These Heads will come anodized in Orange or Black. YZ 250 X , Owner we not happy with the bike. Log In. BUD heads offer more cooling, they come with a nice look, a color for each brand. Discussion in '2st' started by hawaii-rider, Nov 16, 2018. hawaii-rider Husqvarna AA Class. Jump to. The higher gear running allows for faster overall speeds and less fatigue on the riders part because the rider does not have to "work" as hard to keep traction. Recommended Posts. It is clear the added torque the head provides. more about this model ANOTHER HUGE bonus with the addition of the head is improved fuel economy! See more of RK Tek on Facebook. Create New Account. PLEASE stay tuned to this site for updates! Please check out this awesome video from DIRT BIKE CHANNEL regarding this head.. YAMAHA YZ 250 and 250 X Billet Heads (1999-Present). The 2017-2020 250 Head is the SAME head except the head stay is different and will not mount up in the 08-16 frame. This is the reason wht the chart shows no power below 3500 RPM. If you have any questionscall us anytime we're here to help. Head milling is more than just raising the compression, it's a way to help your engine breath and burn more of the air/fuel mixture and help cool the piston. He added the head and is not super happy! Now who doesn't need that??? 2 were here. Sign Up. Was looking to broaden the power of the TC a bit and importantly get some more down low. What you would normally pull in 2nd gear you can now pull in 3rd gear. We have developed a TRUE Performance Enhancer with this Custom Billet Head designed specifically for mountains and single/dual  track riding. VHM has been the world leader in Two Stroke performance heads since 1978. This head will widen the engine's effective power-band considerably and allow for a much more linear power delivery. This head is unequaled in its performance. subxero subxero TT Gold Member; Members; 1,229 posts; Location: Pennsylvania; Posted August 15 (edited) My 03 with the DEP was wicked, partly why i sold it. This will wake up the engine even more! If you have any questionscall us anytime we're here to help. Location: Graham Washington, Fort Moose Husqvarna Motorcycle: 2018 TC250, 2015 TE300 Other Motorcycles: 04 CRF-270x, 95 CR500, 93 CR250 etc. We have been working with Fuel Injected 2 Stroke Engines for decades!! This is ,usually, the result of the higher gear running. RK Tek is located in Preston, Idaho and is owned and operated by Kelsey and Rex (hence RK). Sections of this page. Now who doesn't need that??? YB5 Head Brackets 1992-1998 YB1 Head Brackets 1999-2001 YB2 Head Brackets 2002-2010. The Stock 250 head  is a VERY inefficient design and leaves, ANOTHER HUGE bonus with the addition of the head is. RK Tek sets itself apart from other performance shops by testing its products in the best lab in the world - the great outdoors. Condition is "Used". So, you are forced to ride in the lower gears in order to maintain any torque. Contact the seller- opens in a new window or tab and request a shipping method to your location. Gives … If you are ordering cheater heads, we will need to have your OEM heads to make the modifications. Achetez en toute sécurité et au meilleur prix sur eBay, la livraison est rapide. Most find they can run an extra 10-20 miles further on the same amount of fuel!! Polaris Patriot 850 Dual Ring Direct Replacement Pistons. The porting and head mods were step one, but they were only part of my four-stage master YZ250 engine plan. By YZX120, August 13 in Yamaha 2 Stroke. This head is unequaled in its performance. Night Vision Mode enables the wearer to see in the d… RK Tek Inc is your premier 2 Stroke Performance Shop.. ALL we do is 2 Stroke Engines! MANY questions can be answered there. What MAY not be clear is that the dyno run with the RK Tek Head was started at a much higher RPM (3500 vs 2500 RPM). Delivered complete with one MX insert, O'ring and necessary hardware. Head is available and custom made for ALL riding elevations and octane.. RK Tek have developed a true performance enhancer with this billet head designed specifically for mountains and single/dual track riding, sea level to 10,000ft. 0 to 2000 elevation. NOTE:  RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc  HEADS! Yamaha YZ250 parts. NOTE: The Below dyno chart is from one of our customers. OS2 o-ring kit 1992-1998 same as OEM o-rings OS5 o-ring kit 1999-2010 same as OEM o-rings. Power wheelies … The helmet can scan through walls in a small radius around the wearer. This head is unequaled in its performance. Great way to get a huge performance increase at a cheaper cost! All designs will work with stock base gaskets and cylinder heights and offer significant improvements over stock heads. Cooling is also increased. YZ250. Testing has shown, in many cases, this head allows for the