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Search: Posts Made By: rv6ejguy
Forum: RV General Discussion/News Today, 10:57 AM
Replies: 24
Views: 843
Posted By rv6ejguy
Unfortunately if the pump dies, you lose the...

Unfortunately if the pump dies, you lose the ability to get fuel from that tank.
Forum: Electronic Ignition Systems Yesterday, 03:36 PM
Replies: 230
Views: 36,065
Posted By rv6ejguy
I'm not sure how Barry has this set up yet but I...

I'm not sure how Barry has this set up yet but I believe you can select to go down to one coil pack automatically in setup mode. He's come up with many slick ideas on the CPI-2 and I need a briefing...
Forum: Electronic Ignition Systems Yesterday, 01:09 PM
Replies: 230
Views: 36,065
Posted By rv6ejguy
Depends on many factors. The unit can cut coil...

Depends on many factors. The unit can cut coil charge times when operating on the backup and even shut off one coil if voltage starts getting critical. When one coil is shut down, the unit will...
Forum: RV General Discussion/News 02-15-2019, 08:24 PM
Replies: 24
Views: 843
Posted By rv6ejguy
Hundreds in fact... EFI is a bit different beast...

Hundreds in fact...

EFI is a bit different beast since we run 45-50 psi so delivery drops off a bit. We do want to move fuel through the pumps to keep the motor cool at all times too. Finally, with...
Forum: Electronic Ignition Systems 02-15-2019, 06:53 PM
Replies: 230
Views: 36,065
Posted By rv6ejguy
Backup Battery

https://farm8.staticflickr.com/7814/40143016953_fe84137ed5_b.jpg (https://flic.kr/p/24aisnX)

Here's the backup battery tray with the 2.9 AH Powersonic AGM battery in place. Mounts with up to six...
Forum: Alternative Engines 02-15-2019, 12:19 PM
Replies: 90
Views: 8,003
Posted By rv6ejguy
King Airs pass the fuel through the oil coolers...

King Airs pass the fuel through the oil coolers but I bet that's an expensive part.

These are popular on race car stuff: http://laminovapro.com/...
Forum: Alternative Engines 02-15-2019, 11:28 AM
Replies: 90
Views: 8,003
Posted By rv6ejguy
You can sink a fair amount of heat into the full...

You can sink a fair amount of heat into the full load of fuel on an RV but not a 2 gallon header tank with no recirculation to the mains.

Figure around 50-60,000 watts are being dissipated into the...
Forum: RV General Discussion/News 02-15-2019, 11:14 AM
Replies: 24
Views: 843
Posted By rv6ejguy
Very good work here Otis. This will be useful...

Very good work here Otis. This will be useful information for many contemplating electric pumps.
Forum: Alternative Engines 02-15-2019, 09:55 AM
Replies: 90
Views: 8,003
Posted By rv6ejguy
That's good that Don's pumps work with PWM. Are...

That's good that Don's pumps work with PWM. Are these an impeller pump? Brush or brushless motors?

Should be able to get a lot more than 40F rise with oil or coolant to fuel HX. Commonly done on...
Forum: Alternative Engines 02-14-2019, 03:12 PM
Replies: 90
Views: 8,003
Posted By rv6ejguy
PWM on brush type DC motors could be a bad idea....

PWM on brush type DC motors could be a bad idea. Others have noted a serious reduction in pump life and some pumps plain don't like it and don't respond well at low duty cycles. Better test that...
Forum: Electronic Ignition Systems 02-13-2019, 12:19 PM
Replies: 230
Views: 36,065
Posted By rv6ejguy
Prices above are for the whole setup. I sent you...

Prices above are for the whole setup. I sent you a quote by email for what you need to complete.
Forum: Electronic Ignition Systems 02-13-2019, 09:02 AM
Replies: 230
Views: 36,065
Posted By rv6ejguy
Pricing published above. We'll be uploading some...

Pricing published above. We'll be uploading some initial information on a new web page starting next week. I'll post a link here when that's up.

