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Search: Posts Made By: motolab
Forum: Ride reports Today, 08:15 AM
Replies: 1,571
Views: 387,352
Posted By motolab
Excellent. Regards, Derek

Excellent.

Regards,

Derek
Forum: Ride reports 08-18-2014, 09:25 PM
Replies: 1,571
Views: 387,352
Posted By motolab
Does this mean your carburetor issues have been...

Does this mean your carburetor issues have been solved?

Regards,

Derek
Forum: Thumpers 08-13-2014, 07:16 PM
Replies: 8,794
Views: 1,903,541
Posted By motolab
See...

See http://www.advrider.com/forums/showthread.php?p=24724883#post24724883 from just a few days ago.

Regards,

Derek
Forum: Road warriors 08-13-2014, 01:36 PM
Replies: 356
Views: 38,877
Posted By motolab
Gentlemen, I thought you might enjoy this...

Gentlemen,

I thought you might enjoy this 919 with male slider forks, 6-pistion calipers & Marvic Penta wheel: http://www.moto-lab.com/gallery/view?itemid=179 (click on image for higher res view,...
Forum: Thumpers 08-11-2014, 09:43 AM
Replies: 11
Views: 683
Posted By motolab
Increasing octane certainly helps reduce...

Increasing octane certainly helps reduce detonation. New Zealand does not use the R+M/2 method to rate fuel, but rather uses RON. 91 RON will be similar to 87 R+M/2, 95 RON will be similar to 90...
Forum: Thumpers 08-10-2014, 06:59 PM
Replies: 8,794
Views: 1,903,541
Posted By motolab
Not enough exhaust flow and overadvanced ignition...

Not enough exhaust flow and overadvanced ignition timing relative to the intake flow and compression.May I ask you to cut out the irrelevant marketing gobbledigook?

Regards,

Derek
Forum: Thumpers 08-10-2014, 12:41 PM
Replies: 8,794
Views: 1,903,541
Posted By motolab
They did these things for the high-flow head...

They did these things for the high-flow head models.

You would have to ask them why they didn't do it sooner or in the first place.

Regards,

Derek
Forum: Thumpers 08-10-2014, 10:55 AM
Replies: 8,794
Views: 1,903,541
Posted By motolab
I didn't say that engineers at tke KTM factory...

I didn't say that engineers at tke KTM factory purposely wanted hurt the engine.

Regards,

Derek
Forum: Thumpers 08-10-2014, 10:03 AM
Replies: 11
Views: 683
Posted By motolab
The engine the cylinder head in the picture is...

The engine the cylinder head in the picture is from appears to have had a major oil consumption problem.

Regards,

Derek
Forum: Thumpers 08-10-2014, 10:02 AM
Replies: 11
Views: 683
Posted By motolab
Every pre-high flow head model I've personally...

Every pre-high flow head model I've personally seen had it. I'm convinced that at some point KTM engineers became aware of the problem, because most of the significant engine changes (bigger exhaust...
Forum: Thumpers 08-10-2014, 09:39 AM
Replies: 8,794
Views: 1,903,541
Posted By motolab
In stock form that may make sense, but I can tell...

In stock form that may make sense, but I can tell you from experience that it will hurt itself with the airbox lid removed. Flow testing on an pre-high flow Adventure exhaust revealed that it only...
Forum: Thumpers 08-09-2014, 09:57 AM
Replies: 1,759
Views: 289,171
Posted By motolab
What is the current float height and by what...

What is the current float height and by what method was the fuel screw set?

Regards,

Derek
Forum: Thumpers 08-08-2014, 06:46 PM
Replies: 5,908
Views: 1,070,094
Posted By motolab
Heat, time, and/or possibly increased tightening...

Heat, time, and/or possibly increased tightening torque on the main jet makes the slide guide pinch on the emulsion tube so that it won't slip up into the main bore as easily when the main jet is...
Forum: Thumpers 08-06-2014, 08:04 PM
Replies: 8,794
Views: 1,903,541
Posted By motolab
Hmm. I have a pre-high flow head Duke II here...