hill to be pulled in the next higher gear . The Stock 250 head  is a VERY inefficient design and leaves A LOT of Performance on the table. Yes, that's right, RK Tek draws results from "real world" testing, 1245 Industrial Park Rd.Preston, ID  83263 Phone: 208-852-3221, Copyright © 2017 RK Tek - All Rights ReservedCreated by Mountain West Web Design. Almost all will find they are faster and in more control when running the higher gears. These heads are made for YOUR engine. So, you are forced to ride in the lower gears in order to maintain any torque. Porting Packages are also available. A cooler running engine will last longer and produce more power. Cooling is also increased. With this confidence increases as well. Head KTM Tek RK Sponsored Link. Your TPI bike does NOT require ANY ECU changes in order to work VERY well with our TPI Heads. Tribe members and creatures are highlighted in a green color, neutral players in white and enemies in a red color. When you have a narrow power-band (stock head) the higher gears are not very usable because the engine will not supply the needed torque at the lower RPM. Order your parts through this link: https://www.dirtbikechannel.com/parts/http://www.2strokeheads.com/This little review is something that is long overdue. If the traction was there you couldn't keep the front end down when the power came on. The plan was simple and relatively cheap (compared to … In 1975, Yamaha created the very first single-shock, production motocross bike ever. RK Tek have developed a true performance enhancer with this billet head designed specifically for mountains and single/dual track riding, sea level to 10,000ft. PLEASE.. do not get taken in by this internet "hype" regarding the need for ECU changes. Visitez eBay pour une grande sélection de stickers yamaha yz 250. 1992-1998 Head body 1999-2010 Head body. Most find they can run an extra 10-20 miles further on the same amount of fuel!! This will wake up the engine even more! Prev; 1; 2; 3; Next; Page 3 of 3 . Almost all will find they are faster and in more control when running the higher gears. NOTE: PLEASE check out the Color selections for your year and model. Page 1 of 1: JLA FORUMS | Classifieds | FOR SALE - Arizona | FOR SALE - Phoenix, AZ. Period. YZ250X RK TEK Head YZ250X. The squish band is a very important part of head modifications and this is where we spend a lot of time. RK Tek is located in Preston, Idaho and is owned and operated by Kelsey and Rex (hence RK). After playing around with the jetting It did make my YZ faster and more aggressive. Here is a RK TeK head I tried out on my YZ. We have been working with Fuel Injected 2 Stroke Engines for decades!! We have developed a TRUE Performance Enhancer with this Custom Billet Head designed specifically for mountains and single/dual  track riding. Register | Login. Cooling is also increased. Your TPI engine will run just fine with the RK Tek Head. A cooler running engine will last longer and produce more power. Create New Account. This head will widen the engine’s effective power-band considerably and allow for a much more linear power delivery. Email or Phone: Password: Forgot account? The Stock 250 & 300 head (especially 2014 and newer) is a VERY inefficient design and leaves, ANOTHER HUGE bonus with the addition of the head is. They make this head for KTM, Husqvarna, and Beta 250 and 300 two-strokes. This is the reason wht the chart shows no power below 3500 RPM. With this confidence increases as well. Forgot account? Dome selection 1992-1998 Y31 21.6cc Y32 … The Stock 250 & 300 head (especially 2014 and newer) is a VERY inefficient design and leaves A LOT of Performance on the table. Press alt + / to open this menu. This head is unequaled in its performance. Polaris Patriot 850 Dual Ring Direct Replacement Pistons. I rode less than a tank of gas through it. IF you feel you want to add a fuel controller, we have Power Commander Maps for the engine that we supply free of charge. And it’s also caught the attention of a whole new generation of younger racers who just want to get out there and ride. Not really searching for … RK Tek also builds one of a kind custom CNC machined parts for any application. Information is taken at the time of order and the chamber is designed for YOUR engine and application. Order your kit from parts listed below. Cooling is also increased. In fact, the head offers significant torque increases over ANY other head at ALL RPM. ANOTHER HUGE bonus with the addition of the head is improved fuel economy! You can be assured the power with the RK Tek Head is MUCH greater than ANY other bolt-on part you can purchase, ESPECIALLY at the lower RPM.. NOTE: Your TPI bike does NOT require ANY ECU changes in order to work VERY well with our TPI Heads. Were going to take a look at the RK Tek head for my 2009 KTM 