Thanks for everyone's patience and interest on the...
Forum: Electronic Ignition Systems 02-12-2019, 03:50 PM
Replies: 230
Views: 36,065
Posted By rv6ejguy
There will be 4 different models offered...

There will be 4 different models offered initially:

Single controller 4 cyl. $1656US (fires one set of plugs)
Dual controller 4 cyl. $2628US (fires two sets of plugs)
Single controller 6 cyl....
Forum: Electronic Ignition Systems 02-12-2019, 01:05 PM
Replies: 230
Views: 36,065
Posted By rv6ejguy
We've been rather busy with other sales so far...

We've been rather busy with other sales so far this year which keeps impacting the for sale date of the CPI-2 unfortunately. Production hardware is sitting on the bench here but the documentation...
Forum: Alternative Engines 02-11-2019, 07:58 AM
Replies: 270
Views: 32,620
Posted By rv6ejguy
Always an exciting part to put the cowling up and...

Always an exciting part to put the cowling up and see how everything clears- or doesn't. Good to see the progress.
Forum: Alternative Engines 02-08-2019, 10:10 PM
Replies: 270
Views: 32,620
Posted By rv6ejguy
Charlie. I used one of these initially as a...

Charlie. I used one of these initially as a heater valve. When I did my big overhaul in 2013 I removed the heater core from behind the panel and all the coolant passing though the cockpit. I just...
Forum: Fuel Injection Systems 02-08-2019, 07:07 PM
Replies: 6
Views: 1,631
Posted By rv6ejguy
We're firming up some of our marketing and...

We're firming up some of our marketing and promotional plans now for 2019.

For those racing at Reno, we have the Reno Discount Plan on our EFI and ignition systems. Ask me if you're...
Forum: West (and Southwest) 02-08-2019, 06:48 PM
Replies: 19
Views: 2,549
Posted By rv6ejguy
My friend Ralph Inkster will be here. If you see...

My friend Ralph Inkster will be here. If you see a guy with an SDS cap on, that would be him. If you ask him nice, he might show you a CPI-2 programmer.
Forum: Alternative Engines 02-08-2019, 06:30 PM
Replies: 270
Views: 32,620
Posted By rv6ejguy
There were a couple .063 vertical tabs welded to...

There were a couple .063 vertical tabs welded to the rad tanks with 2 nutplates on each. Two 90 degree angle brackets were riveted to the belly skin with some heavy doublers sandwiched in between....
Forum: Alternative Engines 02-08-2019, 09:32 AM
Replies: 90
Views: 8,003
Posted By rv6ejguy
Perhaps Andrew will introduce CI versions later?

Perhaps Andrew will introduce CI versions later?
Forum: RV General Discussion/News 02-08-2019, 09:31 AM
Replies: 13
Views: 697
Posted By rv6ejguy
I agree Michael. Would make things easier to find...

I agree Michael. Would make things easier to find for sure.
Forum: RV General Discussion/News 02-08-2019, 09:23 AM
Replies: 59
Views: 4,386
Posted By rv6ejguy
Nice part Dan...

Nice part Dan...
Forum: Alternative Engines 02-08-2019, 07:17 AM
Replies: 90
Views: 8,003
Posted By rv6ejguy
Right, confusing to anyone new who sees it...

Right, confusing to anyone new who sees it though. Why wouldn't you assume it IS a diesel? I did at first.
Forum: Alternative Engines 02-07-2019, 01:31 PM
Replies: 90
Views: 8,003
Posted By rv6ejguy
No worries, the diesel moniker was confusing to...

No worries, the diesel moniker was confusing to me as well initially. HFSI (Heavy Fuel Spark Ignition) might be a be a way to avoid confusion.
Forum: RV General Discussion/News 02-07-2019, 09:49 AM
Replies: 2
Views: 369
Posted By rv6ejguy
Nice test rig Otis. Looking forward to the...

Nice test rig Otis. Looking forward to the results.
Forum: Alternative Engines 02-06-2019, 06:39 PM
Replies: 90
Views: 8,003
Posted By rv6ejguy
Tim, Thanks for the detailed update. A really...

