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Search: Posts Made By: Toobuilder
Forum: Electronic Ignition Systems Yesterday, 12:15 PM
Replies: 21
Views: 1,138
Posted By Toobuilder
Many of the posters on this forum are very, very...

Many of the posters on this forum are very, very forthcoming with data and educated advice. Those posts exist today, and are available for the reading for anyone to take the few moments to do a...
Forum: Electronic Ignition Systems Yesterday, 08:16 AM
Replies: 21
Views: 1,138
Posted By Toobuilder
As I said before, there are hundreds of threads...

As I said before, there are hundreds of threads on this site debating this exact question. One even has a "comparison matrix" built in which lists features and price and other pertinent data.

Lets...
Forum: Electronic Ignition Systems 08-11-2022, 08:13 PM
Replies: 21
Views: 1,138
Posted By Toobuilder
Are you building your airplane on consensus? ...

Are you building your airplane on consensus? Seriously, there is so much information out there and so much competition in the decades since the Emag product hit the scene that this is not the forum...
Forum: RV-15 08-10-2022, 09:21 PM
Replies: 51
Poll: Who's In?
Views: 4,289
Posted By Toobuilder
Please quote the specs so I can determine if they...

Please quote the specs so I can determine if they meet my performance requirements.
Forum: RV-15 08-09-2022, 08:33 PM
Replies: 51
Poll: Who's In?
Views: 4,289
Posted By Toobuilder
Since there are very little actual performance...

Since there are very little actual performance numbers out yet, wondering what criteria people are using to pull the trigger? Is it just because Vans designed it so no matter what, you will conform...
Forum: RV-14 08-01-2022, 04:56 PM
Replies: 18
Views: 2,438
Posted By Toobuilder
I am running the Rocket version of the BA 2...

I am running the Rocket version of the BA 2 blade. And I can tell you that it will out pull the MT 3 blade at higher RPM, but the situation reverses at 2300 and below. Had I known that before, I...
Forum: RV-14 07-31-2022, 09:43 PM
Replies: 18
Views: 2,438
Posted By Toobuilder
Well, the TAS seems reasonable, but the fuel flow...

Well, the TAS seems reasonable, but the fuel flow throws me way off. Looking at the EGT, it seems like its running really...
Forum: VAF Classifieds (posts in here deleted after 30 days) 07-29-2022, 12:57 PM
Replies: 1
Views: 516
Posted By Toobuilder
Interested. PM on the way

Interested. PM on the way
Forum: RV Building Tips/Techniques 07-29-2022, 08:13 AM
Replies: 12
Views: 886
Posted By Toobuilder
If you are talking about the rolled part that...

If you are talking about the rolled part that normally hides within the spar cove, I wont tell you what Vans will say, but I will tell you that I dimpled mine (on purpose) and shot solid rivets in...
Forum: Electronic Ignition Systems 07-23-2022, 09:01 PM
Replies: 8
Views: 499
Posted By Toobuilder
Can you de pin the DB connector, or is it a...

Can you de pin the DB connector, or is it a soldered version? If its crimped contacts, the demate is easy. After that just pull the wires through the hole in the firewall. Also might consider...
Forum: Fuel Injection Systems 07-23-2022, 06:19 PM
Replies: 25
Views: 1,814
Posted By Toobuilder
Right. But they are far, far more reliable than...

Right. But they are far, far more reliable than little airplanes.
Forum: Traditional Aircraft Engines 07-23-2022, 08:04 AM
Replies: 74
Views: 4,608
Posted By Toobuilder
I asked you to expand on this statement because...

I asked you to expand on this statement because it can be received very differently in the aviation community.

Some pilots still believe that LOP ops can "burn up" an engine. And my retort to this...
Forum: Traditional Aircraft Engines 07-22-2022, 03:11 PM
Replies: 74
Views: 4,608
Posted By Toobuilder
Mickey indicated that he was operating at peak...

Mickey indicated that he was operating at peak EGT between 8 - 10k altitude. Assuming he's running NA, that altitude is well within the safe range for leaning at power.
Forum: Traditional Aircraft Engines 07-22-2022, 12:53 PM
Replies: 74
Views: 4,608
Posted By Toobuilder
Lycoming states you can run at peak EGT for best...

