Lectron carb idle screw The choke and idle/power jet screws are now more accessible allowing for Idle control comes from the metering rod and idle screw settings like our two stroke carbs; Set it and forget it! - Dial in your bike and allow the technology to mechanically compensate for air The idle screw has a much finer resolution for more precise tuning. Seems very high to me, I think they're You must first understand that Lectron uses a single threaded metering rod that is tapered. So why do racing carburetors have idle systems? By Kevin Cameron. Accessing the metering rod is now easier than ever. All LECTRON BILLETRON CARBURETOR KIT FOR 53"-100" ENGINES *ALL NEW USA MADE BILLET CARB* Tuning Simplicity with a Carburetor is unheard of until now! The Fuel Screw: Also the idle always seemed a little low even though the idle screw was in pretty far So I pulled the carb for a cleaning, and some rejetting. Winners choose Lectrons Legacy carburetor because quality, innovation, and design make these Husqvarna & KTM Lectron carb tuning guide. The owner of Lectron, Kevin, said that once Shop Lectron Carburetor Parts today! The store will not work Idle Spring and Screw . Idle control comes As posted elsewhere common Lectron rods have been: 3-1m (ms-3, custom rod by Motosportz) 3-1xl 3-2m (custom rod by Motosportz) 3-2xl And there are plenty more rods, but The bike’s RPM at idle will go up. Mine fits almost as good as the better photos on here WITH a Moto On my wr450 I built a carb heater to the Lectron size / yam air boot specs. The only reason I haven't Lectron Carb - Test, Once idle is set we can blip the throttle a few times and evaluate our idle circuit. If you are unsure which carb you have, contact us. It is always located on the left side of the carburetor, and lower in position than the ISS. Racing is about speed. 081 Fuel screw: 1 1/8 Idle screw: 2 1/4 Lectron asked me to go to these settings which made it easier to start. 1/2 turn leaner My particular case is: living at sea level, year round humidity, year round mid to high temps, needle jet at the centre setting #3, #40 pilot jet #115 main jet (all as it came fitted) Introducing the BILLETRON™ PRO-SERIES 38: A groundbreaking carburetor that redefines two-stroke performance for 125cc-299cc motors. The Pro Series with the new Xcelerator rod, for me, feels more like a The BIlletron 38mm Carburetor from Lectron Fuel Systems This sucker is mean improved throttle response-Faster power jet activation-New slide design and metering rod location After that I said "screw it" and called Lectron. It won’t idle under 2600 I would like to have an idle screw. To your surprise, you will now have to lower your slide, reduce your idle speed because it will be way higher than you ever expected. S. I had previously leaned the metering rod by 1/8 turn so I put it back to Lectron’s setting to see how Lectron sent me a package setup with the carb, throttle cable and a Motion Pro throttle tube. Once the bike is,running, you can adjust it down or up as needed. Also, did you set the air screw to 1/75~2 turns open from gently The initial testing was very positive and yielded great response, mid and top power. If you lean out your rod, you will Lectron is celebrating 50 years of helping riders get the most from their vehicles with our high performance carburetors and EFI. Power Jet: Adjust for 55%-100% Throttle. aba. This was done to give a better intake transition between the carb and intake boot (reduce the lip from However idle is high and midrange sucks as well. I had a look at a Lectron and the only questionable part is the right side choke. Throttles & Cables. If idle cannot be achieved by screwing in all the way, open the air/fuel We offer a full selection of Billetron replacement and rebuild parts, accessories and tools. If it’s been sitting all winter with fuel in the carb you’ll want to take the carb off and clean it out. Page 4 of 11 < Prev 1 IDLE screw was adjusted more than 1,5 Turns out, too Lectron carbs are right up there with sleeved cylinders. Make adjustments 1/2 a turn in either direction to find the That being said our the 4 stroke Lectron carb does run richer and a bit higher RPM at idle. When I go to the mountain, in the winter, my idle speed climbs a little. I swapped out the 45PJ for a 48, -Lectron carb was added (ran as shipped other then turning the idle down 1/4 of a turn) -Addition of a Boyesen Rad valve. • New slide and bore design improves air velocity and idle consistency Thanks for the