Tim,

Thanks for the detailed update. A really good warranty and complete installation package will help people make a switch from traditional engines if the performance and durability/ reliability...
Forum: Alternative Engines 02-06-2019, 02:08 PM
Replies: 90
Views: 8,003
Posted By rv6ejguy
Neither the Hooper or E-330 are diesels, they are...

Neither the Hooper or E-330 are diesels, they are heavy fuel capable, SI designs. I am confused...

The Hooper engine has dreadful BSFC- especially on Jet A.
Forum: RV General Discussion/News 02-05-2019, 07:16 PM
Replies: 59
Views: 4,386
Posted By rv6ejguy
My flight and lab tests generally showed you need...

My flight and lab tests generally showed you need some decent length to avoid separation so it's one of those compromises again. Just long enough to avoid separation and no longer. Would be very...
Forum: RV General Discussion/News 02-05-2019, 06:14 PM
Replies: 59
Views: 4,386
Posted By rv6ejguy
I like this Michael. Thinking outside the box er...

I like this Michael. Thinking outside the box er cowl. Avoids a some obtuse angles to align flow when done inside the confines of the normal cowl space. High fineness is the key to smoother flow from...
Forum: RV-4 02-05-2019, 06:09 PM
Replies: 3
Views: 351
Posted By rv6ejguy
Adjustable cowl flap. Just do it once and you can...

Adjustable cowl flap. Just do it once and you can get temps right where you want them regardless of OAT, power setting and airspeed.
Forum: RV General Discussion/News 02-05-2019, 04:59 PM
Replies: 59
Views: 4,386
Posted By rv6ejguy
Augmentors are really magic when done right. Look...

Augmentors are really magic when done right. Look at the size of the inlets on Andy Findlay's Lancair. He's cooling a lot more than 700hp, though some of that is happening with spray bar water.

The...
Forum: RV General Discussion/News 02-05-2019, 12:21 PM
Replies: 59
Views: 4,386
Posted By rv6ejguy
Impressive temperature drops. Mass flow must have...

Impressive temperature drops. Mass flow must have increased to drop the temps but without constricting the outlet to regain lost momentum, I wouldn't expect to see much in the way of speed gains....
Forum: Traditional Aircraft Engines 02-05-2019, 11:33 AM
Replies: 44
Views: 5,040
Posted By rv6ejguy
Yes, Bill has it right. On the 390 with the...

Yes, Bill has it right. On the 390 with the larger mains, they may have a couple mm of pin overlap which makes it a bit stronger in bending.

I have seen failures like this one in race engines which...
Forum: RV General Discussion/News 02-05-2019, 10:29 AM
Replies: 59
Views: 4,386
Posted By rv6ejguy
I have a box full of wedge, sheet metal outlet...

I have a box full of wedge, sheet metal outlet ducts from various experiments over the years... Tape 'em on and fly, observe pressures.

Yup, this is a good thread. Interested to see what Steve finds...
Forum: RV General Discussion/News 02-05-2019, 08:30 AM
Replies: 59
Views: 4,386
Posted By rv6ejguy
https://farm8.staticflickr.com/7859/33118763758_42...

https://farm8.staticflickr.com/7859/33118763758_426a1557d8_b.jpg (https://flic.kr/p/SsAjCf)

These are the Magnehelic gauges, can often find them used on Ebay but new they are cheap anyway....
Forum: Alternative Engines 02-04-2019, 08:26 PM
Replies: 90
Views: 8,003
Posted By rv6ejguy
After reading about the Hooper engine design and...

After reading about the Hooper engine design and seeing the test results I find nothing stunningly advantageous over modern 4 stroke engines. Power to weight ratios are similar at similar rpms and...
Forum: RV General Discussion/News 02-04-2019, 07:19 PM
Replies: 59
Views: 4,386
Posted By rv6ejguy
In flight measurement won't take 4 hours and...

In flight measurement won't take 4 hours and you'll know the whole truth without any guesses.

