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Search: Posts Made By: alonzo
Forum: Thumpers 11-30-2014, 07:23 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Have you tried a 130 main jet? Seems to me that...

Have you tried a 130 main jet? Seems to me that a 132.5 may be a bit large. My bike is setup similar to yours (Z1 mod, Snorkel out, 130 main) and I'm at about the same elevation as you are and my...
Forum: Thumpers 11-17-2014, 01:55 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
And... disassemble the carb over a large cloth. ...

And... disassemble the carb over a large cloth. there are a couple of tiny O-rings that are easily lost. One that I can think of offhand is under the top cap. Well, now that I'm looking at the...
Forum: Thumpers 11-17-2014, 08:00 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
It justs sounds like a fuel problem but I...

It justs sounds like a fuel problem but I wouldn't rule out an ignition issue, especially if you can't get it to fire at all.

I would let the battery fully charge or jump it from a car or other...
Forum: Thumpers 11-16-2014, 09:32 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
OK. Good that fuel is flowing into the carb. In...

OK. Good that fuel is flowing into the carb. In my experience SeaFoam is not that good, and, I've used plenty of it over the years, even buying it by the gallon. B12 may be useful but Techron is...
Forum: Thumpers 11-16-2014, 05:30 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Kinda sounds to me like the jets are not flowing...

Kinda sounds to me like the jets are not flowing fuel freely. I often had this problem when I was still using fuel with ethanol. The best thing to do is to replace the jets.

However, barring...
Forum: Thumpers 11-15-2014, 10:23 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I hear ya! But, I have four bikes and I have to...

I hear ya! But, I have four bikes and I have to give them all equal time or they start to get pissed at me. AND, it's REALLY COLD here now!!!!
Forum: Thumpers 11-15-2014, 09:37 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
If you use your carburetted bike (i.e., XT225) on...

If you use your carburetted bike (i.e., XT225) on a regular basis (like more than once a week) fuel with ethanol shouldn't be a problem. BUT, if it sits for a week or two with ethanol you're...
Forum: Thumpers 11-12-2014, 04:00 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I don't know the 'string method' but I'm sure...

I don't know the 'string method' but I'm sure it's refering to the chain/sprocket alignment (the "notches" aren't necessirly the the best reference.) I use a homemade tool that lets me use a...
Forum: Thumpers 11-03-2014, 08:58 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
OK.... So what's going on here?

OK.... So what's going on here?
Forum: Thumpers 10-21-2014, 06:59 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I had a similar problem with mine. I kept...

I had a similar problem with mine. I kept changing the jets and screwing with it till one day after riding a couple of miles and stopping I noticed fuel running out of drain tube at the bottom of...
Forum: Thumpers 10-04-2014, 09:32 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
While you're in there, shim the needle up about...

While you're in there, shim the needle up about 0.050" - 0.060" (A disk cut from an old credit card is about right.) Kinda wakes things up.

I'm running a 42.5 pilot, 130 main and 0.060" shim,...
Forum: Thumpers 08-14-2014, 09:38 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Errr... Did I miss something here? You were on...

Errr... Did I miss something here? You were on an adventure and now you're talking about parting out your bike???

-- alonzo
Forum: Thumpers 07-25-2014, 09:58 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Nice! Hope you and the XT have a great trip. ...

Nice! Hope you and the XT have a great trip. Very much looking forward to the report.

-- alonzo
Forum: Thumpers 07-25-2014, 04:31 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Turn the (rubber covered) ring between the...

Turn the (rubber covered) ring between the choke-pull mounting plate (on the handlebar) and the knob. This will tighten/loosen the collet that the knob stem passes through. Should solve your...
Forum: Thumpers 07-23-2014, 11:31 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Hey... These days, aircraft engine parts mostly...

Hey... These days, aircraft engine parts mostly just go round-and-round, not up-and-down....... but still.....

-- a
Forum: Thumpers 07-22-2014, 09:26 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I'm not sure, that must be my problem! How do you...

I'm not sure, that must be my problem! How do you tell

BBBBRRRRRAAAAAAAPP![/QUOTE]

Service Manual pages 3-10 and 3-11 give some info about determining the correct TDC.

If you have set the...
Forum: Thumpers 07-22-2014, 09:20 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I'm not sure, that must be my problem! How do you...

I'm not sure, that must be my problem! How do you tell
[/QUOTE]

Well, usually, you're looking at the valves while bringing the piston to TDC and when it's the right TDC both valves will be...
Forum: Thumpers 07-22-2014, 08:02 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Which top dead center? The one on the ...

Which top dead center? The one on the compression stroke (correct) or the one between the exhaust stroke and the intake stroke (incorrect)?

-- alonzo
Forum: Thumpers 06-26-2014, 08:43 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I've no experience with the xt250 but the extra...

I've no experience with the xt250 but the extra 25cc's is about 10% so should make a small difference. I'd think that the FI would make the biggest difference and should improve fuel economy as...
Forum: Thumpers 05-02-2014, 09:38 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Cute... but, where's the crash bars? --...