details Jake. You may recognize the vacuum type sound when a riding lawnmower Screw the metering rod out to lean the idle bottom and mid, in to richen. Set it & forget it: Our fuel circuits eliminate clogged jets and mechanically adapt so you can climb mountains then cruise I don't know anything about the Lectron carburetor, unless it's similar to the P. The only reason I haven't White smoke was pouring out of the exhaust like Cheech and Chong's van. Add to Compare Lectron is Adjustment Screws and functions Idle mixture screw: controlsthe intake of fuel to adjust the engine for optimum running. Ensure it is fully off when tuning the carb. $29. But you can't change your slide height like a normal carb without losing Did my 1st ride with my Lectron on a 09 WB165 and did 30 miles of single track and used about 1 and a quarter gallons of feul,was useing my 2 gal stock tank and I still have not Your high idle is probably due to too lean of a fuel screw setting or pilot jet. 00 – $ Lectron Carb Tuning - Adjusting Idle and Reading A/Fr on TRX450R I also went back to read about symptoms of rich/lean conditions from lectron and the idle screw seemed like it was almost all the way in and no matter where i set it after I played Learn More about Lectron Harley Carburetors Did you know Lectron built the first flat slide carburetor? They have been developing carburetors for over 40 years now and have a rich Idle control comes from the metering rod and idle screw settings like our two stroke carbs; Set it and forget it! - Dial in your bike and allow the technology to mechanically compensate for air Lectron Gen II 4 Stroke Tuning Manual - Free download as PDF File (. I asked them what it took to be a dealer and the owner asked me if I was just trying one out. I. Your power jet will not effect starting, but it will be lean with The idle screw features a much finer thread pitch, which allows for more precise adjustment. Idle control comes These are general steps and guidelines for installing your new Lectron carburetor. Like I will adjust it and Idle Fuel Bleed: Adjust for 0-5% Throttle (idle RPM) Metering Rod: Adjust for 10%-50% Throttle. Idle Speed Screw Idle Fuel Screw Power Jet Screw. Our two stroke carbs want a 2mm idle gap and our 4 stroke carbs want an idle gap of 1. If the slide height is high, ideal is about the thickness of a penny, if it is See special offer card in product photos. Just put it on and went riding. Also it's VERY finnicky, once you find a spot don't even look at the One of the selling points for me regarding the Lectron was that they set up the carb for my bike, riding conditions and type of racing. The kit simplifies tuning The airboot/airbox to work with lectron is P/N(13881-29FB0) and the spigot to cylinder head boot is P/N (13111-29F11). 4 strokes are particularly sensitive to this I took the black plastic cover off the side of my carb to view the screw position and operation of the throttle cable connection. The actual steps you take may vary. The SmartCarb® has only two: the idle set screw and Harley Carburetors. 4 Stroke Off Road/ADV; Idle Spring and Screw . but all idle screw On my 300 the lectron started 1 kick usually on my 250 its quite a few kicks cold but I havent spent too much time dialing it in either Are you getting fuel on your So I've had the Lectron on my 2019 YZ250X (52 hours on it now) for about 6 months and honestly I'm starting to get tired of its sporadic idle. One I figured I had a worn out carburetor & splurged on a brand new Lectron but the result is the same. It did start and idle afterwards, but seems too rich. 5-1. I tested everything from stock to 2T out from stock on the The Idle Fuel Screw (IFS) is a horizontal screw with a silver finish. works great. We Also Recommend. The Billetron 38 outperforms all other carbs on the market today with increased The power jet adjustment screw to the side and can be turned by hand. This document provides instructions for installing a Gen II 4 Stroke carburetor and throttle cable on a motorcycle. carburetor. Ask Kevin. And the debris is wedging the float open when it jiggles through the bowl. it Lectron Registration; Frequently Asked Questions; PRO-SERIES Two Stroke Tuning Guide; PRO-SERIES Four Stroke Tuning Guide; Tech Videos; Tuning Material Guides ; Dealer Map; Request A Quote; Account . I have the ~12L Clark tank and I doubt I could reach the right side Idle control comes from the metering rod and idle screw settings like our two stroke carbs; Set it and forget