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Search: Posts Made By: rustygardhouse
Forum: Airheads 09-28-2014, 06:33 PM
Replies: 4
Views: 258
Posted By rustygardhouse
There weren't any washers of any sort under the...

There weren't any washers of any sort under the bolt heads.

The cover is flat under the bolt heads so over torquing would probably damage the bolts more than the cover.

One possibility is that...
Forum: Airheads 09-27-2014, 07:28 PM
Replies: 4
Views: 258
Posted By rustygardhouse
'80 R65 oil pump cover cracks

finally traced down a persistent oil leak behind the flywheel. Turns out the oil pump cover was cracked in in 2 places where the o-ring groove runs under the mounting bolt counter bores:
...
Forum: Airheads 09-04-2014, 07:14 PM
Replies: 21
Views: 1,849
Posted By rustygardhouse
Because of my job, I have fairly deep resources...

Because of my job, I have fairly deep resources to find things like bolts. Apparently, at least in sunny Australia, no one makes 10.9 grade SHCS in zinc plated steel. All bolts like this are now 12.9...
Forum: Airheads 08-18-2014, 07:48 PM
Replies: 21
Views: 1,849
Posted By rustygardhouse
I was reviewing some of the information I have on...

I was reviewing some of the information I have on torque specs & came across BMW's torque specs: http://www.bmw-m.net/techdata/torq/bmw_torq.pdf.

Here's the M10 portion:
...
Forum: Airheads 08-14-2014, 07:01 PM
Replies: 21
Views: 1,849
Posted By rustygardhouse
Ah, well, no... As the force on the bolt...

Ah, well, no...

As the force on the bolt increases, individual threads will deform until all threads take about the same amount of load. Then they all fail in shear more or less at the same time...
Forum: Airheads 08-13-2014, 09:34 PM
Replies: 21
Views: 1,849
Posted By rustygardhouse
OK, a couple of things... Why do you think...

OK, a couple of things...

Why do you think the ATE alloy's yield is 13ksi? There are alloys that yield at 73ksi.

The cheapest thing to do is drill & tap a short blind hole. They didn't do that...
Forum: Airheads 08-13-2014, 09:10 PM
Replies: 8
Views: 638
Posted By rustygardhouse
I use a sharpy to mark the insulator on the the...

I use a sharpy to mark the insulator on the the ground strap side so I know the orientation of the plug in the cylinder. I try to keep the strap pointed towards the intake valve.

I see that black...
Forum: Airheads 08-13-2014, 06:35 PM
Replies: 21
Views: 1,849
Posted By rustygardhouse
Here's a nice find: torque recommendations for...

Here's a nice find: torque recommendations for 90% of yield on a 10.9 bolt.

http://i1078.photobucket.com/albums/w484/rustygardhouse/Metric88and109TorqueCharts.jpg...
Forum: Airheads 08-11-2014, 04:24 PM
Replies: 21
Views: 1,849
Posted By rustygardhouse
to add further to this: My question to ATE: ...

to add further to this:

My question to ATE:

'M****,

Now I’m a bit confused.

The M10 bolts holding the halves together are marked ‘INBUS 10.9” which makes them Bauer & Schaurte...
Forum: Airheads 08-08-2014, 12:57 AM
Replies: 21
Views: 1,849
Posted By rustygardhouse
As do I. The bolts are zinc plated steel...

As do I.

The bolts are zinc plated steel with 'INBUS 10.9' stamped on the head.

INBUS is German for 'Allen Bolt Bauer and Schaurte' the German patent holder for the fastener.

10.9 is the...
Forum: Airheads 08-05-2014, 05:02 PM
Replies: 21
Views: 1,849
Posted By rustygardhouse
& here's the reason for not splitting the...

& here's the reason for not splitting the calipers form ATE:

'One reason is the connection screws.
The screws must be replaced and should not be used again.
The screws do not exist to buy. '
...
Forum: Airheads 08-04-2014, 09:47 PM
Replies: 21
Views: 1,849
Posted By rustygardhouse
So... Just because I can, I emailed ATE &...

So...

Just because I can, I emailed ATE & asked about this o-ring.

In Germanic efficiency, I was told that the o-ring was not available because the calipers may not be disassembled.

They did...
Forum: Airheads 08-03-2014, 07:31 PM
Replies: 21
Views: 1,849
Posted By rustygardhouse
Yup, that's the same ATE twin piston caliper I...

Yup, that's the same ATE twin piston caliper I have.

I've seen the standard round EPDM -107 o ring recommended for this application instead of the square one ATE uses.

