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Search: Posts Made By: 190e
Forum: Airheads Today, 12:24 AM
Replies: 18
Views: 400
Posted By 190e
Stock feature on a 79 and very annoying but once...

Stock feature on a 79 and very annoying but once toned down a bit with some duct tape I find it a good safety feature. Forgetting to cancel an indicator could have someone pull out across your path...
Forum: Airheads Yesterday, 12:33 PM
Replies: 128
Views: 6,173
Posted By 190e
I grew up building valve amplifiers and although...

I grew up building valve amplifiers and although I haven't played with them for over 40 years I still remember the names of common types like ecc83's and EL84's. When you pulled your old Dansette...
Forum: Airheads 08-18-2014, 07:17 AM
Replies: 2
Views: 190
Posted By 190e
Shock em out works for me but the other option is...

Shock em out works for me but the other option is remove the springs and drop a socket on a long extension down from the top. While you'll get them out that way however tight they are there is a risk...
Forum: Airheads 08-14-2014, 11:30 AM
Replies: 128
Views: 6,173
Posted By 190e
I won't gratify what you have said with an argued...

I won't gratify what you have said with an argued response other than to say every point made is utter nonsense. I can hardly believe you posted it.
Forum: Airheads 08-14-2014, 06:03 AM
Replies: 20
Views: 1,132
Posted By 190e
At a simplistic level more thread engagement...

At a simplistic level more thread engagement makes perfect sense to me and reflects practical experience.

But... I did some research when I split my calipers and it seems load is not evenly...
Forum: Airheads 08-12-2014, 12:14 PM
Replies: 28
Views: 1,065
Posted By 190e
I've recovered one of those seats and while there...

I've recovered one of those seats and while there is some scope there is not that much depth of foam because of the tool tray and document holder underneath. You wouldn't get more than an inch...
Forum: Airheads 08-12-2014, 11:59 AM
Replies: 8
Views: 535
Posted By 190e
An R45 is 473 cc so a little better than you...

An R45 is 473 cc so a little better than you thought and 35HP. Still slow in relative terms so it depends what you want it for. They make a nice commuter, very tractable and very economical....
Forum: Airheads 08-10-2014, 09:17 AM
Replies: 6
Views: 401
Posted By 190e
I'd do a static timing check to more accurately...

I'd do a static timing check to more accurately measure the number of degrees difference between cylinders. If its more than 2 or 3 deg then 0.003" run out is too much. I suspect it will be.
Forum: Airheads 08-08-2014, 12:02 PM
Replies: 20
Views: 1,132
Posted By 190e
I really don't buy the story about the screws. ...

I really don't buy the story about the screws. How can 10.9 rated screws not be massively stronger than the alloy casting they are threaded into.

All of this does explain why you can't ever find...
Forum: Airheads 08-06-2014, 10:58 AM
Replies: 9
Views: 529
Posted By 190e
No but the CV carbs use the same floats and the...

No but the CV carbs use the same floats and the same parallel to carb flange level official setting method so the fuel level measurement below the carb flange should be the same.

Pick you figure:...
Forum: Airheads 08-06-2014, 10:11 AM
Replies: 3
Views: 426
Posted By 190e
Early model R45/R65 stand eye to foot length...

Early model R45/R65 stand eye to foot length 225mm. Mounting width at the top 205mm. Later 81 -84 model R45/R65 stands are a different part number and slightly better design but I would expect the...
Forum: Airheads 08-06-2014, 04:49 AM
Replies: 28
Views: 1,065
Posted By 190e
Did the OP actually get his wife to sit on a 79...

Did the OP actually get his wife to sit on a 79 R65 ?

When a similar question was asked some years back, by way of answering I took my 5' 2" wife out to the garage and got her to sit on my 79. She...
Forum: Airheads 08-06-2014, 04:26 AM
Replies: 41
Views: 2,160
Posted By 190e
Assuming BMW themselves understand how CV carbs...

Assuming BMW themselves understand how CV carbs work and advised chasbmw correctly can we now accept that CV carbs do compensate for altitude except at idle and on theoretical full lift when they...
Forum: Airheads 08-05-2014, 02:44 PM
Replies: 41
Views: 2,160
Posted By 190e
<!--[if gte mso 9]><xml> <w:WordDocument> ...