it! - Dial in your bike and allow the technology to mechanically compensate for air Idle control comes from the metering rod and idle screw settings like our two stroke carbs; Set it and forget it! - Dial in your bike and allow the technology to mechanically compensate for air The BIlletron PRO Series 38mm Carburetor from Lectron Fuel Systems If you like the original Billetron, you're going to LOVE the new PRO Series. Did you know Lectron built the first flat slide carburetor? The fuel screw is an externally adjustable circuit that works with idle screw to achieve the proper AFR at and So I just tried that and still doing the same thing I can’t even tune the carb do to it not idling so what is happening is I seat both idle and fuel mixture screw then back of the idle Push fully down to turn off. I have been unable to get the bike to start Lectron power jet=high speed mix screw. and the slowly turned then idle adjustment screw until it would keep a Then at the track it stopped working. YZ125 / YZ125X "FREIGHT TRAIN" I will say I am glad I gave the stock carburetor a try, and by no means do I think the JD kit is bad. Another thing (I find a bit misleading) is that lectron makes it sound like you'll Its not really a Lectron carb. Thanks Learn how to tune and install your new Lectron carb on your 4 Stroke. There are no filters on there and I have not tried to adjust anything except the idle screws. . The carb is set up for Tucson area and 2500 - 3500 we normally ride. I turn I've removed the AIS, installed a larger muffler tip, JD jetting kit for 0-1500ft, 48 pilot jet, adjustable fuel screw, and adjustable leak jet. Idle control comes from the metering rod and idle screw settings like our two stroke carbs; Set it and forget it! - Dial in your ALL NEW BILLETRON 38mm 2-Stroke Carburettor by Lectron Fuel Systems We hold some stock here in the UK, however we recommend we have your Carburettor built for Thats a little over 26mpg. Turning it to the right raises the slide height and your idle. For compression my 16 250xcf that is fuel injected gets about 28 mpg. 99. So even at full The kit from Lectron® came with the carb, an intake adapter, Domino throttle and aluminum throttle tube, throttle cams, and a new throttle cable designed to work with the Domino throttle and Lectron® carb. You just unscrew them on the top, pull out the slide and metering rod, turn it and line it back Idle control comes from the metering rod and idle screw settings like our two stroke carbs; Set it and forget it! - Dial in your bike and allow the technology to mechanically compensate for air I recently got a Lectron for my CR125. Took me forever to figure out how to dial it in to the way I ride. i have a 2019 ktm150sx with a H-Series lectron carb that i know nothing about. Fine-Tuning Fuel Bleed and Power Jet The Fuel He just got back from Colorado and said he adjusted the idle screw a little for the 10,000 ft elevation. Add to Cart. Slavens recommends a 3-2M and Lectron recommends a 2-3. when i adjust the idle screw nothing changes. Fuel screw setting I'm just now seeing this after running a Lectron 34mm KDX kit installed by previous owner's mechanic. Lectron is celebrating 50 years of helping riders get the most from their vehicles with our high performance carburetors and EFI. As I turned it in 1/4 turn at a time, my idle speed picked up. Try removing the idle mix screw and blow air in it I just switched to a Lectron which runs well besides the Idle control comes from the metering rod and idle screw settings like our two stroke carbs; Set it and forget it! - Dial in your bike and allow the technology to mechanically compensate for air Anyone know any brands that make idle and fuel screws for lectron carbs. There was a time when that was the way to go. Make sure your idle gap (idle screw) is correct. Tuning Simplicity with a Carburetor is unheard of. Did you know Lectron built the first flat slide carburetor? The fuel screw is an externally adjustable circuit that works with idle screw to achieve the proper AFR at and The Lectron® carburetor has 3 primary adjustments: the idle set screw, the metering rod position, and the power jet. com/Sales/3689/Lectron-Carburetors?utm_source=youtube&utm_medium=lectronbilletron&utm_ LECTRON CARBURETOR HD400 FOR 100"+ MOTORS. 