Mike V. I take it you...
Forum: Airheads 08-01-2014, 03:16 PM
Replies: 21
Views: 1,849
Posted By rustygardhouse
'80 R65 ATE twin piston o-ring

I have a 1980 R65 with an ATE twin piston front caliper. Following my Clymer’s manual, I split the caliper to do a complete ultrasonic cleaning & rebuild..

After all, it could have been...
Forum: Airheads 02-24-2014, 04:55 PM
Replies: 25
Views: 2,096
Posted By rustygardhouse
From Boyer Bransden: 'if it has a Micro...

From Boyer Bransden:

'if it has a Micro Power or Micro Digital system, you must use some radio suppression (not with the MK3 system). We always suggest copper wire but with NGK 5k ohm plug caps....
Forum: Airheads 02-20-2014, 05:49 PM
Replies: 25
Views: 2,096
Posted By rustygardhouse
OK, I'm a bit confused by all this. In the...

OK, I'm a bit confused by all this.

In the bad old days ('60's) when ignition leads were wire, vehicle spark plugs in the US were mandated to have a 5k ohm resistor built into them to reduce RF...
Forum: Airheads 02-19-2014, 06:49 PM
Replies: 25
Views: 2,096
Posted By rustygardhouse
So, does any body know what happens if you run...

So, does any body know what happens if you run the Boyer electronic ignition conversion using aftermarket copper leads without the 5k ohm resistor?
Forum: Airheads 02-18-2014, 05:34 PM
Replies: 24
Views: 1,574
Posted By rustygardhouse
Now for the heretics view... In my misspent...

Now for the heretics view...

In my misspent youth, I played with a lot of BL stuff which meant I spent a lot of time trying to tune SU carbs.

When I got my R65 & started to play with the Bings,...
Forum: Airheads 02-14-2014, 09:52 PM
Replies: 3
Views: 362
Posted By rustygardhouse
Well, the connector pulled off but with lots of...

Well, the connector pulled off but with lots of rocking & WD40 & praying!

Bulbs are change, lots of DC4 on connectors & bulbs, God is in his heaven & all is right in R65 land...

Thanks; I'd...
Forum: Airheads 02-14-2014, 01:33 AM
Replies: 3
Views: 362
Posted By rustygardhouse
Removing R65 electric tach

The neutral light has packed it in on my R65 & I need to get the tach apart. Anybody know how to get the electrical connector off the back? Can't find it in any of my manuals
...
Forum: Airheads 02-07-2014, 02:34 AM
Replies: 19
Views: 1,046
Posted By rustygardhouse
OK, is everybody sitting down? Good... ...

OK, is everybody sitting down?

Good...

I got my 144 main jets today so I changed my 145 for the 144 in the RH carb.

Bike runs like a top. A/F ration between 12.5 & 13.7 through all throttle...
Forum: Airheads 02-06-2014, 10:43 PM
Replies: 19
Views: 1,046
Posted By rustygardhouse
I raced home after work, pulled both elbows off...

I raced home after work, pulled both elbows off the carbs & looked to see how the slides lift LH vs RH.

And the fatal flaw in the idea revealed itself: There's not enough load on the engine to get...
Forum: Airheads 02-06-2014, 04:50 PM
Replies: 19
Views: 1,046
Posted By rustygardhouse
Thought about that... But if the fuel level...

Thought about that...

But if the fuel level is too low, it would be low across the needle jet range & not go from rich to lean. Isn't that the purpose of the fancy taper on the needle: to change...
Forum: Airheads 02-06-2014, 03:20 PM
Replies: 19
Views: 1,046
Posted By rustygardhouse
Ooooohhh! I like the ideas of pulling the elbow...

Ooooohhh! I like the ideas of pulling the elbow off & reving the engine as well as swapping slides side to side. I'll give them a try.

For gits & shiggles, last night I pulled the RH cover off &...
Forum: Airheads 02-06-2014, 02:39 AM
Replies: 19
Views: 1,046
Posted By rustygardhouse
Except the carb passes both the WD40 & butane...

Except the carb passes both the WD40 & butane torch test for external leaks. No leaks anywhere so it would appear that the problem is internal, not external.

Pulled the cap & cover & checked the...
Forum: Airheads 02-05-2014, 08:44 PM
Replies: 19
Views: 1,046
Posted By rustygardhouse
The slide can only go in one way; the diaphragm...

