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Forum: 1986 - 2007 Ninja 250R Tech Talk Today, 06:13 PM
Replies: 9
Views: 57
Posted By ducatiman
16017 needle jets commonly fall out on their own,...

16017 needle jets commonly fall out on their own, silently go missing....or sometimes stick in place, even when the emulsion tube is removed. There is no rule to determine whether one or both stay...
Forum: 1986 - 2007 Ninja 250R Tech Talk October 21st, 2018, 08:23 AM
Replies: 5
Views: 57
Posted By ducatiman
If you haven't uncapped and removed the pilot...

If you haven't uncapped and removed the pilot adjust screws and cleaned that passage, your idle circuits are not truly clean.

Before any cleaning with chemicals, remove the diaphragm/slide...
Forum: New Members September 11th, 2018, 06:57 AM
Replies: 15
Views: 331
Posted By ducatiman
:welcome: oakleaf! Glad to have you aboard...

:welcome: oakleaf! Glad to have you aboard...
Forum: General Motorcycling Discussion September 10th, 2018, 08:29 AM
Replies: 8
Views: 326
Posted By ducatiman
my 2nd Ducati SS, an '07 SS800 nice 'zorst,...

my 2nd Ducati SS, an '07 SS800

nice 'zorst, eh?
Forum: 1986 - 2007 Ninja 250R Tech Talk September 8th, 2018, 01:17 PM
Replies: 7
Views: 302
Posted By ducatiman
stock size is #38 Stripped pilot jet removal...

stock size is #38

Stripped pilot jet removal can be a difficult process, very tricky walking the tightrope between careful damage prevention yet aggressive to get the job done. Damaging the pilot...
Forum: 1986 - 2007 Ninja 250R Tech Talk September 3rd, 2018, 10:06 AM
Replies: 7
Views: 302
Posted By ducatiman
thanks for kind words, DannoXYZ i'm down to...

thanks for kind words, DannoXYZ

i'm down to about 5 hours in 1 "session" to do twin Keihin carbs

In the house now a set of badly mauled '98 750RR ninja 4 bangers. I have parts on order to...
Forum: General Motorcycling Discussion June 16th, 2018, 11:36 AM
Replies: 63
Views: 1,727
Posted By ducatiman
being able to pee

being able to pee
Forum: 1986 - 2007 Ninja 250R Tech Talk June 6th, 2018, 05:04 PM
Replies: 12
Views: 432
Posted By ducatiman
Either way , just an initial setup position,...

Either way , just an initial setup position, still suggest setting pilots , bike hot, for highest idle speed . Each side sweet spot may vary, donít be surprised. Setting them correctly, you should be...
Forum: 1986 - 2007 Ninja 250R Tech Talk June 5th, 2018, 06:46 PM
Replies: 4
Views: 232
Posted By ducatiman
Engine demanding 5 turns indicates to me the fuel...

Engine demanding 5 turns indicates to me the fuel portion of the pilot circuits may be partially occluded ( plugged )
Could be at the actual tiny jet orifice or further in the circuit, dunno ...
Forum: 1986 - 2007 Ninja 250R Tech Talk June 5th, 2018, 08:34 AM
Replies: 12
Views: 432
Posted By ducatiman
If you’ve not done as yet confirm valve...

If you’ve not done as yet confirm valve clearances are ok
It is suggested using .006 intake
and .009 exhaust
Get the bike running, warm and set the pilot screws, when I did the carbs I set at the...
Forum: 1986 - 2007 Ninja 250R Tech Talk June 1st, 2018, 07:16 AM
Replies: 16
Views: 390
Posted By ducatiman
^ but doesn't have to be

^ but doesn't have to be
Forum: General Motorcycling Discussion May 15th, 2018, 07:54 PM
Replies: 25
Views: 1,423
Posted By ducatiman
michvin.....I'm currently working on an...

michvin.....I'm currently working on an acquaintance black '07 250 which she intends to sell after my carb clean/get running. Its been sitting 5-6 years....a long story, which I'll go into via PM if...
Forum: New Members May 15th, 2018, 03:46 PM
Replies: 16
Views: 755
Posted By ducatiman
welcome LarryML I'm a bit east on the...

welcome LarryML

I'm a bit east on the island. Never know ...someday we ride the Hamptons / Montauk area. Lots of neat back roads way out there.