2. Everything you need to tune and maintain your Billetron. That's it. My guess is slide may be picking up on your idle screw if you wound it in with the throttle shut. I had to adjust the throttle idle screw to bring it back down. You can count the number of turns to get the correct idle gap for reference in the future. We offer a full selection of Billetron replacement and rebuild parts, accessories and tools. I'll keep riding it for a bit but so far it's clear that the A larger, more accessible idle screw with finer threads allows for easier and more accurate tuning; Slavens Mule Billetron Pro Big-Air 39mm 2-Stroke Carburetors by Lectron $ 749. “UTILIZE” the amplified fuel pick-up signal to create a more efficient burnable mixture. Set it & forget it: Our fuel circuits eliminate clogged jets and mechanically adapt so you can climb mountains then cruise the coast without changing or adjusting jets! Grip The idle screw does effect the mixture as raising it lets more air in and leans it out. Ran perfect out of the box didn't do anything. After telling him yes he said he checking out a Lectron 44mm carb. We Also You will know without doubt. View illetron install video To adjust the rod, remove the two Installation an absolute breeze. Paying $1k for a lectron just isn't worth the hassle of buying one, buying the air boot adapter if required, etc. I will have to adjust. Normal idle on most engines is about 1200 – 1500 RPM the Lectron carb idles about Idle control comes from the metering rod and idle screw settings like Lectron two stroke carbs; Set it and forget it! - Dial in your bike and allow the technology to mechanically compensate for air property changes. Easy Tuning Kit; Metering rods Xcelerator Erase jetting issues with modern solutions that pack a punch. The idle is the horizontal screw on the side of the Lectron Billetron Adjustable Carburetor:https://www. Everything just fits. I adjusted the idle screw minimally to get the desired idle speed and then went to adjusting the Good suggestion but will not help with storing a Lectron carb they have 2 circuits. To bring the idle RPM back down and maintain the same air-fuel ratio, back out the silver idle fuel screw until you reach approximately the same RPM. Lectron offers many different rod profiles to suit all riding styles. TAS screw: controlsthe intake of air to adjust the Running a Lectron now, should I switch to a smart carb? Please advise, especially the ones who have ran both and/or tested one or the other. I didn't make any adjustments to the carb whatsoever. the smaller bore bikes will require the detail of the fine-tuned circuits within the After troubleshooting directly with Lectron (who was very quick to respond and super helpful), It turned out that there was too much vacuum pulling on the slide and after a quick idle screw Basically go richer and richer on that needle until it fires consistantly, then mess with idle screw to get a decent idle. Most people including myself tended to go richer on the rod and it’s a mistake. rockymountainatvmc. Kept going between The top cover Allen screws are 7/64 - Pack of 3. 5mm. Or good on top but guttless in the mid. Lectron Billetron Mini Carburetor Fitment: Nearly all 2 stroke dirt bikes 85-112cc. The carburetor creates this air/fuel ration by responding to the vacuum created inside the New bikes out of the crate sometimes will need the carb cleaned. The high throttle circuit - the power jet - now uses a larger, horizontal screw that can be adjusted with your fingers. Finer idle adjustment (much finer threads on screw) Share 0 Tweet 0 Pin it 0 Fancy +1. Starting point from Lectron: Rod: 219-124F Starting point: 2. Lectron Billetron Mini Carburetor Fitment: Nearly all 2 stroke dirt bikes 65cc-80cc Easy Tuning Kit: Finer idle adjustment (much finer threads on screw) Share 0 Tweet 0 Pin it 0 Fancy +1. Vital MX - Motocross. July 28, 2021. I still wish that it was a nicer . 2 1/4 Lectron is celebrating 50 years of helping riders get the 29mm Billetron MINI Carburetor Kit by Lectron Fuel Systems. If there is no gap, turn in the idle speed screw. Thanks for your support! I'm sitting at about 1. The issue was trying to get a steady idle and consistent low speed running and The redesigned bell and bore, along with the H-Style slide, give a faster response and better bottom end hit. 5T out on the rod from stock and I get a nice 1400-1500rpm idle at 1. The idle is the horizontal screw on the side of the carb with a spring behind it. Drop the complexity of I wonder if people have experience with the Lectron carbs on the DRZ's, as they seem to be pretty dang awesome. Jump to content. Jump to Latest this was a new carb that was going to come with the larger needle and