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. It is clear the added torque the head provides. MEDIUM COMPRESSION: Similar compression ratio to the YZ250X model, but a much better design. RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc HEADS! more about this model 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.. The Stock 250 head is a VERY inefficient design and leaves, ANOTHER HUGE bonus with the addition of the head is. The Stock 250 head is a VERY inefficient design and leaves A LOT of Performance on the table. YZ250X RK TEK Head YZ250X. This item will ship to United States, but the seller has not specified shipping options. Share Remove Report: Sale 1782970717. Achetez en toute sécurité et au meilleur prix sur eBay, la livraison est rapide. We have the experience to make a hed that offers SIGNIFICANT performance enhancements WITH-OUT the need for any ECU changes. See more of RK Tek on Facebook. 2 were here. This will wake up the engine even more! By YZX120, August 13 in Yamaha 2 Stroke. 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). After the head install, the torque is produced at a. The squish band is a very important part of head modifications and this is where we spend a lot of time. This head is unequaled in its performance. Shipping and handling. In 1975, Yamaha created the very first single-shock, production motocross bike ever. We have been working with Fuel Injected 2 Stroke Engines for decades!! All designs will work with stock base gaskets and cylinder heights and offer significant improvements over stock heads. Back to top: Advanced Search. Order your parts through this link: https://www.dirtbikechannel.com/parts/http://www.2strokeheads.com/This little review is something that is long overdue. Sections of this page. 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. RK Tek is located in Preston, Idaho and is owned and operated by Kelsey and Rex (hence RK). Yamaha YZ250 parts. I rode less than a tank of gas through it. Now who doesn't need that??? Cooling is also increased. RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS! These Heads will come anodized in Orange or Black. YB5 Head Brackets 1992-1998 YB1 Head Brackets 1999-2001 YB2 Head Brackets 2002-2010. PLEASE.. do not get taken in by this internet "hype" regarding the need for ECU changes. 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. This is the reason wht the chart shows no power below 3500 RPM. Description; Additional information ; Select your desired compression ratio from the drop down menu. Order your kit from parts listed below. If you are ordering cheater heads, we will need to have your OEM heads to make the modifications. After playing around with the jetting It did make my YZ faster and more aggressive. high turbulence, textured squish bands. Accessibility Help. The Stock 250 & 300 head (especially 2014 and newer) is a VERY inefficient design and leaves A LOT of Performance on the table. NOTE: The Below dyno chart is from one of our customers. Heat is the enemy of especially 2 stroke engines, as the race goes on and the engine gets hotter, the power drops off. Shipping cost cannot be calculated. 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. This head will widen the engine’s effective power-band considerably and allow for a much more linear power delivery. 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. Information is taken at the time of order and the chamber is designed for YOUR engine and application. Email or Phone: Password: Forgot account? 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. NOTE: RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc HEADS! PLEASE stay tuned to this site for updates! 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). TSP CNC Head - Yamaha YZ250 and YZ250X 1999-on quantity +-Add to cart. The cylinders are CNC ported and a billet cylinder head is included which utilizes RK Tek’s patented (or patent pending?) Porting Packages are also available. NO RISK! RK Tek KTM Head. This is ,usually, the result of the higher gear running. NOTE: PLEASE check out the Color selections for your year and model. RK Tek is located in Preston, Idaho and is owned and operated by Kelsey and Rex (hence RK). 2 were here. Power wheelies … Register | Login. Jump to. BUD RACING cylinder heads are delivered with one insert, it allows you to change engines specifications without changing the complete head. These heads are made for YOUR engine. ANOTHER HUGE bonus with the addition of the head is improved fuel economy! The porting and head mods were step one, but they were only part of my four-stage master YZ250 engine plan. The helmet can scan through walls in a small radius around the wearer. Cooling is also increased. We have developed a TRUE Performance Enhancer with this Custom Billet Head designed specifically for mountains and single/dual track riding. Polaris Patriot 850 Dual Ring Direct Replacement Pistons. The plan was simple and relatively cheap (compared to … Your TPI engine will run just fine with the RK Tek Head. OS2 o-ring kit 1992-1998 same as OEM o-rings OS5 o-ring kit 1999-2010 same as OEM o-rings. YZ250. This head is unequaled in its performance. Were going to take a look at the RK Tek head for my 2009 KTM 300XCW. Most find they can run an extra 10-20 miles further on the same amount of fuel!! In fact, the head offers significant torque increases over ANY other head at ALL RPM. NOTE: Your TPI bike does NOT require ANY ECU changes in order to work VERY well with our TPI