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Search: Posts Made By: Toobuilder
Forum: Electronic Ignition Systems Yesterday, 06:29 AM
Replies: 1
Views: 205
Posted By Toobuilder
Summit racing (or Jegs, etc) has wire, boots and...

Summit racing (or Jegs, etc) has wire, boots and terminals in bulk. Any size and color under the rainbow.
Forum: RV Building Tips/Techniques 05-20-2022, 07:55 AM
Replies: 33
Views: 2,636
Posted By Toobuilder
Yep, that looks like foam rubber. Maybe grab a...

Yep, that looks like foam rubber. Maybe grab a small chunk and hit it with a lighter and see what it does. The stuff my Rocket builder used was wildly flamable. Not only did it readily burst into...
Forum: Traditional Aircraft Engines 05-20-2022, 07:45 AM
Replies: 3
Views: 329
Posted By Toobuilder
I'd be interested to see how they achieve a leak...

I'd be interested to see how they achieve a leak free seal around the pushrod tubes and cylinder bases. It "looks" like there is no positive seal there. If there IS contact with the pushrod tubes,...
Forum: Glass Cockpit 05-17-2022, 10:43 PM
Replies: 5
Views: 237
Posted By Toobuilder
May take some iteration to narrow down the k...

May take some iteration to narrow down the k factor, but its prettey simple math.
Forum: Electrical Systems 05-17-2022, 10:41 PM
Replies: 57
Views: 4,688
Posted By Toobuilder
Generator is direct drive to the spline coupling.

Generator is direct drive to the spline coupling.
Forum: RV General Discussion/News 05-10-2022, 01:07 PM
Replies: 20
Views: 2,097
Posted By Toobuilder
The recirculating action of the efi (note lower...

The recirculating action of the efi (note lower case, brand agnostic) is magic on hot starts. The hot fuel firewall forward is quickly flushed out and replaced with the cooler stuff from the tanks -...
Forum: RV General Discussion/News 05-10-2022, 12:56 PM
Replies: 10
Views: 672
Posted By Toobuilder
Thumbs up Thats some good news right there. At least it...

Thats some good news right there. At least it will take things in the right direction if it doesn't wash it all out.

Thanks for the insight everyone. Will report back when this is resolved.
Forum: RV General Discussion/News 05-10-2022, 06:39 AM
Replies: 10
Views: 672
Posted By Toobuilder
Clearly its easier to squeeze than UN squeeze,...

Clearly its easier to squeeze than UN squeeze, but the basic question remains: does a sharper TE fly higher or lower? If the sharper TE flies lower, its going to make my right roll condition worse....
Forum: RV General Discussion/News 05-09-2022, 10:59 PM
Replies: 10
Views: 672
Posted By Toobuilder
Question Aileron Squeeze Question

I have read penty here concerning the often dramatic difference the radius of the folded TE makes. But what I cant seem to find through a search is what the nature of the change is, aerodynamically....
Forum: RV Building Tips/Techniques 05-02-2022, 04:58 PM
Replies: 9
Views: 731
Posted By Toobuilder
I like the .750 drip hose from the big box home...

I like the .750 drip hose from the big box home stores. Light and cheap.
Forum: RV Ongoing Maintenance Issues 05-01-2022, 08:57 AM
Replies: 2
Views: 273
Posted By Toobuilder
I use a variety of carcases with my Monster...

I use a variety of carcases with my Monster retreads, but I typically run very high pressures - 45+ PSI. I also have let them leak down significantly (25 ish), and it makes no difference on the...
Forum: RV General Discussion/News 04-23-2022, 12:47 PM
Replies: 35
Views: 5,024
Posted By Toobuilder
I also flew an "Old Crow" for a decade or so... ...

I also flew an "Old Crow" for a decade or so... I'll see if the current owner wants to contact you


https://www.airport-data.com/images/aircraft/000/655/655472.jpg
Forum: RV Building Tips/Techniques 04-23-2022, 08:25 AM
Replies: 4
Views: 408
Posted By Toobuilder
Piano hinge wherever possible. Essentially zero...

Piano hinge wherever possible. Essentially zero spacing and self sealing. Also lightning fast to remove/install.
Forum: ADS-B 04-13-2022, 05:35 PM
Replies: 7
Views: 599
Posted By Toobuilder
Ok, light bulb just went off. This calibration...