300XCW. See more of RK Tek on Facebook. Shipping cost cannot be calculated. RK Tek sets itself apart from other performance shops by testing its products in the best lab in the world - the great outdoors. TE/TC RK Tek Head - 2018 TC250. or. RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS! Share Remove Report: Sale 1782970717. The head comes in orange, gold, and black. Heat is the enemy of especially 2 stroke engines, as the race goes on and the engine gets hotter, the power drops off. RK Tek Inc is your premier 2 Stroke Performance Shop.. ALL we do is 2 Stroke Engines! Yes, that's right, RK Tek draws results from "real world" testing. We have the experience to make a hed that offers SIGNIFICANT performance enhancements WITH-OUT the need for any ECU changes. If you are ordering cheater heads, we will need to have your OEM heads to make the modifications. This item will ship to United States, but the seller has not specified shipping options. MEDIUM COMPRESSION: Similar compression ratio to the YZ250X model, but a much better design. What MAY not be clear is that the dyno run with the RK Tek Head was started at a much higher RPM (3500 vs 2500 RPM). We have the experience to make a hed that offers SIGNIFICANT performance enhancements WITH-OUT the need for any ECU changes. Seller assumes all responsibility for this listing. This head offers performance gains UNMATCHED by ANY other bolt on.. You will NOT be disappointed! RK Tek KTM Head. BUD RACING cylinder heads are delivered with one insert, it allows you to change engines specifications without changing the complete head. This head will widen the engine’s effective power-band considerably and allow for a much more linear power delivery. Back to top: Advanced Search. The higher gear running allows for faster overall speeds and less fatigue on the riders part because the rider does not have to "work" as hard to keep traction. RK Tek Head KTM 250. If the head does not offer a performance increase over your stock head, we will refund your money! 2 were here. After the head install, the torque is produced at a. The Tek Helmet has different modes that can be switched by double-pressing E. By double-pressing E, the three different modes below are cycled through. It simply is not true! RK Tek sets itself apart from other performance shops by testing its products in the best lab in the world - the great outdoors. Shipping and handling. The RK Tek (www.2strokeheads.com) $1950 big bore kit consists of boring the stock cylinders out from 85mm to 91.5mm and fitting them with proprietary tight-fitting forged pistons. This head will widen the engine’s effective power-band considerably and allow for a much more linear power delivery. There’re the only KTM head with a patented design and the other guys wish they had a head … high turbulence, textured squish bands. Just getting the proper squish band configuration without going overboard on compression will give you great results. RK TEK cylinder heads are the best built and best performing two stroke cylinder heads there are. NO RISK! All times are GMT - 5 Hours: Similar Topics (2000) Phillips Mod Truss Head #8 x 1/2 Self-Drilling Tek Screws $25. Cooling is also increased. RK Tek have developed a true performance enhancer with this billet head designed specifically for mountains and single/dual track riding, sea level to 10,000ft. This head is unequaled in its performance. TSP CNC Head - Yamaha YZ250 and YZ250X 1999-on quantity +-Add to cart. Discussion in '2st ' started by hawaii-rider, Nov 16, 2018. hawaii-rider Husqvarna AA Class your OEM to! Configuration without going overboard on compression will give you great results red color when the of... Awesome video from DIRT bike CHANNEL regarding this head will widen the engine 's effective considerably! With-Out the need for any ECU changes single-shock, production Motocross bike ever and creatures are highlighted a... Your engine and application improvements over stock heads been working with fuel Injected 2 Stroke!! Designed specifically for mountains and single/dual track riding when the power of the head not. Heads, we will refund your money significant performance enhancements WITH-OUT the need any! Run just fine with the jetting it did make my YZ performance shops by testing its products the. This link: https: //www.dirtbikechannel.com/parts/http: //www.2strokeheads.com/This little review is something that long! By Kelsey and Rex ( hence RK ) without changing the complete head owned operated. Effective power-band considerably and allow for a much more linear power delivery: Similar compression from... 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Cnc machined parts for any application torque is produced at a cheaper cost videos about.... With the addition of the TC a bit and importantly get some more down....