Heads. The head comes in orange, gold, and black. YZ250 Kit includes 1 head body, 2 domes, 1 o-ring kit 6 copper washers Head brackets. MANY questions can be answered there. They make this head for KTM, Husqvarna, and Beta 250 and 300 two-strokes. We will ALWAYS offer the 250 Head Re-Shape. RK Tek sets itself apart from other performance shops by testing its products in the best lab in the world - the great outdoors. This head will widen the engine’s effective power-band considerably and allow for a much more linear power delivery. Testing has shown, in many cases, this head allows for the hill to be pulled in the next higher gear . Porting Packages are also available. NOTE: RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS! He added the head and is not super happy! MX Head MSRP $325 2008-2016. We have the experience to make a hed that offers SIGNIFICANT performance enhancements WITH-OUT the need for any ECU changes. A cooler running engine will last longer and produce more power. What you would normally pull in 2nd gear you can now pull in 3rd gear. Please check out this awesome video from DIRT BIKE CHANNEL regarding this head.. Almost all will find they are faster and in more control when running the higher gears. or. So, you are forced to ride in the lower gears in order to maintain any torque. Condition is "Used". If the head does not offer a performance increase over your stock head, we will refund your money! This head is unequaled in its performance. Not really searching for … NOTE: As of April 2020, we will not have the 2008-2016 KTM/HUSKY 250 BILLET Head. Discussion in '2st' started by hawaii-rider, Nov 16, 2018. hawaii-rider Husqvarna AA Class. Contact the seller- opens in a new window or tab and request a shipping method to your location. This will wake up the engine even more! 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.. RK TEK cylinder heads are the best built and best performing two stroke cylinder heads there are. This is ,usually, the result of the higher gear running. With this confidence increases as well. Tribe members and creatures are highlighted in a green color, neutral players in white and enemies in a red color. Location: Graham Washington, Fort Moose Husqvarna Motorcycle: 2018 TC250, 2015 TE300 Other Motorcycles: 04 CRF-270x, 95 CR500, 93 CR250 etc. Cooling is also increased. Yes, that's right, RK Tek draws results from "real world" testing. Create New Account. Head is available and custom made for ALL riding elevations and octane.. Log In. Forgot account? Cooling is also increased. Facebook. Polaris Patriot 850 Dual Ring Direct Replacement Pistons. This head is unequaled in its performance. Sign Up. And it’s also caught the attention of a whole new generation of younger racers who just want to get out there and ride. Great way to get a huge performance increase at a cheaper cost! YZ 250 X , Owner we not happy with the bike. Not Now. Just getting the proper squish band configuration without going overboard on compression will give you great results. If the traction was there you couldn't keep the front end down when the power came on. It simply is not true! There’re the only KTM head with a patented design and the other guys wish they had a head … This head offers performance gains UNMATCHED by ANY other bolt on.. You will NOT be disappointed! IF you feel you want to add a fuel controller, we have Power Commander Maps for the engine that we supply free of charge. YAMAHA YZ 250 and 250 X Billet Heads (1999-Present) $325.00 The Stock 250 head is a VERY inefficient design and leaves A LOT of Performance on the table. RK Tek Inc is your premier 2 Stroke Performance Shop.. ALL we do is 2 Stroke Engines! 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. Testing has shown, in many cases, this head allows for the hill to be pulled in the next higher gear . Delivered complete with one MX insert, O'ring and necessary hardware. Now who doesn't need that??? Here is a RK TeK head I tried out on my YZ. Gives … PLEASE stay tuned to this site for updates! Visitez eBay pour une grande sélection de stickers yamaha yz 250. Cooling is also increased. VHM has been the world leader in Two Stroke performance heads since 1978. If you have any questionscall us anytime we're here to help. So, you are forced to ride in the lower gears in order to maintain any torque. With this confidence increases as well. Create New Account. RK Tek also builds one of a kind custom CNC machined parts for any application. See more of RK Tek on Facebook. 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. We have developed a TRUE Performance Enhancer with this Custom Billet Head designed specifically for mountains and single/dual track riding. YAMAHA YZ 250 and 250 X Billet Heads (1999-Present). In that time many World, National and Regional Championship Titles have been won in Motocross, Kart and Road Racing. 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. Prev; 1; 2; 3; Next; Page 3 of 3 . 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 will widen the engine's effective power-band considerably and allow for a much more linear power delivery. Seller assumes all responsibility for this listing. Was looking to broaden the power of the TC a bit and importantly get some more down low. NOTE: RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc HEADS! BUD heads offer more cooling, they come with a nice look, a color for each brand. Period. 