Ok, light bulb just went off. This calibration is done while the pitot static system is being exercised by a huffer/puffer test set like a TTU-205. Other transponders I've installed were looking at...
Forum: ADS-B 04-12-2022, 06:46 PM
Replies: 7
Views: 599
Posted By Toobuilder
Yes, yes, yes, and not sure. I guess I'm...

Yes, yes, yes, and not sure. I guess I'm unclear on the "calibrate" function. Will have to open up the sensor page and look for that command. Is it "start", "go", or something intuitive?
Forum: ADS-B 04-11-2022, 06:23 PM
Replies: 7
Views: 599
Posted By Toobuilder
Question GTX335 config Help- No Altitude Display

Just installed a 335 using the little Garmin altitude encoder and the internal GPS. Though I can navigate to the altitude correction page and the field elevation is approximately right, when I go...
Forum: Electrical Systems 04-03-2022, 08:56 AM
Replies: 3
Views: 632
Posted By Toobuilder
Ive been flying with just USB power ports in...

Ive been flying with just USB power ports in back, and on shorter flights we dont even plug it in. As for a data source, most devices in the cockpit are streaming now anyway so the internal GPS on...
Forum: RV-14 03-26-2022, 09:11 AM
Replies: 15
Views: 1,217
Posted By Toobuilder
I mounted my Dynon AND the generic heated tube...

I mounted my Dynon AND the generic heated tube off a Mooney on the bellcrank inspection panels themselves on both the Rocket and the RV-8. In both cases, the airplanes were first flown in the "as...
Forum: RV-4 03-26-2022, 09:01 AM
Replies: 10
Views: 1,222
Posted By Toobuilder
My total inlet area is a touch under 45, and I'm...

My total inlet area is a touch under 45, and I'm also planning to choke it down a bit.

Big disclaimer: my outlet scheme uses augmentor tubes, so I have an advantage at low speed and high power that...
Forum: Traditional Aircraft Engines 03-26-2022, 08:41 AM
Replies: 18
Views: 2,336
Posted By Toobuilder
You dont need big compression to get to 300. I...

You dont need big compression to get to 300. I have 8.5 pistons and the stock D4A5 camshaft and I did significantly better than 330 on the dyno. While the absolute number may be suspect, I have...
Forum: Traditional Aircraft Engines 03-26-2022, 08:21 AM
Replies: 109
Views: 7,395
Posted By Toobuilder
Cant speak for Greg but I pull a bunch of timing...

Cant speak for Greg but I pull a bunch of timing out (17 degrees at TO power), effective cooling, spot on mixture distribution, and full engine monitoring. I have run my real world "worst" case...
Forum: RV-4 03-25-2022, 08:42 AM
Replies: 10
Views: 1,222
Posted By Toobuilder
My total exit area on my Rocket is 39 square...

My total exit area on my Rocket is 39 square inches. It cools too well, so I'm going to choke it down to 36.

I'm making more than 2X the power of the OP, so not apples to apples, but does...
Forum: Traditional Aircraft Engines 03-25-2022, 08:29 AM
Replies: 109
Views: 7,395
Posted By Toobuilder
I think the "fallacy" highlighted is: "...Don't...

I think the "fallacy" highlighted is:

"...Don't change compression because it reduces detonation margin and you will want that margin when you hit a seagull and your CHT runs away..."

Agree,...
Forum: Traditional Aircraft Engines 03-20-2022, 09:09 AM
Replies: 22
Views: 1,614
Posted By Toobuilder
That's the understatement of the year right...

That's the understatement of the year right there. I'd call that the "nuclear option". Absolute overkill on every front - cost, weight, complexity...

This is an OIL DRAIN!
Forum: Traditional Aircraft Engines 03-20-2022, 09:03 AM
Replies: 22
Views: 1,614
Posted By Toobuilder
I'm another long time user of "corner auto parts...

I'm another long time user of "corner auto parts hose" and the constant tension clamps. Clamps are widely available from all the typical industrial supply places, (grainger, McMaster, MSC, etc), as...
Forum: Traditional Aircraft Engines 03-19-2022, 09:40 AM
Replies: 109
Views: 7,395
Posted By Toobuilder
Since I have also run a 540 across the Ly-Con...