Like I said, on my airplane, air is certainly flowing from out to in on the spinner gap, otherwise my...
Forum: RV General Discussion/News 02-04-2019, 06:14 PM
Replies: 59
Views: 4,386
Posted By rv6ejguy
CFD plots I have for a 6A show essentially the...

CFD plots I have for a 6A show essentially the same pressure at the spinner base as the the cooling inlets. My OAT sensor is placed just inside the spinner gap area and reads ambient temps any time...
Forum: RV Ongoing Maintenance Issues 02-04-2019, 09:04 AM
Replies: 7
Views: 565
Posted By rv6ejguy
Leaving these hooked up to a trickle charger...

Leaving these hooked up to a trickle charger usually reduces their lifespan considerably. If the aircraft is sitting for long periods, discharge the battery for 20 minutes using an automotive...
Forum: Traditional Aircraft Engines 02-03-2019, 06:07 PM
Replies: 44
Views: 5,040
Posted By rv6ejguy
There is no pin overlap on the XP-400 crank from...

There is no pin overlap on the XP-400 crank from the photo. Pin overlap makes things much stiffer and stronger, especially on a design which doesn't have a pair of mains for every throw. Lycoming...
Forum: Traditional Aircraft Engines 02-03-2019, 05:48 PM
Replies: 44
Views: 5,040
Posted By rv6ejguy
Yes Mike, That's the one.

Yes Mike, That's the one.
Forum: Traditional Aircraft Engines 02-03-2019, 02:58 PM
Replies: 44
Views: 5,040
Posted By rv6ejguy
I agree. Very odd way of boring the lightening...

I agree. Very odd way of boring the lightening holes on the rod journals. Might make it lighter than a bore running straight through the journal but almost certainly weaker in a critical, high stress...
Forum: Traditional Aircraft Engines 02-03-2019, 10:50 AM
Replies: 44
Views: 5,040
Posted By rv6ejguy
Good questions, will be interesting to see their...

Good questions, will be interesting to see their answers. While on the subject, any know Lycoming IO-390 crank failures?
Forum: Electronic Ignition Systems 01-31-2019, 09:38 PM
Replies: 230
Views: 36,065
Posted By rv6ejguy
Engine Runs

Our warm (0C) weather is coming to an end tomorrow so we wanted to get some engine testing in today. Still mighty brisk standing in the prop blast for very long. Frozen to the marrow but happy with...
Forum: RV General Discussion/News 01-30-2019, 07:35 PM
Replies: 64
Views: 4,012
Posted By rv6ejguy
The current draw would be so high at the pressure...

The current draw would be so high at the pressure relief setting that I think you'd blow the 10-15 amp fuse/ breaker in a few seconds anyway. They are just there to prevent immediate destruction if...
Forum: Traditional Aircraft Engines 01-30-2019, 06:31 PM
Replies: 44
Views: 5,040
Posted By rv6ejguy
382/400= 95.5%. Given that the VE is probably...

382/400= 95.5%. Given that the VE is probably slightly better on the 382, they are probably splitting hairs on how much less stress is on the 382. These are not failing at the 2000 or 3000 hr. mark-...
Forum: Traditional Aircraft Engines 01-30-2019, 12:31 PM
Replies: 44
Views: 5,040
Posted By rv6ejguy
Not good out of 200 cranks. It will cost a...

Not good out of 200 cranks. It will cost a fortune to take 200 engines apart.
Forum: Traditional Aircraft Engines 01-30-2019, 06:17 AM
Replies: 44
Views: 5,040
Posted By rv6ejguy
Long term detonation would certainly explain...

Long term detonation would certainly explain failures and the 20 degree timing recommendation would do a lot to nix any detonation. From the discussion above, the design sounds a bit marginal IMO and...
Forum: Traditional Aircraft Engines 01-29-2019, 08:13 PM
Replies: 44
Views: 5,040
Posted By rv6ejguy
Not compared to tripling the BMEP. THAT is a big...

Not compared to tripling the BMEP. THAT is a big effect.
Forum: Electrical Systems 01-29-2019, 06:22 PM
Replies: 55
Views: 4,493
Posted By rv6ejguy
Why would you think this?

