NOTE: This REV 2 kit WILL require a fuel controller (Boondocker OR Power Commander) AND will require aftermarket reeds (Boyesen or Vforce) AT any elevation BELOW 3500ft. IT IS NOT due to a rod ratio error! The pistons come with new wrist pins and c-clips. -The HG7 cylinder finish is a process that we have perfected over many years here at Indy Specialty. Genuine MCB Stage-2 rebuild kit for ALL 2013-2020 Polaris 800's. Stage 2 includes: - Completely remanufactured crankshaft with all new components, bearings, new pump drive gear and seals. We, REALLY, do address the OEM piston design issues with this kit. Retail is over $2000.00 Buy it now for only $1699.95 Kit Includes everything in the Photo: Rebuilt OEM Polaris Crankshaft 2-New Wiseco Forged Pistons/Rings 2-Wrist Pins/4 C-Clips 2-Wrist Pin Bearings Base Gasket Water Pump Rebuild Kit Mechanical Water Pump Seal Spacer Plate 8-Cylinder Bolts Note: PTO & MAG Seals are not included please send message if needed It's a known fact that the Polaris 800 twin engine from 2008-current has some serious issues that if not now, will eventually need to be fixed. Seller 99.7% positive. , For over 2 years, I have been purchasing snowmobile engine parts and accessories from your company, MCB Performance. No more "SLOPPY" OEM piston with poor piston geometry. The Fix Kit. PRIMARY DRIVE CLUTCH REBUILD KIT WITH BUSHINGS POLARIS AXYS RMK 600-850 11-20. The truth is that the OEM piston's tolerances are in spec, they just don't stay there. This is a full top end kit that is essentially an install and go kind of kit. This will allow extended ring and piston life as well as less heat buildup. AXYS RMK 800 AXYS RMK 600 PRO RMK 800 . NOTE: This will address the issues associated with the OEM pistons! SKU# 10003-2. Our engine durability kit was designed to last. Stage 2 includes: SKU:GS4606190.. External Wastegate. This piston WILL address the issues associated with the OEM Piston! Snowmobile Product S. Ski Guards. 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. For optimum performance it also includes a SLP Power Shift Clutch Kit. Please Subscribe to Dynotechresearch.com for the latest in Performance Testing. Don't miss out on all the fun! 3. . This helps provide extra lubrication on the intake side of the piston. Item: 323454969454 PRB385 fits: Polaris Rear Bumper 2017-2021 AXYS 800 / 850 RMK 174 . I also believe MCB Performance offers quality items at very reasonable prices. Turbosmart. 2.6% negative feedback. Made In America Custom Polaris 850/ 9R Complete Crankshafts. Below is a little information regarding the issues with the OEM Piston. For more information on the details of the cylinder core charge please see the "core return information section to the right for more details. The kit simply addresses the issues associated with the stock (OEM) Piston. Array $460.00 Snowmobile Make: Model: Year: Options: (Choose One or More) Wrist Pin Bearings (Pair) +$45.00 Team Rooster Weights +$210.00 Boondocker Controller Box +$455.00 Power Commander Controller Box +$495.00 ", "500 SS build on their new dual ring pistons and crank kit. ADD 1 QUART OF OIL TO THE FIRST GAS TANK AS WELL FOR BREAK IN. Awesome Dan! Performance parts and accessories for Polaris PRO RMK 800. This kit WILL outperform ANY other "Bolt On" product you can buy for this engine! Polaris Patriot 850 Dual Ring Direct Replacement Pistons, RKTTop end gasket kitis comprised of the Base Gasket, Y -Pipe Gasket, Exhaust Valve Gaskets (Non-HO ONLY), and Inner Compression O-rings. In 2016 we completely upgraded our Engine Build program and it has already paid off with countless 1/2 litre of semi synth oil in full tank fresh fuel. Just need a muffler and clutching and your good to go. He rode an Axys 800 Polaris . Rev 6 requires a core or refundable core charge before your new engine or transmission ships. Fix Kit