 253
Views: 55,067
Posted By jclark
Yes, Thrashing it is and Queueing Theory makes my (OLDER) head hurt! :-)

Decades ago, I would stare at performance monitors to "become one with the machine (computer)". The impact of multiple "servers" was internalized. The impact of reaching the threshold (typically...
Forum: RV General Discussion/News 07-30-2018, 10:02 PM
Replies: 253
Views: 55,067
Posted By jclark
Mass Arrival can have plusses and MINUSSES

Although on the Board, the opinions expressed are mine alone at the moment.

I agree with a LOT that has been said about MASS ARRIVALS.

Not some major defense of them, Just countering that they are...
Forum: RV General Discussion/News 07-30-2018, 09:45 PM
Replies: 253
Views: 55,067
Posted By jclark
A well-executed mass arrival (tight formation)...

A well-executed mass arrival (tight formation) can be safer and is A LOT more efficient so even with a little "setup time" you can have more throughput.

The key is "well executed".
Forum: RV General Discussion/News 07-30-2018, 09:40 PM
Replies: 253
Views: 55,067
Posted By jclark
I like your line of reasoning ....

Did some similar calculations today as well.

The "system" has its limits.

One key is to do things to minimize/smooth out "spikes" that pushes things over the limit and then causes...
Forum: Safety 07-30-2018, 09:26 PM
Replies: 171
Views: 27,147
Posted By jclark
CB's here!

CB here!

Many minds are thinking this through.

I had some discussions this evening that includes a lot of what you say here and MORE!

<<<< DISCLAIMER: What I am saying here is **NOT** the position...
Forum: RV General Discussion/News 07-30-2018, 11:05 AM
Replies: 11
Views: 5,443
Posted By jclark
Congrats to all but a MAJOR "shout out!" to...

Congrats to all but a MAJOR "shout out!" to Melinda Harrill of my home base, EAA Chapter 242, KCUB, Columbia, SC.

I can say for a fact, WELL EARNED!!!!!!
Forum: RV General Discussion/News 07-27-2018, 04:02 PM
Replies: 253
Views: 55,067
Posted By jclark
PLEASE listen to Vic (and others)

I (another EAA Board Member) had to depart Airventure early for another Convention, but rest assured that as Vic is saying, this is a BIG DEAL for us, the Board. This NOT something that we are...
Forum: RV General Discussion/News 07-24-2018, 08:56 AM
Replies: 253
Views: 55,067
Posted By jclark
We (EAA Board) hear you (and many other flyers)

Being the Board member referenced, I can say the following:

We just spent the opening of the board meeting discussing this and will have a lot of people working to understand the root causes,...
Forum: Traditional Aircraft Engines 07-03-2018, 05:31 AM
Replies: 3
Views: 981
Posted By jclark
Just a thought ... Check your prop bolts for...

Just a thought ...

Check your prop bolts for need of re-torque.
Forum: ADS-B 03-25-2017, 02:46 PM
Replies: 10
Views: 5,117
Posted By jclark
The GRT stuff is a non-issue in this case. The...

The GRT stuff is a non-issue in this case.

The 480 and 330 can both be upgraded to work if that is your choice. I helped a friend do just this. His GRT setup is HXr + 2x Mini.

As Bob mentioned,...
Forum: RV General Discussion/News 12-19-2016, 11:00 AM
Replies: 27
Views: 14,057
Posted By jclark
EVAN ... Good News!!

I heard back from Evan.
Short answer ...

Some things happened that took him out of commission for a bit.

He is working on getting tanks done now.

PLEASE, let's give him a little (more) breathing...
Forum: RV General Discussion/News 12-18-2016, 04:44 PM
Replies: 27
Views: 14,057
Posted By jclark
Any contact with Evan yet? ANYONE??

I won't go into details at the moment but I too am waiting for a tank to be delivered by Evan. Parts shipped to him and tank build paid for.

I owe this tank to Mike Sears who was kind enough to help...
Forum: Places To Fly...Things to See...Things to Eat 10-31-2016, 05:42 PM
Replies: 33
Views: 35,717
Posted By jclark
Fly your RV to KOGB to see the eclipse (near SC State :-) )

Though not announced yet, I plan for us at SC State University to do something big for this. (One of our professors just **might** be coordinating telescopes around the state.)

If you plan to fly...
Forum: RV General Discussion/News 10-01-2016, 11:51 PM
Replies: 20
Views: 7,968
Posted By jclark
For me, YES

With over 2000 hours on a conical mount O-320 (now IO-340), I can say that the more expensive conical mounts were WORTH IT to ME.

Not as smooth as Dynafocal (far less isolation) but worth it.

Your...
Forum: RV General Discussion/News 08-20-2016, 07:18 AM
Replies: 52
Views: 12,531
Posted By jclark
Godspeed Joe

Joe,
May you be "smiled upon" from On High during this "retirement".
Our prayers are with you and family as you take this fight to the next level.

As others have said, if there is anything I can do...
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