Lycoming states you can run at peak EGT for best economy at 65% power or less. There is no time limit at peak EGT as long as CHT and oil temps stay in line. This has been a recommendation from...
Forum: Fuel Injection Systems 07-22-2022, 12:42 PM
Replies: 25
Views: 1,814
Posted By Toobuilder
Fuel pump life is certainly a concern, but I...

Fuel pump life is certainly a concern, but I address that issue by simply switching the power leads at the pumps every CI. Kind of like rotating spark plugs.

And yes, after 35 years in military...
Forum: Traditional Aircraft Engines 07-22-2022, 07:22 AM
Replies: 74
Views: 4,608
Posted By Toobuilder
Can you expand on this?

Can you expand on this?
Forum: RV General Discussion/News 07-22-2022, 06:39 AM
Replies: 31
Views: 2,713
Posted By Toobuilder
Agreed that there are some tough hinges out...

Agreed that there are some tough hinges out there, and also agree that is a result of builder error or lack of attention to detail in most cases. Even my plenum lid is held on with piano hinges. ...
Forum: Fuel Injection Systems 07-21-2022, 07:27 PM
Replies: 25
Views: 1,814
Posted By Toobuilder
Why would you need to turn off a pump? If the...

Why would you need to turn off a pump? If the engine is running, the pump is on. Turning on the second "boost pump" is obvious in a slight jump in fuel pressure and big jump in amperage. fuel pump...
Forum: Fuel Injection Systems 07-20-2022, 04:42 PM
Replies: 25
Views: 1,814
Posted By Toobuilder
Lots of complication in switches here... Is...

Lots of complication in switches here...

Is there any need to kill ignition in flight but leave the ECU and pump powered?

How about no pump but ECU and ignition?

How about no ECU, but pump and...
Forum: RV-10 07-18-2022, 06:10 PM
Replies: 20
Views: 1,904
Posted By Toobuilder
I know this is getting way off topic, but the...

I know this is getting way off topic, but the cowl to inlet transition seal has always bugged me. That led me to try the Rutan "Boomerang style" inlets that are fixed to the engine and move...
Forum: Fuel Injection Systems 07-18-2022, 05:17 PM
Replies: 25
Views: 1,814
Posted By Toobuilder
Indeed. I have my second pump wired to a...

Indeed. I have my second pump wired to a separate switch that is used as a "boost pump" just so I dont have to unlearn all that training. Takeoff and landing or "oh $hit" has me going for the...
Forum: RV-10 07-18-2022, 05:12 PM
Replies: 20
Views: 1,904
Posted By Toobuilder
Thanks for that. Not looking for laboratory...

Thanks for that. Not looking for laboratory grade data here (unless you have it handy), rather, Im just wondering how your airplane compares with other RV-10's when looking at MP at cruise. Do you...
Forum: Fuel Injection Systems 07-18-2022, 04:59 PM
Replies: 25
Views: 1,814
Posted By Toobuilder
These are two identical high pressure fuel pumps....

These are two identical high pressure fuel pumps. Only one is needed to run to serve all the fuel needs of the engine. The other one is a backup. There is no mechanical pump in this scheme, and...
Forum: RV-10 07-17-2022, 06:36 AM
Replies: 20
Views: 1,904
Posted By Toobuilder
Looks like nice work Richard. Especially the...

Looks like nice work Richard. Especially the effort you have in the tooling. Hope you can crank out some duplicates to sell and maybe return some of that investment.

Are you flying now, and if so,...
Forum: RV-10 07-16-2022, 07:44 AM
Replies: 27
Views: 2,119
Posted By Toobuilder
Since you run LOP and high altitude, I can tell...

Since you run LOP and high altitude, I can tell you with certainty that the Surefly is leaving performance on the table. Switch to SDS CPI, spend 5 minutes finding the optimized timing for your...
Forum: RV-10 07-15-2022, 03:34 PM
Replies: 27
Views: 2,119
Posted By Toobuilder
Always cracks me up that these old wives tales...

Always cracks me up that these old wives tales persist. Yes, going LOP can give a sag in speed. And since the past experience with LOP ops in GA was predominantly fixed timing magnetos, the sag in...
Forum: RV-10 07-15-2022, 10:22 AM
Replies: 27
Views: 2,119
Posted By Toobuilder
I have many years of Pmag flying and many years...

