Search: Posts Made By: ffkiwi
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Forum: Glow Engines
08-18-2019, 05:15 AM
Replies: 7
Views: 901
Posted By ffkiwi

The short answer is NO....the longer answer is...

The short answer is NO....the longer answer is 'sort of'......basically if a plug's element has become distorted, it can sometimes be recovered by tweaking it carefully with a pin or needle...if...
Forum: Glow Engines
06-08-2019, 04:12 PM
Replies: 9
Views: 1,061
Posted By ffkiwi

Actually the plate on the early Enya mufflers was...

Actually the plate on the early Enya mufflers was to allow exhausting priming for starting-and featured on all the Enya mufflers of the era other than the 049/06/08/10 unit. Fuji mufflers were...
06-01-2019, 09:08 PM
Replies: 412
Views: 55,004
Posted By ffkiwi

Aspeed-do I assume you kept the spigot depth and...

Aspeed-do I assume you kept the spigot depth and chamber shape the same as the standard glowplug head for your turbo head-or did you introduce some more variables with shape, clearance etc....a...
05-31-2019, 09:00 PM
Replies: 2
Views: 1,859
Posted By ffkiwi

What is a Tempest LEW? I am familiar with the...

What is a Tempest LEW? I am familiar with the Taplin Tempest 3.5cc diesel which came with an R/C throttle as standard....being based on ED Hunter components-this will have a 2BA comp screw.....if you...
04-14-2019, 08:28 PM
Replies: 54
Views: 2,454
Posted By ffkiwi

Are the dimensions-as per the notebook sketch-the...

Are the dimensions-as per the notebook sketch-the final ones you used in terms of spigot depth, bowl depth and squish band? And what size ball mill did you use? [I have a range of ball mills -plus...
04-14-2019, 03:18 PM
Replies: 54
Views: 2,454
Posted By ffkiwi

Well done that man-you're nicely confirming Mike...

Well done that man-you're nicely confirming Mike Billington's prediction that 'there was potentially more power to be extracted from the basic design. I hope Greg Kamysc will be persuaded to offer...
04-14-2019, 01:21 PM
Replies: 54
Views: 2,454
Posted By ffkiwi

Great effort-especially with your limited tool...

Great effort-especially with your limited tool range. Looks the part and no doubt will serve the purpose admirably.

ChrisM
'ffkiwi'
04-04-2019, 08:57 PM
Replies: 54
Views: 2,454
Posted By ffkiwi

Great work pondskipper-you might well find a lot...

Great work pondskipper-you might well find a lot of takers for those turbo heads and backplates if you intend going into production-I'd certainly take several-I forget how many 03s I have...4 or 5 as...
04-04-2019, 10:54 AM
Replies: 54
Views: 2,454
Posted By ffkiwi

Quite right-but I suspect Pondskipper is...

Quite right-but I suspect Pondskipper is referring to the .03 G-Mark.....but a 1K increase in either of them is a respectable goal and if achieved puts both of them right into TD territory.....which...
03-20-2019, 12:10 PM
Replies: 54
Views: 2,454
Posted By ffkiwi

well counterbores only go down to 3mm screw size...

well counterbores only go down to 3mm screw size generally in any case....in your situation the only option I'd suggest is using an endmill or slot drill to open out the screw hole to partial depth...
02-15-2019, 08:13 PM
Replies: 4
Views: 446
Posted By ffkiwi

' That's probably about as good as you can do...

'
That's probably about as good as you can do realistically-likely to be correct...and you wouldn't pick it up with the contra in place....

ChrisM
'ffkiwi'
Forum: Glow Engines
02-11-2019, 04:22 PM
Replies: 6
Views: 228
Posted By ffkiwi

Not too many diesel parts available on that...

Not too many diesel parts available on that site.....I've been waiting for twenty odd years for Elfin and Marown parts to appear in their listings...

ChrisM
'ffkiwi'
Forum: Glow Engines
02-10-2019, 08:26 PM
Replies: 6
Views: 228
Posted By ffkiwi

Indeed-the Russians specialise in a 'square cross...