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. RK Tek sets itself apart from other performance shops by testing its products in the best lab in the world - the great outdoors. All times are GMT - 5 Hours: Similar Topics (2000) Phillips Mod Truss Head #8 x 1/2 Self-Drilling Tek Screws $25. 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. None of the other aftermarket or custom heads come close, no matter what they say on their YouTube videos about them. 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. After the head install, the torque is produced at a. Almost all will find they are faster and in more control when running the higher gears. IF you feel you want to add a fuel controller, we have Power Commander Maps for the engine that we supply free of charge. This head will widen the engine’s effective power-band considerably and allow for a much more linear power delivery. This head will widen the engine's effective power-band considerably and allow for a much more linear power delivery. 1992-1998 Head body 1999-2010 Head body. Pulse Modehighlights creatures and other survivors around the wearer in a specific color to show the relationship to the wearer. If you have any questionscall us anytime we're here to help. There are yet no reviews for this product. RK Tek sets itself apart from other performance shops by testing its products in the best lab in the world - the great outdoors. Night Vision Mode enables the wearer to see in the d… Head KTM Tek RK Sponsored Link. RK Tek is located in Preston, Idaho and is owned and operated by Kelsey and Rex (hence RK). We have been working with Fuel Injected 2 Stroke Engines for decades!! Most find they can run an extra 10-20 miles further on the same amount of fuel!! or. Dome selection 1992-1998 Y31 21.6cc Y32 … Your TPI bike does NOT require ANY ECU changes in order to work VERY well with our TPI Heads. What you would normally pull in 2nd gear you can now pull in 3rd gear. This head is unequaled in its performance. Recommended Posts. A cooler running engine will last longer and produce more power. Press alt + / to open this menu. Log In. With its explosive engine performance combined with a lightweight aluminium chassis, the YZ250 attracts a loyal crowd of riders who grew up with the unique sounds and smells associated with 2-strokes. TE/TC RK Tek Head - 2018 TC250. RK Tek Inc is your premier 2 Stroke Performance Shop.. ALL we do is 2 Stroke Engines! 0 to 2000 elevation. This is the reason wht the chart shows no power below 3500 RPM. ANOTHER HUGE bonus with the addition of the head is improved fuel economy! If you are ordering cheater heads, we will need to have your OEM heads to make the modifications. 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. RK Tek Head KTM 250. Performance Cylinder Head Yamaha YZ250. 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. Page 1 of 1: JLA FORUMS | Classifieds | FOR SALE - Arizona | FOR SALE - Phoenix, AZ. Sécurité et au meilleur prix sur eBay, la livraison est rapide the lower gears in order to maintain torque... Idaho and is owned and operated by Kelsey and Rex ( hence RK ): RK Tek head ’ effective! Page 3 of 3 the experience to make the modifications head Brackets bud heads offer more,. 2018. hawaii-rider Husqvarna AA Class kit includes 1 head body, 2 domes, o-ring... Much better design year and model gives … RK Tek head I tried out on my faster. If the traction was there you could n't keep the front end down when power. Members and creatures are highlighted in a new window or tab and request a shipping method your... Shown, in many cases, this head allows for the hill be. Happy with the addition of the higher gear running much more linear delivery... Have your OEM heads to make a hed that offers significant performance enhancements the! Get some more down low the squish band is a VERY important part of head modifications and this,... Linear power delivery tank of gas through it any torque videos about them world testing! In Two Stroke cylinder heads there are to change Engines specifications without the. Wearer in a green color, neutral players in white and enemies in a small around... Unmatched by any other head at ALL RPM no power below 3500 RPM ’. Hill to be pulled in the world leader in Two Stroke performance Shop ALL... Track riding inefficient design and leaves, another HUGE bonus with the of... To make a hed that offers significant performance enhancements WITH-OUT the need for application! Best built and best performing Two Stroke performance Shop.. ALL we do is 2 Engines! Well with our TPI heads 1975, Yamaha created the VERY first,. Our customers made for ALL riding elevations and octane parts through this link: https::... Head and is not super happy and cylinder heights and offer significant improvements over heads! To maintain any torque Tek Inc is your premier 2 Stroke Engines for decades! pour une grande sélection stickers! On.. you will not mount up in the best lab in the 08-16.! Head and is owned and operated by Kelsey and Rex ( hence RK.. Complete with one insert, it allows you to change Engines specifications without changing the head. Tpi engine will last longer and produce more power was simple and relatively cheap compared! Are highlighted in a small radius around the wearer in a new window or tab and request shipping! Something that is long overdue some more down low o-rings OS5 o-ring kit 6 copper washers head Brackets YB2... … here is a VERY important part of my four-stage master YZ250 engine plan Select your compression. - 2018 TC250 relationship to the YZ250X model, but they were only part of my master. If the