I have many years of Pmag flying and many years of SDS. Significant formal flight test shows me that optimized timing offered by the SDS is a game changer.

I'm happy to compare your data with mine.
Forum: RV-10 07-15-2022, 08:20 AM
Replies: 27
Views: 2,119
Posted By Toobuilder
The efficiency gains of moving to FI are only...

The efficiency gains of moving to FI are only partially realized unless you have a means to optimize your ignition curve for LOP ops. Mechanical FI gets you a little; adding an EI with a cookie...
Forum: RV-15 07-12-2022, 09:58 PM
Replies: 457
Views: 91,606
Posted By Toobuilder
Lots of comments about "great design" and...

Lots of comments about "great design" and "mission objectives" in this thread (and considering Vans past, well warranted). Are there any actual numbers yet?
Forum: RV General Discussion/News 07-10-2022, 08:40 AM
Replies: 31
Views: 2,713
Posted By Toobuilder
In my "future case", there will be ample access...

In my "future case", there will be ample access on the top of the cowl at BL 0 due to a design feature to install a RH/LH pin. But a small, inconspicuous access panel would be easy enough to add to...
Forum: Traditional Aircraft Engines 07-10-2022, 08:31 AM
Replies: 3
Views: 473
Posted By Toobuilder
I would argue with your bill of material for...

I would argue with your bill of material for "parts required". The true solution is the SDS "no leak" O ring conversion kit.

Quit screwing around with tractor parts and step into the modern age...
Forum: RV General Discussion/News 07-10-2022, 08:26 AM
Replies: 7
Views: 642
Posted By Toobuilder
Depends on what the mission of this light is. I...

Depends on what the mission of this light is. I have compliant nav and ACL for flight, but ALSO have a red beacon for ground ops. While this little LED unit probably makes me a touch more...
Forum: RV-15 07-09-2022, 02:56 PM
Replies: 33
Views: 10,779
Posted By Toobuilder
A 360 will swing an 80 inch prop, so it may be...

A 360 will swing an 80 inch prop, so it may be that. It looks pretty small for a 540 though, unless the pictured pilot is Shaq.
Forum: RV-15 07-09-2022, 11:23 AM
Replies: 33
Views: 10,779
Posted By Toobuilder
Now, just need someone to clip the wings and put...

Now, just need someone to clip the wings and put a 540 on it...
Forum: RV-15 07-09-2022, 08:22 AM
Replies: 33
Views: 10,779
Posted By Toobuilder
I was thinking someone broke into the Murphy...

I was thinking someone broke into the Murphy headquarters and stole the drawings.
Forum: RV General Discussion/News 07-08-2022, 08:59 PM
Replies: 31
Views: 2,713
Posted By Toobuilder
Funny. I ESPECIALLY like the piano hinge at the...

Funny. I ESPECIALLY like the piano hinge at the upper cowl to firewall junction. It takes a fraction of the time to get the pins in or out compared to camlocks.

I guess this is why they make so...
Forum: RV General Discussion/News 07-08-2022, 05:32 PM
Replies: 31
Views: 2,713
Posted By Toobuilder
8 was all piano hinge and the Rocket is a mix of...

8 was all piano hinge and the Rocket is a mix of piano hinge and 1/4 turn. New cowl on the Rocket (and any future airplane where it makes sense) will be all piano hinge. Easy to install, best...
Forum: Traditional Aircraft Engines 07-07-2022, 09:57 PM
Replies: 27
Views: 3,843
Posted By Toobuilder
I use the hoseclamp method to secure my $3.25...

I use the hoseclamp method to secure my $3.25 automotive filter. Since the hose clamp stays in place, I have not had to twist any new wire in years.

I was a jet troop in the USAF... I've twisted...
Forum: RV General Discussion/News 06-25-2022, 08:01 AM
Replies: 54
Views: 9,435
Posted By Toobuilder
BPR = Bypass Pressure Regulator?

BPR = Bypass Pressure Regulator?
Forum: Traditional Aircraft Engines 06-21-2022, 05:34 PM
Replies: 11
Views: 1,365
Posted By Toobuilder
Check the suction side on the inverted system, in...