I frequently ride out there with Brooklyn,...
Forum: 1986 - 2007 Ninja 250R Tech Talk May 13th, 2018, 10:49 AM
Replies: 9
Views: 284
Posted By ducatiman
thank you for the mention, greg737 Modern...

thank you for the mention, greg737

Modern ethanol fuels don't concentrate on any 1 internal carb system, rather attacks various, if not all carb subsystems that it inevitably contacts.

As a...
Forum: Motorcycle Gear May 2nd, 2018, 06:43 PM
Replies: 19
Views: 1,416
Posted By ducatiman
+1 here

+1 here
Forum: 1986 - 2007 Ninja 250R Tech Talk April 30th, 2018, 10:57 AM
Replies: 4
Views: 275
Posted By ducatiman
just to be precise...the bar mounted choke lever...

just to be precise...the bar mounted choke lever closes on its own, correct?

First, do not lubricate the lever/handlebar point, clean the area and leave it dry.
Introducing more free play in...
Forum: 1986 - 2007 Ninja 250R Tech Talk April 26th, 2018, 03:10 PM
Replies: 22
Views: 1,169
Posted By ducatiman
I'm humbled, thank you for kind words but oh,...

I'm humbled, thank you for kind words but oh, please "god" of carbs? Don't be silly, though I admit a heckuva lot of effort goes in.

Recently had an "argument" with some EX500 pilot jets,...
Forum: General Motorcycling Discussion April 22nd, 2018, 08:49 AM
Replies: 63
Views: 2,356
Posted By ducatiman
Bridgehampton Raceway, mid to late 70's , this...

Bridgehampton Raceway, mid to late 70's , this was for an endurance race... not sure of proper name for the type of start...riders opposite their (non-running) bikes.....at signal, run across track,...
Forum: General Motorcycling Discussion April 22nd, 2018, 08:31 AM
Replies: 63
Views: 2,356
Posted By ducatiman
At just 12 years old, I was allowed to ride it...

At just 12 years old, I was allowed to ride it under strict supervision and very limited speed, area, etc.
Not sure of the model, but I'd guess from the mid or late 50's? Would be a collector bike...
Forum: General Motorcycling Discussion April 21st, 2018, 08:25 AM
Replies: 63
Views: 2,356
Posted By ducatiman
Awesome photos and remembrances. This is a super...

Awesome photos and remembrances. This is a super thread. I simply lack pictures of old stuff...cameras were expensive and it was a rarity to take the time and effort to photo. Today, we effortlessly...
Forum: General Motorcycling Discussion April 21st, 2018, 07:53 AM
Replies: 63
Views: 2,356
Posted By ducatiman
Sorry for condition of this ancient, scanned...

Sorry for condition of this ancient, scanned photo. Me around 12 years old? 1962 or 63?

my older neighbors AJS 500 single

My best bud and "mentor"...he had go carts, mini-bikes , dirt and...
Forum: 2008 - 2012 Ninja 250R Tech Talk March 13th, 2018, 10:15 AM
Replies: 54
Views: 1,325
Posted By ducatiman
On the 6th..a parts-bin, cheaper to manufacture,...

On the 6th..a parts-bin, cheaper to manufacture, bean counter/corporate decision...solely financially based. I've always considered it a BFM (big effin' mistake)
The decision affected reliability...
Forum: 1986 - 2007 Ninja 250R Tech Talk February 25th, 2018, 12:42 PM
Replies: 5
Views: 337
Posted By ducatiman
Triple Jim- Simply PM me your shipping...

Triple Jim-

Simply PM me your shipping info....I'll be honored to drop a couple of bowl orings in the mail for nuffin. Promise to get them out promptly in Mondays mail.
Forum: 1986 - 2007 Ninja 250R Tech Talk February 14th, 2018, 05:16 AM
Replies: 17
Views: 759
Posted By ducatiman
I'd not be too quick to delete a factory...

I'd not be too quick to delete a factory part...especially a pilot screw sealing ring.
Those orings seal the metering tip preventing false air from being introduced. You'd be well served...
Forum: 1986 - 2007 Ninja 250R Tech Talk February 9th, 2018, 09:54 AM
Replies: 28
Views: 1,449
Posted By ducatiman
And I thank you for supporting a fellow forum...

And I thank you for supporting a fellow forum member rather than a stranger on ebay.

Your stock pilot jet size is 38. A proper size screwdriver is imperative to aid in safe removal....they can be...
Showing results 1 to 25 of 784

 
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