<!--[if gte mso 9]><xml> <w:WordDocument> <w:View>Normal</w:View> <w:Zoom>0</w:Zoom> <w:PunctuationKerning/> <w:ValidateAgainstSchemas/> <w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid> ...
Forum: Airheads 08-05-2014, 02:08 AM
Replies: 9
Views: 529
Posted By 190e
The exact fuel depth to the nearest mm is less...

The exact fuel depth to the nearest mm is less important than getting both bowls as close to being the same as you can. I measured my bowls very carefully and found slight differences in overall...
Forum: Airheads 08-04-2014, 03:07 PM
Replies: 28
Views: 1,065
Posted By 190e
Possibly but with modest lowering not for average...

Possibly but with modest lowering not for average riders. Some would reach those limits on the road and you wouldn't want to race it.
Forum: Airheads 08-04-2014, 02:58 PM
Replies: 41
Views: 2,160
Posted By 190e
It's a bit of an eye opener to realise...

It's a bit of an eye opener to realise atmospheric pressure drops from 14.7 PSI at sea level to something like 11 PSI at 8000 ft. If you were to carry out a compression test up there the result would...
Forum: Airheads 08-04-2014, 11:57 AM
Replies: 41
Views: 2,160
Posted By 190e
It's not correct to say CV carbs fully compensate...

It's not correct to say CV carbs fully compensate for altitude but CV carbs are driven by the same pressure differentials at 8000 ft as they are at sea level so to that extent they are not affected...
Forum: Airheads 08-04-2014, 11:15 AM
Replies: 28
Views: 1,065
Posted By 190e
A 79 R65 already has the lowest seat height of...

A 79 R65 already has the lowest seat height of any contemporary Airhead. That said 90/90 and 110/90 metric tires over the stock sizes would help but only by a very small amount. Small amounts are...
Forum: Airheads 08-04-2014, 05:57 AM
Replies: 15
Views: 1,052
Posted By 190e
I find the Osram Silver Star +60 lamps make a...

I find the Osram Silver Star +60 lamps make a noticeable difference. Lots of other high output H4 lamps available but I wouldn't go for anything tinted including the so call blue/white lamps. I...
Forum: Airheads 08-03-2014, 03:00 AM
Replies: 26
Views: 1,110
Posted By 190e
I couldn't agree more. In my limited experience...

I couldn't agree more. In my limited experience the damper valve ring really is the key to setting the forks up correctly by increasing rebound damping independently of commpression. The problem is...
Forum: Airheads 08-02-2014, 12:50 PM
Replies: 26
Views: 1,110
Posted By 190e
Thanks, subjectively I think my rings are...

Thanks,

subjectively I think my rings are contributing no more stiction than the seals or the dust boots so not too bad. Still it sounds like the plastic wipers would be an improvement.
Forum: Airheads 08-02-2014, 04:31 AM
Replies: 20
Views: 1,132
Posted By 190e
For everyone else the O ring is EDPM 5mm x 2.5mm....

For everyone else the O ring is EDPM 5mm x 2.5mm.

Information courtesy of Mike Valenti.
Forum: Airheads 08-02-2014, 02:34 AM
Replies: 26
Views: 1,110
Posted By 190e
My offer still stands. If you give me the spring...

My offer still stands. If you give me the spring dimensions and number of closed coils I'll calculate the spring rates for you which will tell you if they are standard or not.

I'll echo the...
Forum: Airheads 08-01-2014, 10:02 AM
Replies: 69
Views: 2,831
Posted By 190e
Absolutely but I thought that was getting too...

Absolutely but I thought that was getting too nerdy for one post. If you look at any AGM battery manufacturers charging recommendations they will give a charging voltage of say 14.3 volts at 25 Deg...
Forum: Airheads 08-01-2014, 04:27 AM
Replies: 69
Views: 2,831
Posted By 190e
No way we can talk about charge voltages without...