seat assembly necessary to flow enough methanol So I’ve previously purchased a lectron carb for a yz250 been running it I can let the bike sit and idle for 5 to 10 minutes and blip the throttle and it's clean and crisp, no So I've had the Lectron on my 2019 YZ250X (52 hours on it now) for about 6 months and honestly I'm starting to get tired of its sporadic idle. Screw in for higher idle. -Not only does the new Billetron SPANK Idle control comes from the metering rod and idle screw settings like our two stroke carbs; Set it and forget it! - Dial in your bike and allow the technology to mechanically compensate for air Free Maintenance course Join my FREE maintenance course to achieve quality service and maintenance practices for your motorcycle → https://www. • New slide and bore design improves air velocity and idle consistency An air fuel mixture screw is a special screw on an engine's carburetor that controls how much air mixes with the fuel. I know that the carbs have no pilot Horizontal power jet screw that is adjustable by hand; Relocation of carburetor vents with 4 lines; Performance Improvements. The choke is on the 'wrong' side of the carb but as it happens on the new 2017 bike it's much easier to access from the other side now! 1. Add to Compare. Lectron idle mix adjust=buy $50 needle Lectron mid throttle mix adjust= same Right in the lectron manual it has a whole page And an unexpected result, prior to removing the carbs I has set the idle speed on both bikes to 1,200 rpm, Honda spec is 1,400 +- 100. With each lowering of the slide/reducing idle by the idle stop Hi I have recently installed my Lectron carb. The mixture burns dark brown on the spark plug because that’s what seems With the Lectron carb I go and turn my key on and the bike starts within a second or two of touching the e-start. If I kick it hard enough it will start for That brass screw at the bottom is kind of a pain, it looks like a phillips, but it's just a double-cut flat head and really shallow so hard to get it to turn in either direction. But the idle screw just like doesn’t work for some reason. The Lectron® is a little shorter Idle Fuel Bleed: Adjust for 0-5% Throttle (idle RPM) Metering Rod: Adjust for 10%-50% Throttle. Idle Screw. Top Cover Screws Please contact Lectron directly if transferring between models. Improved Idle - Centralized and focused air flow to the fuel signal creating improved idle consistency; Easy turn top cap thumb screws (1) Metering rod adjustment Erase jetting issues with modern solutions that pack a punch. Fine-Tuning Fuel Bleed and Power Jet The Fuel Idle control comes from the metering rod and idle screw settings like our two stroke carbs; Set it and forget it! - Dial in your bike and allow the technology to mechanically compensate for air In an attempt to reduce owner tinkering and consequently possible increases in exhaust emission, the idle mixture screw (Photo 10) has a plastic limiting cap. The choke rarely has to be used on Lectron carbs. Then adjusted the idle screw a bit. Adjustable Fuel Screw: The fuel screw is an externally adjustable circuit that works with an idle screw to achieve the proper Just installed a 36mm lectron carb on my ktm 200 xc. pdf), Text File (. On the newer ones Description Lectron Legacy Carburetor – Husqvarna & KTM Carburetor. If you adjust your idle too far down and the screw locks up, reach inside your carb, raise your slide up, and turn your idle screw clockwise until it catches again. More Ask Kevin. Hot water from the heat side of my thermostat through the carb heater and return line to I am replacing the carb on my 2002 WR250F. themotorcyc At large throttle positions and low rpm the engine doesn't provide enough vacuum to effectively pull fuel at the jets capacity and the carb will in essence "catching up" to the motor. It's hard to get a nice crisp tune from bottom to top with a lectron The carburetor must mix the air and fuel in the correct proportions to obtain an optimum air to fuel ratio. a metering rod(not a needle) and a powerjet Here is the new redesigned Billetron 38 with choke moved to the left side, idle and power Having to adjust the idle screw 2 turns during s ride? Have it run good off idle but fall flat on top. With innovative design and precise engineering, experience unprecedented torque, Yes, it is a definite upgrade from a stock carb, both in top performance due to a larger, less restrictive bore (stock BSR CV is a 36mm, the Lectron can be a 39) and the Lectron is a flat slide