Replacement Piston . Polaris Axys RMK 800 turbo kit. C $542.55 + C $67.83 shipping. Find many great new & used options and get the best deals for POLARIS RMK PRO, RUSH, SWITCHBACK AXYS 600/800 CFI VFORCE 3 REEDS 2016-2018 at the best online prices at eBay! ", "I had my 2015 RZR 900 engine rebuilt by MCB's Engine dept. We also include a complete set of eight longer cylinder bolts and two longer dowel pins. Call anytime to hear more about this great upgrade, Check out what one customer (who is actually a Polaris Mechanic/Service Manager) had to say after an install, "Hey Kelsey. C $50.98. NOTE: ALL pistons come with Rings, Wrist Pin, and Circlips! - Completely Remanufactured Polaris OEM 2208745 crankshaft with all NEW wear-components, Polaris OEM bearings, ne Genuine MCB Stage-2 rebuild kit for ALL 2008-2010 Polaris 800's. 2016-20 Polaris AXYS 800 RMK Clutch Kit with Adjustable Weights. We also have cores for those that dont have one. 2016 2017 2018 2019 Please be aware of "CLAIMS" that the OEM cylinders are over-sized from the factory!! Our kit features custom made Wiseco forged pistons. Your head cools so efficiently that i never could get the temp over 133F it would just sit there. Using multi step process to precision hone the cylinder to allow a better finish than any OEM for extended the ring and piston life. If you are looking to take it to the next levelLook for the 858 Big Bore Kit OR the DROP IN KIT, RK Tek is located in Preston, Idaho and is owned and operated by Kelsey and Rex (hence RK). Stage 2 includes: US $239.98 2015 SwitchBack 600 Adventure 2016 SwitchBack 800 Adventure 2015 SwitchBack 600 Pro S SKU# 2881055 2016 SwitchBack 600 Pro S Backcountry riding is about finding deep snow and carving your own path. These pistons are the BEST piston available on the market today! Copyright 2023 MCB Performance. NOTE: Price is for 2 pistons. 2018 Assault 800 . Condition: New, Manufacturer Part Number: 2207373, Brand: Polaris, Wiseco, Winderosa, Warranty: No Warranty What an amazing difference. 2016 2017 2018 Polaris 800 Piston kit Switchback Pro RMK fix it durability kit (0) Reviews: Write first review SKU: 23430220 CYLINDER IS OPTIONAL THIS KIT INCLUDES FORGED MCB DUAL RING PISTONS! Menu. Please ship to our 920 Pine Street Address, Skip to the beginning of the images gallery, Durability kit fits all year 800 CFI & AXYS 800 CFI HO motors, Custom designed taller pistons have less piston slap, Rings have been spaced apart for better cooling, Pistons have a .020" wrist pin offset to take the load off the intake side, Forged pistons are more durable and collapse less than factory pistons, Lubrication holes in the skirt of the piston designed to lengthen piston skirt life, Gains 6-7 horsepower and even more for motors down on compression, A must-have for motors with over 1500 miles on stock pistons, CAN USE A POWER COMMANDER OR TORQUE LINK TUNE AS WELL FOR BETTER RUNABILTY. I know since 2008 the Polairs 800 Small block has cause a flurry of this question Mr. Dan. Polaris Patriot 850 Dual Ring Direct Replacement Pistons. Turned the oil pump up one full turn and running 91 octane on the non eth resistor. We also use titanium nitride coted rings for faster break-in and longer life. It has great horsepower gains, awesome weight loss, and a cost thats sure not to drain your wallet! Monday-Friday People always state "I pulled my OEM pistons and they LOOKED fine and compression reading was still in spec! You are using an out of date browser. Good to see you here, Dan. Our kit features custom made Wiseco forged pistons. Copyright 2023 MCB Performance. BEST PART: NO AFTERMARKET PIPE is needed! Home Products Polaris Polaris 2013-2016 PRO RMK 800 Complete Top End Rebuild Kit. Stage 1 - These are our famous Top-end kits that started MCB on its path. I think we should rename it to the Triple Threat! Free shipping. Includes a 1 year warranty Upgraded replacement pistons with molly coated skirts for better break-in What You Get: - New Crankshaft Assembly - Upgraded Molly Coated Pistons So, it extremely safe on bad gas! This highly detailed manual is very useful and contains everything you need to repair . Both very different in design and performance. $721.04. 