Why would you think this?
Forum: Alternative Engines 01-29-2019, 01:33 PM
Replies: 270
Views: 32,620
Posted By rv6ejguy
The present redrive coupler bushings are really...

The present redrive coupler bushings are really low stiffness, I measured them at 25 lb/ft./ degree (collectively). Given the strange marks on the bushing bores and the condition of the bushings, I...
Forum: Alternative Engines 01-29-2019, 12:10 PM
Replies: 270
Views: 32,620
Posted By rv6ejguy
Correct, I pass through the resonant range as I...

Correct, I pass through the resonant range as I start the taxi, bringing the throttle up quickly and commence taxi above 1300 rpm (590 prop rpm).

I hope I don't find reason to dismantle my drive any...
Forum: Alternative Engines 01-29-2019, 10:11 AM
Replies: 270
Views: 32,620
Posted By rv6ejguy
Agreed. Flying it 1000 hours is more proof of...

Agreed.

Flying it 1000 hours is more proof of overall drive reliability than any other test. Of course we'd like to precede that testing with an instrumented TV study or at minimum, a math study but...
Forum: RV-7/7A 01-29-2019, 06:34 AM
Replies: 30
Views: 2,217
Posted By rv6ejguy
I've never heard of anyone who has ever been...

I've never heard of anyone who has ever been disappointed by Don's customer service and tremendous depth of knowledge.
Forum: Traditional Aircraft Engines 01-28-2019, 07:28 PM
Replies: 44
Views: 5,040
Posted By rv6ejguy
Timing recommendation is now in line with...

Timing recommendation is now in line with Lycoming IO-390s.

I'd be very surprised if this crank failure was due solely to too much timing though. Short of long duration detonation, a few more...
Forum: Alternative Engines 01-27-2019, 10:17 PM
Replies: 270
Views: 32,620
Posted By rv6ejguy
I know of Dave. Lots of folks starting their auto...

I know of Dave. Lots of folks starting their auto conversions have drunk vendor Kool-aid and been bitten by cold, hard facts in the end, including you. A few hours of testing clearly isn't enough to...
Forum: Alternative Engines 01-27-2019, 10:57 AM
Replies: 270
Views: 32,620
Posted By rv6ejguy
By noble, I mean I appreciate someone actually...

By noble, I mean I appreciate someone actually experimenting and doing something different. Your snippet of my post doesn't contain the whole context of it. (Post #240 if people are...
Forum: Alternative Engines 01-26-2019, 11:18 AM
Replies: 270
Views: 32,620
Posted By rv6ejguy
As Charlie stated, yes, even designs with...

As Charlie stated, yes, even designs with considerable engineering and testing behind them sometimes have problems (Toyota, Honda etc.) and need some tweaks or re-designs. We should use all resources...
Forum: Alternative Engines 01-25-2019, 10:22 PM
Replies: 270
Views: 32,620
Posted By rv6ejguy
I'm pretty familiar with what Jan has done over...

I'm pretty familiar with what Jan has done over the years being a supplier to him for several years and following the Viking project from the start. I'm also privy to lots of feedback and information...
Forum: Alternative Engines 01-25-2019, 11:13 AM
Replies: 270
Views: 32,620
Posted By rv6ejguy
My observation of the past comes from Jan rushing...

My observation of the past comes from Jan rushing numerous things to market before sufficient flight testing was done and customers were left holding the bag to buy "upgrades" and even mandatory...
Forum: Electrical Systems 01-25-2019, 10:47 AM
Replies: 55
Views: 4,493
Posted By rv6ejguy
I don't think it's valid to assume all companies...

I don't think it's valid to assume all companies involved in Experimental electronics development and manufacturing have the resources of a large automotive OEM. In fact, none do, save maybe...
Forum: Alternative Engines 01-24-2019, 10:38 PM
Replies: 270
Views: 32,620
Posted By rv6ejguy
I recall getting an email from someone with a 110...

I recall getting an email from someone with a 110 who had 2 failures in less than 40 hours a few years back. I'll search my emails at work Friday but likely been dumped by now.

Does Jan say how he...
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