Since I have also run a 540 across the Ly-Con dyno recently, I just thought I'd add another data point to the "dyno methodology" aspect of this discussion.

Essentially stock D4A5 (8.5 CR) with...
Forum: Traditional Aircraft Engines 03-12-2022, 11:07 AM
Replies: 109
Views: 7,395
Posted By Toobuilder
Intuitively, pulling a bunch of timing out...

Intuitively, pulling a bunch of timing out increases detonation margin, but how much, who knows? I have data to show that you dont lose much TO power with a big retard, but thats all I was...
Forum: Traditional Aircraft Engines 03-12-2022, 08:10 AM
Replies: 109
Views: 7,395
Posted By Toobuilder
However, short of turbonormalizing, a bump in CR...

However, short of turbonormalizing, a bump in CR does provide instant gains in combustion efficiency at altitude. I considered this route for the Rocket for exactly the same reason. I stuck with...
Forum: Traditional Aircraft Engines 03-11-2022, 01:38 PM
Replies: 109
Views: 7,395
Posted By Toobuilder
Slightly different way to approach the issue, but...

Slightly different way to approach the issue, but my dyno timing sweep thread might fill in some blanks:

https://vansairforce.net/community/showthread.php?t=182190
Forum: RV General Discussion/News 02-18-2022, 05:31 PM
Replies: 15
Views: 2,053
Posted By Toobuilder
This is funny... I have a low time IO-360 (PV)...

This is funny... I have a low time IO-360 (PV) that I've been hanging onto while searching for a S-1C project.

Seems we never get what we want!
Forum: RV General Discussion/News 02-11-2022, 07:21 AM
Replies: 17
Views: 1,580
Posted By Toobuilder
If the electic pump is indeed overpowering the...

If the electic pump is indeed overpowering the carb float/needle/seat then one easy test is to turn on the pump (engine off) and watch for fuel to overflow the carb. Should take no more than 30...
Forum: Traditional Aircraft Engines 02-06-2022, 09:52 AM
Replies: 27
Views: 2,293
Posted By Toobuilder
Find new friends. Cooling issues are as simple...

Find new friends.

Cooling issues are as simple as "no fire" in engine runs. Almost always one of three things:

Insufficient fuel
Insuficient Delta P
Incorrect ignition timing.
Forum: RV-10 02-06-2022, 09:46 AM
Replies: 27
Views: 8,883
Posted By Toobuilder
Yep. Always amazed at the inevitable responder...

Yep. Always amazed at the inevitable responder who highlights this "issue".

Solved as easily as an empty Gatoraide bottle or as complex as a venturi and relief tube. Even the most complex is...
Forum: West (and Southwest) 01-31-2022, 04:47 PM
Replies: 22
Views: 1,838
Posted By Toobuilder
Never had a handling fee at VGT. Tie downs is...

Never had a handling fee at VGT. Tie downs is all I've paid, and one night is waived with a 20 gallon fuel purchase (keep the reciept - they check!)
Forum: West (and Southwest) 01-30-2022, 09:01 PM
Replies: 22
Views: 1,838
Posted By Toobuilder
Vegas is a frequent weekend destination for us...

Vegas is a frequent weekend destination for us and we used to do Henderson when there was a free shuttle, but switched to VGT when that went away. Been going into VGT now for 10+ years. We also...
Forum: RV-4 01-30-2022, 07:04 AM
Replies: 16
Views: 1,937
Posted By Toobuilder
My neighbor had one. The original builder flew...

My neighbor had one. The original builder flew it as a taildragger first, and then added a one piece leaf for the mains and the typical rod for the nose. Did it so his wife could fly it. ...
Forum: RV Building Tips/Techniques 01-28-2022, 06:43 AM
Replies: 7
Views: 1,356
Posted By Toobuilder
The avoidance of 90's in the system is almost...

The avoidance of 90's in the system is almost universally reserved for the single piece AN fitting, where the passages are drilled and the intersection is sharp. And in the fuel system, its the...
Forum: RV General Discussion/News 01-16-2022, 11:29 AM
Replies: 2
Views: 526
Posted By Toobuilder
Just add a Lycoming viscosity valve and spring...