Check the suction side on the inverted system, in particular the hoses. My Hiperbipe lost most of the oil pressure on my first flight. Turned out the brand new Aeroquip hose collapsed the inner...
Forum: Traditional Aircraft Engines 06-20-2022, 08:59 PM
Replies: 19
Views: 1,503
Posted By Toobuilder
Big compression is more easily managed with a...

Big compression is more easily managed with a tunable ignition advance curve. Keeping detonation at bay requires a substantial timing retard at TO power, but this will conflict with the still fairly...
Forum: RV-14 06-15-2022, 08:48 PM
Replies: 17
Views: 2,106
Posted By Toobuilder
Also throw my opinion in for the Monkworkz MZ-30....

Also throw my opinion in for the Monkworkz MZ-30. Much smaller than the B&C and PP units and does not require any goofy boxes to add the hands free, automatic switchover to backup power. Its all...
Forum: RV-4 06-10-2022, 09:39 AM
Replies: 11
Views: 1,875
Posted By Toobuilder
I fabricated and installed my new augmentor tubes...

I fabricated and installed my new augmentor tubes and decided to choke them down to 4.5 inches. I also sealed all gaps in the lower cowl area with RTV so I am down to a total exit area of 31 inches....
Forum: Electronic Ignition Systems 06-09-2022, 12:52 PM
Replies: 9
Views: 976
Posted By Toobuilder
I believe the coil used by the pmag folks is an...

I believe the coil used by the pmag folks is an off the shelf Ford of some kind. That should narrow the search.
Forum: Traditional Aircraft Engines 06-08-2022, 12:33 PM
Replies: 33
Views: 2,391
Posted By Toobuilder
Typically, the viscosiy valve is mounted on the...

Typically, the viscosiy valve is mounted on the accessory case itself, not the filter adapter or screen housing. If you know where to look, you cant miss it.
Forum: RV General Discussion/News 06-08-2022, 10:43 AM
Replies: 25
Views: 2,087
Posted By Toobuilder
I use the Amazon stick on pads and they work...

I use the Amazon stick on pads and they work great for me
Forum: RV-8/8A 06-07-2022, 09:08 PM
Replies: 8
Views: 737
Posted By Toobuilder
I retrofitted the new mast directly on the...

I retrofitted the new mast directly on the aileron belcrank cover itself on the RV-8 and the Rocket. No issues.
Forum: Traditional Aircraft Engines 06-07-2022, 09:05 PM
Replies: 33
Views: 2,391
Posted By Toobuilder
Yep, thats what I thought too. I bought the...

Yep, thats what I thought too. I bought the airplane with 58 hours TT and the engine was installed as a brand new from the factory certified engine.

Viscosity valve made a huge difference for me....
Forum: Electrical Systems 06-07-2022, 04:48 PM
Replies: 24
Views: 2,373
Posted By Toobuilder
I am using a 70 amp ND from a Toyota Camry. Its...

I am using a 70 amp ND from a Toyota Camry. Its converted to external regulation from instructions in the Kitplanes article and Im using the B&C regulator. About 450 hours of flawless performance...
Forum: Traditional Aircraft Engines 06-07-2022, 10:17 AM
Replies: 33
Views: 2,391
Posted By Toobuilder
In all the engines I have experience with, the...

In all the engines I have experience with, the vernatherm and the viscosity valve live within different bores and do not interfere with each other. In these cases, the installation of the viscosity...
Forum: Glass Cockpit 06-06-2022, 10:02 PM
Replies: 15
Views: 1,241
Posted By Toobuilder
I had a little puck from an old 296 in my junk...

I had a little puck from an old 296 in my junk drawer and my G5 seems to like it
Forum: Traditional Aircraft Engines 06-06-2022, 07:54 PM
Replies: 33
Views: 2,391
Posted By Toobuilder
Yep, Jake shows it. This scheme is also used...

Yep, Jake shows it. This scheme is also used with people who use a ball valve to control oil flow for winter ops. Several good threads on it here.

Though the plunger itself is cheap, the specified...
Forum: Traditional Aircraft Engines 06-05-2022, 10:38 AM
Replies: 33
Views: 2,391
Posted By Toobuilder
The reason I recommend the viscosity valve as a...

