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Search: Posts Made By: Rule308
Forum: ATVs 10-19-2015, 09:51 PM
Replies: 9
Views: 1,194
Posted By Rule308
That's something I'd do. Does anyone know if...

That's something I'd do. Does anyone know if any Honda XR models share same oil dipstick?

http://www.xrsonly.com/parts-categories/engine-parts/oil-temperature-dip-sticks
Forum: ATVs 10-19-2015, 06:57 PM
Replies: 9
Views: 1,194
Posted By Rule308
Looking for a

Dipstick thermometer. Seen some that are in Celsius, but I don't have a feel for Celsius might as well be Ohms or Angstroms.

If anyone finds a Dipstick thermometer please post it.
Forum: ATVs 10-18-2015, 09:46 PM
Replies: 25
Views: 5,765
Posted By Rule308
Well typically going rich (adjusting pilot screw...

Well typically going rich (adjusting pilot screw - doesn't matter if its an air or fuel screw) lowers the idle speed and going lean increases the idle speed and that's what I'm experiencing with this...
Forum: ATVs 10-18-2015, 04:30 PM
Replies: 25
Views: 5,765
Posted By Rule308
Air Screw as far as I can tell

Just experimented on another Mikuni of exact same model (My Spare) and screwed and unscrewed the air screw in and out and blew into the air pilot in the venturi tube edge, and you could tell (though...
Forum: ATVs 10-18-2015, 04:15 PM
Replies: 9
Views: 1,194
Posted By Rule308
Safe Temp of air cooled motors

I bought some stick on thermometer strips that read temperature. I believe they are for water cooled engines though and don't go to high enough temp. Does anyone know if there is a general do not...
Forum: ATVs 10-18-2015, 04:12 PM
Replies: 25
Views: 5,765
Posted By Rule308
I'm still sorting out my pilot size, after making...

I'm still sorting out my pilot size, after making 4-5 orders (still not satisfied with size) I decided to order every pilot jet (and Main Jet) in even 10s up to the max size Jets-R-Us sells so I...
Forum: ATVs 10-16-2015, 09:17 PM
Replies: 15
Views: 12,442
Posted By Rule308
Kill Switch - maybe

Here is a possible fix. Could be several things though. I had this particular problem. First press in the Kill Switch to return shuttle to center. Then check for spark.

Or take your left...
Forum: ATVs 10-10-2015, 04:21 PM
Replies: 3
Views: 949
Posted By Rule308
I'm not for certain but I think 12x7 and 14x7 are...

I'm not for certain but I think 12x7 and 14x7 are more common larger sizes, but I don't want to drastically change the effective gear ratios. But I don't think going to the Bighorns or Pitbull...
Forum: ATVs 10-10-2015, 04:13 PM
Replies: 8
Views: 1,416
Posted By Rule308
This UFO is supposed to increase the efficiency...

This UFO is supposed to increase the efficiency of the Mikuni carbs, due to the "flawed" design of the bottom of the slide. Optimized by shaping it and filling in the volume under the slide, that...
Forum: ATVs 10-09-2015, 04:17 PM
Replies: 3
Views: 949
Posted By Rule308
Tire Options kinda suck for rock tires

My ATA-250D has 23x7-10 front tires and 22x10-10 rear tires so both front and rears are on 10" diameter wheels. The sizes don't provide much for good tires. Wanted to buy Maxxis Bighorns or...
Forum: ATVs 10-09-2015, 03:04 PM
Replies: 8
Views: 1,416
Posted By Rule308
fills in the bottom of Mikuni slide

It uses the stock slide, you have to drill the slide for a screw using their jig piece and then you screw a plastic puck to the bottom side of slide. It contours the bottom into a more aerodynamic...
Forum: ATVs 10-09-2015, 11:35 AM
Replies: 2
Views: 725
Posted By Rule308
Front wheel bearings and real axle carrier bearings

Just getting prepared for an eventual failure. Anyone had any issues with them on the ATA-250D or Rhino 250? What did you go with?

I should have recorded the sizes when I assembled it and...
Forum: ATVs 10-08-2015, 09:17 PM
Replies: 8
Views: 1,416
Posted By Rule308
Thunder Products U.F.O. - anyone?