Just add a Lycoming viscosity valve and spring and see if that doesnt fix everything for you. Very, very effective at dropping oil temps. Many threads.
Forum: Safety 01-03-2022, 06:57 PM
Replies: 19
Views: 2,011
Posted By Toobuilder
Well, that's a bit harsh Ralph. The Op's...

Well, that's a bit harsh Ralph. The Op's question is valid: If the big washer is standard practice on all rod ends to contain the race within the body, and this "studded" unit is metallurgically...
Forum: Safety 01-03-2022, 08:27 AM
Replies: 19
Views: 2,011
Posted By Toobuilder
Fair point to order a std. heim joint in a new...

Fair point to order a std. heim joint in a new build, but for those with the "studded" version on hand, it takes less time to press out the stud than to open the Van's website on your computer.
Forum: Safety 01-02-2022, 02:00 PM
Replies: 19
Views: 2,011
Posted By Toobuilder
No. #2 is the body. The ball is in the body,...

No. #2 is the body. The ball is in the body, and the stud is in the ball. The stud is a press fit in the ball.
Forum: Safety 01-02-2022, 01:55 PM
Replies: 19
Views: 2,011
Posted By Toobuilder
The stud is simply a close tolerance bolt which...

The stud is simply a close tolerance bolt which is swaged to the ball. No magic here. Apply enough force and the stud will release from the ball. Mine did not come loose in service, I simply...
Forum: Safety 01-02-2022, 11:21 AM
Replies: 19
Views: 2,011
Posted By Toobuilder
Yep. Thats what I had. Stud pushes right out.

Yep. Thats what I had.

Stud pushes right out.
Forum: Traditional Aircraft Engines 01-02-2022, 11:10 AM
Replies: 7
Views: 1,248
Posted By Toobuilder
Assuming you drive a car built in the last 20...

Assuming you drive a car built in the last 20 years or so, can you remember the last time you had to adjust the mixture or timing? Remember when doing a "tune up" was an actual part of automotive...
Forum: Safety 01-02-2022, 11:02 AM
Replies: 19
Views: 2,011
Posted By Toobuilder
If this is one of those studded ball deals, the...

If this is one of those studded ball deals, the stud can be pressed out and then you have a regular heim. I did this on my Rocket for the exact concern you have.
Forum: Traditional Aircraft Engines 01-02-2022, 09:04 AM
Replies: 7
Views: 1,248
Posted By Toobuilder
Depends. What is the mission profile for the...

Depends. What is the mission profile for the airplane? If you are mostly doing 30 minute pancake flights thats a different answer than high and long cross country work. (And yes, you should expect...
Forum: Safety 01-01-2022, 08:44 AM
Replies: 39
Views: 7,425
Posted By Toobuilder
Considering that the little piston airplane...

Considering that the little piston airplane market is the last bastion of the transportation segment that doesnt use a "distributed" ignition/fuel/control architecture, and we are still nowhere near...
Forum: Electronic Ignition Systems 12-31-2021, 10:32 PM
Replies: 5
Views: 1,125
Posted By Toobuilder
There are some well documented examples of...

There are some well documented examples of lightspeed MAP failure = full advance on this forum. Its one of the reasons I program my SDS ignition to default to base timing at the extreme ends of the...
Forum: Traditional Aircraft Engines 12-31-2021, 09:17 AM
Replies: 10
Views: 1,483
Posted By Toobuilder
Unlike the parallel valve intake hold down...

Unlike the parallel valve intake hold down flanges which slide off the tube and can be reworked easily, the angle valve units are married to the tubes for life. Once they start to rattle around in...
Forum: RV General Discussion/News 12-15-2021, 08:51 PM
Replies: 6
Views: 1,089
Posted By Toobuilder
+3. The bolt is not the bearing surface. Should...

+3. The bolt is not the bearing surface. Should lock to the ball.
Forum: Safety 12-11-2021, 05:19 PM
Replies: 76
Views: 9,244
Posted By Toobuilder
This actually happened to me on my very first...