2015-Current AXYS 800 Top End Kit | Indy Specialty This is a full top end kit for 2015-Current AXYS Polaris 800 snowmobile. 2016 POLARIS PRO RMK 800 AXYS CAPACITOR, 22000 MICRO (Fits: 2016 Polaris Pro RMK 800) $39.99 Free shipping 2016 POLARIS PRO RMK 800 AXYS RIGHT SIDE PANEL (Fits: 2016 Polaris Pro RMK 800) $179.99 Free shipping Learn more. Total price: Add all three to Cart. real person to place the order or ask any questions while rebuilding your engine. They have very a proprietary design that is unique to ALL of our pistons. We designed Gas Ports into our piston These are small ports that allow oil film from the underside of the piston through the piston to help lubricate high load areas. These new pistons are made from stronger alloy to reduce skirt collapse over time. There are yet no reviews for this product. If you are ordering cheater heads, we will need to have your OEM heads to make the modifications. This is our most popular kit and it's a great deal as a package. Put my drop in kit in today, nice stuff. The RK Tek Pistons address this issue 100%! 600 SWITCHBACK PRO-S, 700 FUSION/DRAGON, 800 DRAGON IQ, 800 DRAGON SWITCHBACK, 800 INDY SP, 800 IQ, . Trued and in Genuine MCB Stage-2 rebuild kit for ALL 2011-12 Polaris 800's. When I replaced the stock ones, they were due - skirt clearance was at limit, some ring flaking. Most machines will lose 20-30 lbs of compression after just 1500 miles of riding which causes a loss in performance. Polaris Rear Bumper 2016-2022 AXYS 600 / 800 / 850 RMK 155/163 / RMK Assault / SKS 155. $49.99. learn more, 801-489-8697 Stage 4 - This is MCB's most complete kit and comes with all of Stage 3 plus the following, OE We need the core returns as speedy as possible if a core return is not shipped back within 30 days of purchase it may result in deduction or loss of core return. We ONLY stock the AXYS Billet Head that uses the larger T-Stat. This is simply a sales "gimmick". (14.5 lbs on RMK, RMK Assault and SKS models) and provides an additional 12.4 horsepower increase over stock. Legacy Product Instructions Quickly Navigate to your Legacy Product: Control Box Installation and Operation: Naturally Aspirated Snowmobile Control Box (Fuel/NO2) Turbocharged Snowmobile Control Box Turbocharged UTV Control Box Turbocharged Snowbike Control Box Electronic Boost Controller Adjustable Actuator Turbo Kit Installation This kit reduces weight by 13 lbs. See the "HG7 cylinder finish" section to the right for more details on why you should want the HG7 finish. Have a good one man.Thank you,", RK Tek is located in Preston, Idaho and is owned and operated by Kelsey and Rex (hence RK). I had to put another one in it at 2600 miles. Great work! All cylinders from us have the HG7 hone, which really make your pistons and rings last alot longer. MCB Performance has expanded our Stage Engine Kits to now include POLARIS! Axys-Stage 3. Tried and true. IT IS NOT due to a rod ratio error! Other companies use Wossner but they are not the same design as ours. Find many great new & used options and get the best deals for 2016 Polaris 800 Rush Primary Clutch 1323210 Axys Switchback Assault RMK SKS at the best online prices at eBay! The difference between the 2015 and 16-current cylinders is the water passage ways below the VES system were press fit in 2015. in 2016 and up they are threaded (more reliable). Will Polaris extend warranty due to stop ride order on 2022 sleds?? Remember this, VERY IMPORTANT, a compression check will tell you little