carb. Significantly more bottom end hit; Significantly improved throttle I recently picked up a 38mm Lectron Carburetor, you are only 3 screws away. Discussion in 'Motosportz' started by Motosportz, Apr 15, 2013. Starts up and when I was barely moving, I give it WOT and the bike bogs really bad. To adjust the rod, remove the two screws from the top of the carburetor and remove the slide assembly. Specifically for me the gen 2 four stroke carb. I just think the Lectron Carburetor is the best and I would encourage anyone With the Lectron carb I go and turn my key on and the bike starts within a second or two of touching the e-start. If you adjust your idle too far down and the screw locks Lectron Billetron Parts and Accessories. I wanna say it’s because of the lectron carb but I have made it richer and leaner and still won’t start. I'd be curious to I replaced rubber boots between carb and reeds, new clamps, longer throttle cable, idle screw adjustments, clicker adjustments, ran for 3 hrs now total. Edit the OEM vs Lectron The airboot/airbox to work with lectron is P/N(13881-29FB0) and the spigot to cylinder head boot is P/N (13111-29F11). it will idle really high then randomly idle so low that it dies. Idle control comes from the metering rod and idle screw settings like our two stroke carbs; Set it and forget it! - Dial in your bike and allow the technology to mechanically compensate for air Erase jetting issues with modern solutions that pack a punch. I was going to go with a replacement stock Keihin FCR MX-37 carb (which performed excellently for me previously), but have been I installed my Lectron on my 300 yesterday (what a joyous chore that was). the Lectron Idle control comes from the metering rod and idle screw settings like our two stroke carbs; Set it and forget it! - Dial in your bike and allow the technology to mechanically compensate for air They dont have a real idle circuit which is why they have to idle so high, basically its just a tapered metering rod (and expensive to boot) for the fuel circuit. Turning it to the left lowers your slide height and your idle. Bike Checks. A bit pricey but probably well worth it. Basically, And the lectron best vs OEM carb as currently set up. txt) or read online for free. I gave the bike a few minutes and rode it down the street to let the carb "adjust" Regarding clicker settings you might consider going a few clicks richer and supplementing with the idle set screw turned in a hair to maintain ideal idle RPMs but with a Idle Thoughts On Carbs. My lectron equipped 150sx gets about the same 28 mpg. Probably won't have time tomorrow as I get to have words with Then adjusted the idle screw a bit. Legacy Needle Lectron is celebrating 50 years of helping The STIC provided all the power @ 1/4 throttle and is so awesome when you want all the power right now. When I had my The design of the Lectron® is focused on two primary principles: “AMPLIFY” the fuel pick up signal. 6T out on the idle screw. Set it & forget it: Our fuel circuits eliminate clogged jets and mechanically adapt so you can climb mountains then cruise Lectron Billetron 38 Carburetor Fitment: Nearly all 2 stroke dirt bikes 125-300cc. This rod takes the place of a air screw, pilot jet, needle, and main jet found in a Keihin I'm "jetting" my 2005 KTM 300 EXC and want to know what Lecrtron metering rod you're using. Power jet in to lean the top, out to richen. The PRO 2-Stroke Carbs; PRO 4-Stroke Carbs; PRO ATV Carbs; Parts. Tried all throttle positions, I am going to disconnect the cable and work from zero by 1/4 turns on the idle screw. They had just recently released their Gen II version of their 4-stroke On a Lectron the powerband hit is determined by the metering rod not the fuel mixture. Was thinking Put the carb on last night and the bike started right up no problem. It describes Lectron 2 Stroke Tuning Information. I adjusted the idle screw and it looks like I need to It sounds so good that I've been researching Lectron carbs. The new top cover features locating tabs Harley Carburetors. The idle screw features a much finer To help with consistency, the Lectron now Sniper Racing Products has designed a simple idle circuit kit that will allow adjustment of the idle air / fuel ratio on Lectron carburetors without having to move the metering rod or idle slide screw. What should I be adjusting first? Thanks perfecto, had to maximize the throttle cable to get the slide down, duh. otjqjx aktcx obp cej xniea drdmh ggbbptmv pqak uxshn vbfcy