No way we can talk about charge voltages without specifying the conditions. For the purposes of setting an accurate benchmark that has us all making valid like for like comparisons the standard for...
Forum: Airheads 07-31-2014, 04:11 PM
Replies: 28
Views: 1,352
Posted By 190e
The Ignition module in it's simplest form is not...

The Ignition module in it's simplest form is not a computer but just a few transistors that operate as an electronic switch. The later modules have more sophistication in that to be able to team up...
Forum: Airheads 07-31-2014, 01:58 PM
Replies: 28
Views: 1,352
Posted By 190e
No possible harm done to the brain just a weaker...

No possible harm done to the brain just a weaker spark - would be the same as a points ignition bike if dwell of a Hall effect can is the same as a points can. If not could be worse than a points...
Forum: Airheads 07-31-2014, 09:51 AM
Replies: 8
Views: 420
Posted By 190e
That is the correct wiring - no question. ...

That is the correct wiring - no question.

Coils wired in series 15 - 1 - 15 -1 maintains the correct polarity at both of the spark plugs.
Forum: Airheads 07-31-2014, 08:38 AM
Replies: 28
Views: 1,352
Posted By 190e
With dual output coils of that type the secondary...

With dual output coils of that type the secondary winding fires one spark plug with correct polarity and the other one in reverse polarity so if you swap the wires on the primary winding all that...
Forum: Airheads 07-30-2014, 10:51 AM
Replies: 3
Views: 250
Posted By 190e
If this what you were thinking of it's 123mm wide...

If this what you were thinking of it's 123mm wide which is definitely borderline and may not fit. The 4.00 is 108mm and will fit easily
http://www.antiquetyres.com.au/18450-0
...
Forum: Airheads 07-30-2014, 09:47 AM
Replies: 3
Views: 250
Posted By 190e
Very likely but it's not possible to make generic...

Very likely but it's not possible to make generic statements about tires because the nominal size is not always a good indication of the actual mounted width. Mounted size also varies between...
Forum: Airheads 07-28-2014, 11:38 PM
Replies: 34
Views: 1,420
Posted By 190e
That looks like Mike Valenti's write up on wheel...

That looks like Mike Valenti's write up on wheel bearings. He did a very thorough job as he does with everything. I would trust every word he says if that's your preferred method.
Forum: Airheads 07-28-2014, 12:23 PM
Replies: 53
Views: 3,021
Posted By 190e
I've always wanted to do that but never found the...

I've always wanted to do that but never found the ideal location to mount my 4ft manometer.

In principle if not magnitude in your case I think it is an important detail and you did the right thing...
Forum: Airheads 07-28-2014, 12:15 PM
Replies: 30
Views: 1,472
Posted By 190e
I agree that the offset makes a difference but...

I agree that the offset makes a difference but find it's the other around. Maybe it's my legs but the right cylinder is more masked by my knee. The left cylinder being further forward is a little...
Forum: Airheads 07-28-2014, 11:54 AM
Replies: 34
Views: 1,420
Posted By 190e
To use the shake the wheel test to check for the...

To use the shake the wheel test to check for the correct shimming is perfectly acceptable in my experience. That is not the same as saying set the preload with the axle nut - perhaps with no spacer...
Forum: Airheads 07-27-2014, 02:26 PM
Replies: 39
Views: 1,920
Posted By 190e
Especialy when you consider the back emf raises...

Especialy when you consider the back emf raises the primary up to a couple of hundred volts.
Forum: Airheads 07-26-2014, 10:45 AM
Replies: 7
Views: 590
Posted By 190e
The location of highest stress when starting a...

The location of highest stress when starting a new engine is the cam lob/lifter interface as it sees the same loading when being cranked as it does when running. With OHC engines I crank with the...
Forum: Airheads 07-25-2014, 09:57 AM
Replies: 126
Views: 7,933
Posted By 190e
Boxerworks is working fine for me.

Boxerworks is working fine for me.
Forum: Airheads 07-24-2014, 02:23 PM
Replies: 144
Views: 9,252
Posted By 190e
Battery internal resistance is typically 10...

Battery internal resistance is typically 10 milliohms or so but the car battery even on it's own should be a few milliohms lower than a bike battery. Chemistry and construction differences aside...
Showing results 1 to 40 of 416

 
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