Cute... but, where's the crash bars?

-- alonzo
Forum: Thumpers 04-28-2014, 09:30 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Nice bit of work there. Some larger images of...

Nice bit of work there. Some larger images of all that would be cool.

-- alonzo
Forum: Thumpers 04-27-2014, 10:17 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I totally agree with you that physical/mechanical...

I totally agree with you that physical/mechanical problems should be addressed first.
But, you should at least read the post that you're referring to. I said that SeaFoam (in my experience) would...
Forum: Thumpers 04-25-2014, 11:42 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I have never tried Startron but I have bought...

I have never tried Startron but I have bought SeaFoam by the gallon to use in my diesel powered boat but didn't think that it had much effect on the ethanol stuff. I'm not even sure that Techron is...
Forum: Thumpers 04-25-2014, 06:18 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Has the bike been running fuel with ethanol? ...

Has the bike been running fuel with ethanol? Carburetors that have been sitting with ethanol get gummed up and it's really hard to clean the jets out. Try a stiff dose of Techron in it. It's the...
Forum: Thumpers 04-17-2014, 04:16 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I've got the Z1 and snorkel removed, needle...

I've got the Z1 and snorkel removed, needle shimmed .060", 130 main and 42.5 pilot.
Runs good at my average 1500' above sea level.

-- alonzo

BTW: inmate Motolab (Derek) sells carb parts. ...
Forum: Thumpers 04-14-2014, 09:35 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
nada.com is one place to look up motorcycle...

nada.com is one place to look up motorcycle values.

-- alonzo
Forum: Thumpers 04-13-2014, 09:04 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I cut my shims from an old credit card (~.030")...

I cut my shims from an old credit card (~.030") and used two of them for a total of ~.060".
(~1.5mm.)

-- alonzo
Forum: Thumpers 04-01-2014, 08:40 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Mike -- I'd be interested in a center stand....

Mike --
I'd be interested in a center stand. The factory skid plate is probably all I need on my bike.
-- alonzo
Forum: Thumpers 04-01-2014, 08:41 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Are you making a lot of short runs on the bike.....

Are you making a lot of short runs on the bike.. like, riding down the street to the store and back? Condensation happens and is worse if the engine doesn't get thoroughly warmed up. Also, having...
Forum: Thumpers 03-27-2014, 09:08 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
That's very cool! I need to make one of those...

That's very cool! I need to make one of those too.
Thanks.

-- alonzo
Forum: Thumpers 03-16-2014, 10:52 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Web Cam

Freewheeler --
Now that you've got everyone's attention on this cam would you mind doing a summary of the install/parts needed (head gasket, etc.)/etc.?

I see the same part number for the...
Forum: Thumpers 02-02-2014, 02:25 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
The lever at the brake drum is fastened to a cam...

The lever at the brake drum is fastened to a cam with 2 opposing lobes. No matter which way you turn it, the same thing happens.

A simple illustration would be to put the index and middle fingers...
Forum: Thumpers 01-29-2014, 08:41 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Move to Australia. They've got more of it than...

Move to Australia. They've got more of it than they can handle.

-- alonzo
Forum: Thumpers 01-16-2014, 07:57 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I agree with what lamotovita said above: ...

I agree with what lamotovita said above:

"Jetting a carb is not about altitude. It's about air density, as the temp goes down the density goes up which increases the need for fuel.
I would try...
Forum: Thumpers 11-03-2013, 08:18 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Big Ed -- What did it take to put the YZ...

Big Ed --
What did it take to put the YZ forks on the XT?
-- alonzo
Forum: Thumpers 10-23-2013, 07:30 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Make sure that the drain on the bottom of the...

Make sure that the drain on the bottom of the float bowl isn't leaking. After a lot of bad running/jet changing (with little/no improvement) I discovered fuel dripping out of that drain (and the...
Forum: Thumpers 09-28-2013, 11:05 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
Hmmm... interesting. Want to say more about...

Hmmm... interesting. Want to say more about that? Did you have to hack anything? How about "the improvement?" Did you keep the XT carb?

-- alonzo
Forum: Thumpers 08-27-2013, 11:54 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
I agree with the others on not lowering the final...

I agree with the others on not lowering the final drive ratio too much. The 44 rear won't make much difference by itself but the 16 will. I tried a 16 on mine but even with carb/exhaust mods I felt...
Forum: Thumpers 07-30-2013, 05:25 PM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
If any of you XT'ers haven't read Swamp's XT...

If any of you XT'ers haven't read Swamp's XT adventure you can check it out here:
http://www.advrider.com/forums/showthread.php?t=730691&highlight=swamp
He's taken the XT places where even a goat...
Forum: Thumpers 07-25-2013, 05:53 AM
Replies: 11,419
Views: 1,734,639
Posted By alonzo
That is helpful info. How many teeth on the...

That is helpful info. How many teeth on the front sprocket? Have you ridden with the 50T rear and if so, how do you like it? And, where did you get the Sunstar sprocket?

-- alonzo
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