Anyone tried the UFO filler for the Mikuni slide? After I get mine tuned (still waiting on jet deliveries) I may give this a try.

https://thunderproducts.com/shop/u-f-o-ultimate-flow-optimizer/
Forum: ATVs 10-06-2015, 06:55 PM
Replies: 25
Views: 5,765
Posted By Rule308
Tried them

They said they couldn't get this one. It has a W on the side and thats all. They have been a big help though and I've got a fourth or fifth order into them for more pilots and mains.

I've been...
Forum: ATVs 10-04-2015, 03:50 PM
Replies: 25
Views: 5,765
Posted By Rule308
This VM26 PZ30 uses Mikuni VM28/486 pilot jets,...

This VM26 PZ30 uses Mikuni VM28/486 pilot jets, N100.604 Main Jets, and I can't seem to find any identification for this Needle Jet.

Any idea who sells the other sizes of this?
Forum: ATVs 10-03-2015, 07:32 PM
Replies: 25
Views: 5,765
Posted By Rule308
Is the VM26 PZ30 meant for two stroke engines or...

Is the VM26 PZ30 meant for two stroke engines or is it specific to chinese ATVs mainly now with maybe a history on an older model name brand bike?

I thought I read somewhere this carb was used...
Forum: ATVs 10-03-2015, 07:27 PM
Replies: 25
Views: 5,765
Posted By Rule308
keep increasing pilot jet size to get rid of spitting through carb.

The flexible R&D fuel screw didn't seem to want to screw in though the thread pitch and diameter looked identical and seemed to line up with the stock screw side by side, you could feel the number...
Forum: ATVs 09-29-2015, 10:52 PM
Replies: 25
Views: 5,765
Posted By Rule308
R&D flexible fuel screw - thought it was an air screw

http://www.amazon.com/Racing-Products-Flex-Jet-Remote-FLEX-TECH/dp/B005UGFIYC/ref=sr_1_1?ie=UTF8&qid=1443581241&sr=8-1&keywords=Jet+screw+R%26D

Bought this R&D Jet Screw also. I plan to use it...
Forum: ATVs 09-25-2015, 05:23 PM
Replies: 25
Views: 5,765
Posted By Rule308
I notice there are several different manifolds...

I notice there are several different manifolds for sell but can't tell for sure if any will fit this model. Tempted to buy a few and see if any will fit. Who has tried this?
Forum: ATVs 09-25-2015, 05:06 PM
Replies: 25
Views: 5,765
Posted By Rule308
bought an extended pilot screw

Just bought this
http://www.ebay.com/itm/Air-Fuel-Mixture-Screw-Mikuni-VM26-PZ30-30mm-Carburetor-Fits-Motocross-Dirt-Bike-/161790414165

Hope it works, but looks like I'll have to cut the head...
Forum: ATVs 09-25-2015, 04:46 PM
Replies: 25
Views: 5,765
Posted By Rule308
God almighty this is a hard pilot screw to get to...

God almighty this is a hard pilot screw to get to on the 30 mm Mikuni. Either you burn yourself on the head fins or the exhaust and thats with the exhaust wrapped. I think I've boogered up the...
Forum: ATVs 09-21-2015, 08:46 PM
Replies: 25
Views: 5,765
Posted By Rule308
I've got the 167FM motor

Whatever that stands for. I think its a 230cc. Yes, I'm at sea level, Houston, Humid as hell everyday.

So what do you think? I want to say my main jet was 100, needle is near top if not in...
Forum: ATVs 09-20-2015, 05:45 PM
Replies: 25
Views: 5,765
Posted By Rule308
ATA-250D with Mikuni 30mm - what jets you running?

Anyone with a 250D or similar running a Mikuni 30mm carb? Can you list your pilot jet size, needle clip position, mods and typical weather/temp?

Just curious for a comparison. I'm running in...
Forum: ATVs 09-19-2015, 08:27 PM
Replies: 4
Views: 2,433
Posted By Rule308
Fan and dual batteries

I'm toying with adding my other stock battery (mounted above the rear brake light) in parallel to the new AGM battery to give 12V but more capacity (cranking amps and for fan) and adding a 9"-11"...
Forum: ATVs 09-19-2015, 08:28 AM
Replies: 4
Views: 2,433
Posted By Rule308
Has anyone added a fan to air cooled ATV?

If so, how and where did you hook it up and what model fan did you use? What did you limit the amperage to? etc. etc. details would be nice.


I've got mine geared for low speed crawling in...
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