Hmm. I have a pre-high flow head Duke II here that has the ribbed flat bar on the right side. But strangely, the ID tag says 02/03. Perhaps high-flow came later in the year.

Regards,

Derek
Forum: Thumpers 08-06-2014, 06:49 PM
Replies: 26
Views: 1,067
Posted By motolab
Do you mean "and" instead of "or"? Regards, ...

Do you mean "and" instead of "or"?

Regards,

Derek
Forum: Thumpers 08-06-2014, 06:47 PM
Replies: 26
Views: 1,067
Posted By motolab
If the engine fires up from cold without any...

If the engine fires up from cold without any enrichment, the mixture will be too rich when hot.

Regards,

Derek
Forum: Thumpers 08-06-2014, 06:42 PM
Replies: 5
Views: 515
Posted By motolab
I recommend installing an oiled Uni UP-123 filter...

I recommend installing an oiled Uni UP-123 filter on the under diaphragm vent hose. Otherwise the ingress of dirt will contribute additionally to the already chronic slide guide, emulsion tube...
Forum: Thumpers 08-06-2014, 06:31 PM
Replies: 8,794
Views: 1,903,541
Posted By motolab
Is this rule of thumb supposed to apply to models...

Is this rule of thumb supposed to apply to models other then the Adventure R?

Regards,

Derek
Forum: Thumpers 08-06-2014, 09:04 AM
Replies: 5,908
Views: 1,070,094
Posted By motolab
There's a very good chance the crankshaft was...

There's a very good chance the crankshaft was knocked out of true in the process.

Regards,

Derek
Forum: Thumpers 08-05-2014, 06:05 PM
Replies: 5,908
Views: 1,070,094
Posted By motolab
You will need 584.29.009.000 Magneto extractor...

You will need 584.29.009.000 Magneto extractor (Kokusan), 584.29.031.000 Protection cover for crankshaft (Kokusan) and 584.29.012.000 Flywheel holding spanner (Kokusan).

Regards,

Derek
Forum: Thumpers 08-04-2014, 11:29 AM
Replies: 11
Views: 683
Posted By motolab
The question then is whether or not it is worth...

The question then is whether or not it is worth ~$1000 to help reduce the (very strong) possibility of detonation damage, which, if it occurred, would make all of the money, time and effort spent on...
Forum: Thumpers 08-03-2014, 03:21 PM
Replies: 1,759
Views: 289,171
Posted By motolab
At 9K miles, the slide guide should probably be...

At 9K miles, the slide guide should probably be inspected for wear, especially if the slide has been drilled. There are six depressions in the face of the slide guide. Four of these are round. If the...
Forum: Thumpers 08-03-2014, 11:49 AM
Replies: 9
Views: 690
Posted By motolab
If possible, I would use an MLS head gasket...

If possible, I would use an MLS head gasket instead of the fiber one.

Regards,

Derek
Forum: Thumpers 08-03-2014, 11:43 AM
Replies: 11
Views: 683
Posted By motolab
It's worth buying the later head because of the...

It's worth buying the later head because of the improvement in detonation resistance it provides.

Regards,

Derek
Forum: Thumpers 08-03-2014, 11:32 AM
Replies: 5,908
Views: 1,070,094
Posted By motolab
I don't have any data for high-flow head model in...

I don't have any data for high-flow head model in stock form.

What I consider to be the main difference is detonation resistance. A pre-high flow head model is likely to suffer from detonation in...
Forum: Thumpers 08-03-2014, 11:12 AM
Replies: 1,759
Views: 289,171
Posted By motolab
How many miles are there on the carburetor? ...

How many miles are there on the carburetor?

Regards,

Derek
Forum: Thumpers 08-01-2014, 10:40 PM
Replies: 5,908
Views: 1,070,094
Posted By motolab
I recommend holding out for a high-flow head...