to nothing about the health of your skirts. and after breaking it in we went on a 200 mile 2-day poker run. All Rights Reserved. Free Shipping on all Domestic Orders International will use Ebay Global Shipping Here at Northern Crankshafts we have been in the Power Sports Business for over 36 years and have seen it all, this kit meets our HIGH E xpectation level of product quality. We've been in business for almost 30 years developing world-class CVT Clutch Kits. The addition of the spacer under the cylinder also lifts cylinder intake shirts up out of the reed window reducing intake restriction and resulting in more power during high airflow demand at high RPM. Extensive testing in our state of the art facility has allowed us to produce huge power gains that come with great dependability. We find that the OEM Polaris Piston will NOT hold its form after a very short time of running. The kit comes with two new Teflon coated pistons, rings, wrist pins, circlips, longer cylinder bolts, our machined spacer, longer dowel pins, and two base gaskets. Made in America Custom Built Polaris 850/9R Complete Crankshafts. Smooth. The Polaris factory piston is great quality vs others that say there better? The stock pistons were 3 grams different in weight. This package features a SLP Single Pipe Set and SLP Power Dome Billet Heads and an SLP Reflash Box (for elevations below 5000 only). This package features a SLP Single Pipe Set and SLP Power Dome Billet Heads and an SLP Reflash Box (for elevations below 5000 only). Trued and inde Best engine rebuild kit Polaris 800 Rush, RMK, Pro-R, RMK Pro, Switchback assault. 2 sold, 3 available. This starter provides consistently reliable and easy starting so you can ride after the simple turn of a key. The 2016-2020 800 is an amazing motor. $644.95. Learn more sku:RZRXPP CNC machined from 6061 billet aluminum. If you are ordering cheater heads, we will need to have your OEM heads to make the modifications. Limited quantities available - Please call MTNTK Performance to order 1-208-652-0122. All Rights Reserved. I agree with Dan on this. Shipping calculated at checkout. The old setup when idling the coolant temp would gradually climb of course and continue to climb without hesitation. Because we are all about reliability, we make sure all 2015 cylinders get the threaded water passage just like the 2016 and up! We also use titanium nitride coted rings for faster break-in and longer life. If running 0-5000' you must run an SLP Reflash Tuner Part #70-800. BEST PART: NO AFTERMARKET PIPE, Fuel controller, OR anything else is needed! We have found it common to see the piston to cylinder wall clearance DOUBLE in less than 1000 miles.. Array $995.00 Snowmobile Make: Model: Rev: Year: Head Color: Altitude: Elevation Unit will be used Turned the oil pump up one full turn and running 91 octane on the non eth resistor. Engine Type: Liberty Displacement: 795 cc Bore x Stroke: 85 x 70 mm Cylinders: 2 Engine Cooling: Liquid with Bypass Carburetion: 2 Cleanfire Injection Ignition: . The REV 1 kit closer to 9HP and the REV 2 can get 16-18HP BUT will require an aftermarket pipe. So, doing a compression check will not yield any relevant information regarding the health of your PISTON SKIRTS. Have a good one man. Truthfully some other companies' kits do work; however, none of them have engineered all the features that we offer. Some of these items ship sooner than the others. The pistons come with new wrist pins and c-clips. After MANY tear-down and inspections, these kits have PROVEN to be solid and, more importantly, to fix the issues that are associated with running the OEM piston. ", "Did a RZR 900 to 1000 conversion and Scott was able to spec all the correct parts including some key upgrades to make the power I was looking for. A Pro R 800 and an Axys 800, both Switchbacks. Each kit includes information sheets with info on how to properly break in your new top end. This makes a TRUE major engine overhaul and ensures all parts are Even when brought up to 4500-5500 rpm the temp would slowly climb to 140F. US $239.98. 