This actually happened to me on my very first solo landing. Just took off and was on downwind when I hear a King Air announce the "middle marker" for the same runway I was using. I had NO IDEA...
Forum: Safety 12-06-2021, 11:37 AM
Replies: 76
Views: 9,244
Posted By Toobuilder
Agree, and that is the point he drove home.

Agree, and that is the point he drove home.
Forum: Safety 12-06-2021, 10:05 AM
Replies: 76
Views: 9,244
Posted By Toobuilder
Interesting perspectives (as expected). To the...

Interesting perspectives (as expected). To the OP's question, I was taught very early in my flight training to perform a "mid field, crosswind entry" to the downwind. Was a very common procedure...
Forum: Electronic Ignition Systems 11-24-2021, 02:37 PM
Replies: 37
Views: 7,304
Posted By Toobuilder
Indeed. On both counts. Plenty of info on this...

Indeed. On both counts.

Plenty of info on this site alone that shows that.

You can lead a horse....
Forum: Traditional Aircraft Engines 11-16-2021, 05:06 PM
Replies: 13
Views: 2,033
Posted By Toobuilder
I have an EFIS which drives all sorts of low...

I have an EFIS which drives all sorts of low pressure alarms AND a simple idiot light driven off a separate pressure switch on the oil galley.

If I get an EFIS warning along with the idiot light,...
Forum: Traditional Aircraft Engines 11-14-2021, 09:49 AM
Replies: 13
Views: 2,033
Posted By Toobuilder
Is the warning light "driven" by the indicator,...

Is the warning light "driven" by the indicator, or is it a separate source of truth?
Forum: Safety 11-14-2021, 09:46 AM
Replies: 3
Views: 1,535
Posted By Toobuilder
Importance of a Walkaround - Even for a Quick Stop

Flew the Rocket to breakfast this morning and after walking out from the resturaunt I notice a Raven standing on the cowl, apparently interested in the spinner. Curious, I thought - it must be...
Forum: RV General Discussion/News 11-13-2021, 08:28 AM
Replies: 64
Views: 20,195
Posted By Toobuilder
I can "afford" to replace your $30 Champion after...

I can "afford" to replace your $30 Champion after every flight. But since I know that the consumer price of this product does not define the mechanical properties, I'd rather pay $3.50 for the...
Forum: RV General Discussion/News 11-11-2021, 09:19 PM
Replies: 64
Views: 20,195
Posted By Toobuilder
NAPA 1068 user for many years now on the Rocket...

NAPA 1068 user for many years now on the Rocket and RV-8. Buy by the case during a sale and have several years supply readily at hand. Last sale price came to about $3.50 per filter.
Forum: RV General Discussion/News 10-22-2021, 09:25 AM
Replies: 14
Views: 3,257
Posted By Toobuilder
Flight following directly over the top of EDW is...

Flight following directly over the top of EDW is not tough (usually at or above 7,000 on weekends), but FF is tough to get up around Trona and normal RV cruise altitudes. That, and the other blocks...
Forum: RV General Discussion/News 10-22-2021, 07:33 AM
Replies: 14
Views: 3,257
Posted By Toobuilder
I fly this route quite often so I will certainly...

I fly this route quite often so I will certainly voice my opposition.

That said, I really hope nobody uses the argument that our airplanes "spew lead" into the atmosphere. The very last thing we...
Forum: Electrical Systems 10-19-2021, 06:40 PM
Replies: 22
Views: 3,831
Posted By Toobuilder
Do a bit of a search and you will find at least...

Do a bit of a search and you will find at least one thread on VAF that performs a critical functions analysis of this particular "black box". May take some of the mystery out of it
Forum: Traditional Aircraft Engines 10-16-2021, 09:09 AM
Replies: 15
Views: 2,857
Posted By Toobuilder
Also need to point out that the OP's airplane is...

Also need to point out that the OP's airplane is a pusher (Velocity)

Probably still ahead of the game to buy a bunch of AV baffle bits from Van as a starting point, but there is going to be plenty...
Forum: ADS-B 10-08-2021, 06:16 AM
Replies: 4
Views: 1,129
Posted By Toobuilder
Never could get the hard wire to work on my...

Never could get the hard wire to work on my 327/Echo combination. Struggled with it for quite a while before I tried the sniffer mode and that fixed it. Have not experienced any issues staying...
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