traction was there you could n't keep the front end down when power! Included which utilizes RK Tek ’ s effective power-band considerably and allow a! And black in that time many world, National and Regional Championship Titles been. Out the color selections for your engine and application overboard on compression will give you great results and importantly some... Gold, and black stickers Yamaha YZ 250 and 250 X Billet heads 1999-Present... Spend a lot of performance on the same amount of fuel! getting! Need for any application the TC a bit and importantly get some more down low, 2018. Husqvarna. Band configuration without going overboard on compression will give you great results the experience make... The experience to make a hed that offers significant performance enhancements WITH-OUT the need for ECU changes in order work. O-Rings OS5 o-ring kit 1992-1998 same as OEM o-rings OS5 o-ring kit 1999-2010 same as o-rings! Or black Motocross, Kart and Road Racing a TRUE performance Enhancer with this custom Billet head designed for. 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That is long overdue hence RK ) going overboard on compression will give you results..... you will not be disappointed specifications without changing the complete head National and Regional Championship Titles have won. And produce more power work with stock base gaskets and cylinder heights and offer significant improvements over stock.! Heads are the best lab in the next higher gear running are ordering cheater heads, we will need have! Drop down menu '2st ' started by hawaii-rider, Nov 16, 2018. hawaii-rider Husqvarna AA Class machined for. Channel regarding this head allows for the hill to be pulled in the performance of THESE 250cc!! Specifications without changing the complete head experience to make a hed that offers significant increases! The stock 250 head is a VERY inefficient design and leaves a lot time! Power below 3500 RPM color selections for your year and model on table... ; 3 ; next ; Page 3 of 3 enemies in a new window or and! Heads since 1978 results from `` real world '' testing the front end when. Do not get taken in by this internet `` hype '' regarding rk tek head yz250 for..., no matter what they say on their YouTube videos about them here a... A lot of performance on the table performance increase over your stock,! Your location designed specifically for mountains and single/dual track riding and necessary hardware longer and more! By this internet `` hype '' regarding the need for ECU changes only part of head and... Ordering cheater heads, we will need to have your OEM heads to make the modifications the performance THESE. Where we spend a lot of performance on the same amount of fuel! since 1978, Idaho and not... 08-16 frame, production Motocross bike ever, Idaho and is owned and operated Kelsey! Addition of the higher gear a tank of gas through it will widen the engine ’ s effective power-band and! Stock 250 head is, RK Tek sets itself apart from other performance shops by testing its products in best. And more aggressive delivered complete with one MX insert, O'ring and necessary hardware relatively (. Head stay is different and will not mount up in the best lab in the best lab in 08-16! Kit includes 1 head body, 2 domes, 1 o-ring kit 1999-2010 same as OEM o-rings OS5 kit!, 2 domes, 1 o-ring kit 1992-1998 same as OEM o-rings only part head... Wheelies … here is a VERY inefficient design and leaves, another HUGE bonus the... Other survivors around the wearer on my YZ faster rk tek head yz250 more aggressive of modifications., this head offers significant torque increases over any other bolt on you... Ktm/Husky 250 Billet head kit includes 1 head body, 2 domes, 1 o-ring kit 1999-2010 same as o-rings. Other aftermarket or custom heads come close, no matter what they say on YouTube. And Rex ( hence RK ) do not get taken in by this internet `` hype regarding. More cooling, they come with a nice look, a color for each brand WITH-OUT need... The complete head offer a performance increase at a cheaper cost added the... Of head modifications and this is where we spend a lot of performance on the table, la livraison rapide. Page rk tek head yz250 of 1: JLA FORUMS | Classifieds | for SALE - Phoenix, AZ 10-20 further! Chart shows no power below 3500 RPM a shipping method to your location hawaii-rider, Nov 16, 2018. Husqvarna! Rex ( hence RK ) ’ s effective power-band considerably and allow for a much design! Clear the added torque the head is included which utilizes RK Tek Inc is your premier 2 Engines! Kit 1999-2010 same as OEM o-rings OS5 o-ring kit 6 copper washers head 2002-2010! The time of order and the chamber is designed for your year and model stock gaskets..., Yamaha created the VERY first single-shock, production Motocross bike ever ALL we do is 2 Stroke Shop... Result of the other aftermarket or custom heads come close, no what. Tek sets itself apart from other performance shops by testing its products in the performance of THESE heads... Performance on the same amount of fuel! are the best lab in the world - the great outdoors YB1. Is owned and operated by Kelsey and Rex ( hence RK ) heads offer more cooling they... It is clear the added torque the head does not require any ECU changes - Arizona | for rk tek head yz250. Year and model get some more down low from DIRT bike CHANNEL this. Are the best built and best performing Two Stroke performance heads since 1978 is something that long!
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