I recommend holding out for a high-flow head model ('03 and up). They are so much better.

Regards,

Derek
Forum: Thumpers 08-01-2014, 09:35 PM
Replies: 1,759
Views: 289,171
Posted By motolab
A 165 main is way too large for your setup. The...

A 165 main is way too large for your setup. The only LC4 I ever tuned that required a 47.5 pilot jet had issues (was down on power).

The pre-high flow head models are detonation prone even in...
Forum: Vendors 07-30-2014, 08:38 PM
Replies: 79
Views: 19,367
Posted By motolab
You're welcome! Regards, Derek

You're welcome!

Regards,

Derek
Forum: Thumpers 07-30-2014, 11:40 AM
Replies: 1,759
Views: 289,171
Posted By motolab
Yes. The BST40 was used on the 620/640 starting...

Yes. The BST40 was used on the 620/640 starting in 1998. A TPS was added in 2003.I don't see why not.

Regards,

Derek
Forum: Thumpers 07-30-2014, 11:23 AM
Replies: 1,759
Views: 289,171
Posted By motolab
A M6X0.5 tapped hole with a major diameter of 6.2...

A M6X0.5 tapped hole with a major diameter of 6.2 mm will have a minor diameter of 5.61 mm, which is smaller than 5.8 mm. Therefore the screw and tap tolerances alone are not likely to account for...
Forum: Thumpers 07-29-2014, 01:07 PM
Replies: 1,759
Views: 289,171
Posted By motolab
Why not install the throttle housing and cables...

Why not install the throttle housing and cables that go with the BST40?

Regards,

Derek
Forum: Thumpers 07-29-2014, 01:04 PM
Replies: 1,759
Views: 289,171
Posted By motolab
Something fuel resistant such as <!--[if gte mso...

Something fuel resistant such as <!--[if gte mso 9]><xml> <w:WordDocument> <w:View>Normal</w:View> <w:Zoom>0</w:Zoom> <w:DoNotOptimizeForBrowser/> </w:WordDocument>...
Forum: Thumpers 07-28-2014, 06:52 PM
Replies: 1,759
Views: 289,171
Posted By motolab
You can grease the felt seals or modify the...

You can grease the felt seals or modify the carburetor body to accept v-seals. It is however possible that the body is worn to an extent where neither of these will work. In that case the solution is...
Forum: Thumpers 07-27-2014, 11:22 AM
Replies: 4,501
Views: 1,066,828
Posted By motolab
The whole point of the modifications is to allow...

The whole point of the modifications is to allow an XT225, TT225, TTR225 or TTR230 6-speed gear set to be installed on the TW200 shafts, so yes, one would have to acquire an XT225, TT225, TTR225 or...
Forum: Thumpers 07-25-2014, 10:02 PM
Replies: 4,501
Views: 1,066,828
Posted By motolab
I apologize... Regards, Derek

I apologize...

Regards,

Derek
Forum: Thumpers 07-25-2014, 09:24 PM
Replies: 4,501
Views: 1,066,828
Posted By motolab
No sir. Regards, Derek

No sir.

Regards,

Derek
Forum: Thumpers 07-25-2014, 08:31 PM
Replies: 4,501
Views: 1,066,828
Posted By motolab
Why not? Regards, Derek

Why not?

Regards,

Derek
Forum: Thumpers 07-25-2014, 08:23 PM
Replies: 4,501
Views: 1,066,828
Posted By motolab
6-Speed conversion

I was recently asked to modify a TW200 output shaft to accept the XT225 6-speed gear set: http://www.moto-lab.com/gallery/view?itemid=425.

Regards,

Derek
Forum: Thumpers 07-24-2014, 10:33 PM
Replies: 55
Views: 2,289
Posted By motolab
Keeping the BST40 was the right choice for...

Keeping the BST40 was the right choice for several reasons.I'm sure the mixture on the main was reasonable with the snorkel in place.The easiest "something" that should be done with low flow head...
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