Indeed-the Russians specialise in a 'square cross hatch' pattern...whereas the Czechs (MVVS especially) seem to prefer a series of parallel V-shaped grooves across the prop driver. I suppose its...
Forum: Glow Engines
02-10-2019, 05:51 PM
Replies: 6
Views: 228
Posted By ffkiwi

Yes-its called a knurling tool-and they come in a...

Yes-its called a knurling tool-and they come in a variety of types-single, scissor, jack, pivoting head-and with straight and oblique patterns-the latter are always used in handed pairs to produce...
02-10-2019, 05:24 PM
Replies: 4
Views: 446
Posted By ffkiwi

AFAIK there is no code-secret or otherwise...

AFAIK there is no code-secret or otherwise involved! You've only got a 1 in 3 chance of getting the alignment back the right way....could be worse-with some engines its 1 in 4 if you didn't bother to...
02-09-2019, 10:59 PM
Replies: 54
Views: 2,454
Posted By ffkiwi

No reason at all why that ''diet version'...

No reason at all why that ''diet version' approach wouldn't work-I'd try and use some aerospace grade alloy sheet for if I were you though-.....I've just measured up a backplate screw-I make it about...
02-09-2019, 05:28 PM
Replies: 54
Views: 2,454
Posted By ffkiwi

G-Mark 061

I wouldn't bother-the weight loss is minimal and it seriously devalues the engine should you at some future time decide to get rid of it. Personally I find the beam mounts useful for anchoring things...
02-07-2019, 12:59 AM
Replies: 54
Views: 2,454
Posted By ffkiwi

OK here it is-very rough. The material is 2mm...

OK here it is-very rough. The material is 2mm thick alloy-the centre hole is 10mm diameter, and the inner 3 holes in a triangle match the backplate mounting screw location. The mount has been stamped...
02-06-2019, 09:11 PM
Replies: 54
Views: 2,454
Posted By ffkiwi

I suggest you try a 4-40 pressure tap-you will...

I suggest you try a 4-40 pressure tap-you will probably find them on one of the cl stunt or cl racing websites. People like Joe Klause of Kustom Kraftsmanship and Fox used to manufacture them as...
11-21-2018, 11:10 AM
Replies: 13
Views: 1,058
Posted By ffkiwi

In short- no...I've never ever seen spares of any...

In short- no...I've never ever seen spares of any kind offered for the Russian Elfins-the only way would be cannabilisation...which is rather counterproductive. but someone could make you a rod...
...
11-20-2018, 11:17 AM
Replies: 13
Views: 1,058
Posted By ffkiwi

Yes this is typical of the Russian made Elfin 149...

Yes this is typical of the Russian made Elfin 149 replicas-too much cylinder taper. Several of the more reputable vendors that sold them had the liners honed to reduce this problem; most suppliers...
11-07-2018, 01:19 PM
Replies: 39
Views: 5,169
Posted By ffkiwi

Its already been done-there was a plan published...

Its already been done-there was a plan published in the UK 's AMI about 10 years back -IIRC it was for a small flying boat-which had a pylon mounted engine on a pivoting mount for infinite thrust...
11-02-2018, 12:06 AM
Replies: 13
Views: 1,058
Posted By ffkiwi

The Hawk was a very potent engine for its...

The Hawk was a very potent engine for its time-with a performance comparable to the (much more expensive) ED Super Fury and at a price of 65/- undercut the PAW 149 (with which it was comparable...
Forum: Glow Engines
11-01-2018, 11:45 PM
Replies: 94
Views: 13,603
Posted By ffkiwi

I don't know where you get the idea from that...

I don't know where you get the idea from that simply using gasoline would allow you to reduce the oil content-there is no logical reason for this to be the case-the oil % used in model engines are a...
11-01-2018, 11:32 PM
Replies: 91
Views: 5,333
Posted By ffkiwi

[QUOTE=Chris W;12474767]From the FMV treatise,...

[QUOTE=Chris W;12474767]From the FMV treatise, cylinder walls near the combustion chamber can run at 250C. Any higher and the oil vapourises.
Makes sense that the upper limit on any sliding surface...
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