The reason I recommend the viscosity valve as a troubleshooting step is because it eliminates the well known issue of poor Vernatherm plunger sealing. Even with good sealing, there is still a lot of...
Forum: Traditional Aircraft Engines 06-05-2022, 10:17 AM
Replies: 33
Views: 2,391
Posted By Toobuilder
Assuming you have checked all the normal stuff...

Assuming you have checked all the normal stuff (baffles, sealing, sensor accuracy, birds nests), I highly recommend that you install a viscosity valve in your engine if nothing more than a low cost...
Forum: Electrical Systems 06-05-2022, 10:08 AM
Replies: 69
Views: 8,430
Posted By Toobuilder
Just tested the new (current) regulator...

Just tested the new (current) regulator architecture as I had one of the early models...

I intend this unit to be a back up and is directly connected to my EFI buss. This buss has a dedicated...
Forum: Traditional vs. Alternative Powerplants 06-04-2022, 11:51 AM
Replies: 23
Views: 2,551
Posted By Toobuilder
Just re read this part. Why on earth would you...

Just re read this part. Why on earth would you want timing set anywhere near this on takeoff? My 8.5 engine is set to 17 degrees on TO. It's a set and forget issue - 100LL or car gas, the engine...
Forum: Traditional vs. Alternative Powerplants 06-04-2022, 10:32 AM
Replies: 23
Views: 2,551
Posted By Toobuilder
Detonation on takeoff is a "thing" when you have...

Detonation on takeoff is a "thing" when you have fixed timing with magnetos. Remember that with fixed timing you are trying to satisfy two masters - a large enough advance to give reasonable high...
Forum: Traditional vs. Alternative Powerplants 06-04-2022, 08:39 AM
Replies: 23
Views: 2,551
Posted By Toobuilder
We also need to understand that knock sensors in...

We also need to understand that knock sensors in cars are required because they are trying to optimize timing and mixture to a very, very tight standard to meet fleet emissions standards. Our...
Forum: RV Ongoing Maintenance Issues 06-04-2022, 08:13 AM
Replies: 10
Views: 1,034
Posted By Toobuilder
Airflow 2007x. Same unit some are using on their...

Airflow 2007x. Same unit some are using on their 4 banger 390's.

Readers need to understand that my comments are meant to inspire critical thought - they are not direct guidance. My point is...
Forum: RV Ongoing Maintenance Issues 06-03-2022, 05:46 PM
Replies: 10
Views: 1,034
Posted By Toobuilder
There are exceptions and there are crutches. I...

There are exceptions and there are crutches. I think "most" RV's have less than ideal baffle sealing, less than ideal oil cooler sealing, vernatherms that blow a large portion of the oil flow right...
Forum: RV Ongoing Maintenance Issues 06-03-2022, 09:08 AM
Replies: 10
Views: 1,034
Posted By Toobuilder
I run #6 lines on my Rocket (IO-540, 330+ HP,...

I run #6 lines on my Rocket (IO-540, 330+ HP, WITH PISTON SQUIRTERS). Despite living in one of the hottest places you will ever hope to fly, I have a hard time getting my temps above 185. ...
Forum: Electronic Ignition Systems 05-30-2022, 08:52 AM
Replies: 13
Views: 1,246
Posted By Toobuilder
I have measured the total system draw of a single...

I have measured the total system draw of a single SDS CPI system at 1.69 amps. Thats at 2700 RPM and 6 cylinders. Thats a pretty modest load, and there is a vast selection of low cost, lightweight...
Forum: Traditional vs. Alternative Powerplants 05-30-2022, 07:54 AM
Replies: 23
Views: 2,551
Posted By Toobuilder
Yes, SDS pioneered this capability years ago and...

Yes, SDS pioneered this capability years ago and it works. My 330+ HP (dyno numbers) 540 runs just fine on regular car gas from the corner gas station thanks to the adjustability of the SDS...
Forum: Electrical Systems 05-29-2022, 08:56 AM
Replies: 52
Views: 5,672
Posted By Toobuilder
My L-39 Jet has a keyed battery disconnect,...

My L-39 Jet has a keyed battery disconnect, mounted under an external door in the nose cone. That goes straight to the source of the issue.

My Rocket has a toggle on the master. The toggle is...
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