The slide can only go in one way; the diaphragm has a dimple for the slide & a dimple for the body. Both dimples are aligned correctly & when I stick my finger down the carb throat & lift the slide,...
Forum: Airheads 02-05-2014, 06:11 PM
Replies: 19
Views: 1,046
Posted By rustygardhouse
Been there done that. In chasing this...

Been there done that.

In chasing this problem, I've changed the needle jet a couple of times. Everything seems smooth running & happy
Forum: Airheads 02-05-2014, 04:25 PM
Replies: 19
Views: 1,046
Posted By rustygardhouse
Bing CV 64/32/3040 needle not lifting

It seems that the needle is not lifting in my Bing CV 64 carb.

This carb was disassembled, ultrasonically cleaned, the passages blown out with clean compressed air & reassembled with a new...
Forum: Airheads 10-22-2013, 08:06 PM
Replies: 9
Views: 782
Posted By rustygardhouse
So.. The 1980 R65 was a cross over year &...

So..

The 1980 R65 was a cross over year & there are at least 2 different horse powers available. The easiest way to change horse power is to change the carb: smaller carb, less horse power. This...
Forum: Airheads 10-20-2013, 07:42 PM
Replies: 9
Views: 782
Posted By rustygardhouse
1980 R65 timing

I've got a bit of a mystery about the point of full advance on my 1980 R65. The frame & engine match with 6348245 on both. The previous owner has installed a Boyer electronic ignition.

Manual - ...
Forum: Airheads 08-13-2013, 07:56 PM
Replies: 6
Views: 584
Posted By rustygardhouse
But of course! If I had taken my tank off &...

But of course!

If I had taken my tank off & taken pictures, I'd never have bothered with this post...

Wonder...

If the car that pinched my RH leg between frame & bumper had come at me from...
Forum: Airheads 08-11-2013, 11:36 PM
Replies: 6
Views: 584
Posted By rustygardhouse
'80 R65 foot pegs

OK, here's a really 'interesting' question...

Noticed that the foot pegs on my bike aren't the same height & position: the LH one is higher & forward of the RH.

So I get out my handy universal...
Forum: Airheads 08-08-2013, 09:37 PM
Replies: 8
Views: 773
Posted By rustygardhouse
Because of the o-ring on the flywheel & my...

Because of the o-ring on the flywheel & my experience on pinching o-rings in this type of installation, I was REALLY careful when I drew the flywheel down to make sure I did it as evenly as possible...
Forum: Airheads 08-08-2013, 06:25 PM
Replies: 8
Views: 773
Posted By rustygardhouse
'80 R65 front thrust bearing

A comment came up in one of my other post & I thought it deserved a new thread...

I had to pull the flywheel on my '80 R65 to get the timing marks in the correct position.

Because this is a...
Forum: Airheads 08-07-2013, 11:02 PM
Replies: 18
Views: 1,240
Posted By rustygardhouse
crank blocking

OK you caught me; I normally don't read things in the posts that don't directly pertain to my question...

So, no, I didn't block the crack; it was not mentioned in my version of Clymers. Before...
Forum: Airheads 08-06-2013, 06:04 PM
Replies: 18
Views: 1,240
Posted By rustygardhouse
complete the circle

Thought I'd complete the circle on this...

Made sure the timing marks were filled with yellow paint & reinstalled the flywheel in the correct location.

Buttoned everything up & finally got a...
Forum: Airheads 07-24-2013, 05:04 PM
Replies: 18
Views: 1,240
Posted By rustygardhouse
OK got it. Nice of them to drill out the...

OK got it.

Nice of them to drill out the timing marks! I'll get them filled with yellow paint as well.

Thanks all!
Forum: Airheads 07-24-2013, 03:58 AM
Replies: 18
Views: 1,240
Posted By rustygardhouse
1980 R65 flywheel markings

It seems that my flywheel was installed incorrectly & I couldn't read the timing marks. So I bit the bullet, jerked everything apart and pulled the flywheel off.

But...

The only markings I can...
Forum: Airheads 06-22-2013, 10:00 PM
Replies: 40
Views: 2,626
Posted By rustygardhouse
Alrighty then... Changed the RH float today....

Alrighty then...

Changed the RH float today. For those at home, new float 12gms, old float 14.2gms (dry but not dried out).

That surprised me so much I rechecked the level & zero of the scale....
Forum: Airheads 06-21-2013, 10:09 PM
Replies: 40
Views: 2,626
Posted By rustygardhouse
So I tried the white lightning jar as a float...

So I tried the white lightning jar as a float bowl idea...

I first tried it with the carb as is & holding my jar against the float bowl flange. The rake on the carb is such that the fuel spills...
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