155 track Extras: Boondocker turbo, was a race kit built for backus racing, with tunnel dump B-pwr 36" front end Exit shocks all round set up for 200lb rider Reliability is NOT compromised in any way, shape, or form and the cost is VERY affordable. There is NO DOUBT that this mod is the best mod for the money you can do. Stage 3 - This kit includes everything in our Stage 2 kit, PLUS completely remanufactured and properly We have been doing these "Drop In" Kits for over 19 years on the Ski Doo and now we are applying our "expertise" to the "lacking" 800 CFI Power-Plant. On this sled also all the annoying vibrations and 3000rpm death-shake are gone. EPI also offers high quality replacement driveline parts such as Axles, U-Joints, CV Joints, Front End and Suspension parts, Brakes and more. For the "Cheater Head" option none of this applies. Have no worries.. HELP is finally here for the 800 Polaris CFI Engine! LOOKING fine and MEASURING fine are 2 VERY different things.. You MUST MEASURE the piston in order to determine if the piston is "GOOD". AXYS 800 H.O. Type. $599.95 In stock SKU BMP-P800DK Durability kit fits all year 800 CFI & AXYS 800 CFI HO motors Custom designed taller pistons have less piston slap Rings have been spaced apart for better cooling Pistons have a .020" wrist pin offset to take the load off the intake side Forged pistons are more durable and collapse less than factory pistons Genuine MCB Stage-2 rebuild kit for ALL 2013-2020 Polaris 800's. Many people ask how our Durability Kits compare to everyone else's. Brand New. The key to this kit is the taller pistons we developed which allow less piston rock. I put 9K miles on my '12, replaced pistons (aftermarket replacement for OEM, not durability kit) once along the way. Polaris 2015-2019 AXYS 800 Fix Kit SP1 Pistons Gasket Bearings Rush Pro X CFI, Polaris 15-19 AXYS 800 Fix Kit SP1 Piston Gasket Cylinder 3022828 Rush Pro X CFI, Polaris 15-19 Axys 800 Fix Kit SP1 Piston Joint Cylindre 3022828 Rush Pro X Cfi, Polaris 2015-2019 Axys 800 Fix Kit SP1 Pistons Joint Roulements Rush Pro X Cfi. Website By, Polaris 2011-2012 PRO RMK 800 Complete Top End Rebuild Kit, 11-12 Pro RMK 800, Complete Rebuild Kits, Cylinders & Piston Components, Polaris, Snowmobile Models, Polaris 2008-2016 PRO Dragon RMK Replacement Piston Kit, 08-10 Dragon 800, 11-12 Pro RMK 800, 13-15 Pro RMK 800, Cylinders & Piston Components, Cylinders & Piston Components, Cylinders & Piston Components, Polaris, Snowmobile Models, 14-17 Sportsman, RZR, Ranger 700-800 Core Tear Down, 07-15 Ski-Doo 800R E-tec/P-Tek Core Tear Down. PRIMARY CLUTCH SPIDER REBUILD KIT POLARIS AXYS PRO RMK 600 800 850 2011-2020 . NOTE: This is VERY importantThese pistons have a VERY unique design criteria. Creating an account has many benefits: check out faster, keep more than one address, track orders and more. So i have an 11 assualt rmk. These new pistons are made from stronger alloy to reduce skirt collapse over time. NOTE:RKTTop end gasket kit is comprised of the Base Gasket, Y -Pipe Gasket, Exhaust Valve Gaskets (Non-HO ONLY), and Inner Compression O-rings. Weengineereda wider ring land between the rings to reduce ring temperature. We, usually, end up altering MANY of the OEM piston's design aspects and "correct" the short-comings we feel are present. You do NOT have to treat these pistons any different (in any way, shape or form) than your stock piston! Includes pistons, rings, circlips, wrist pins, cylinder bolts, cylinder spacer, longer alignment pins, & 2 base gaskets. These 9 groups of 10 sleds all get a fresh rebuilds All get brand new OEM cylinders. 10lbs boost 100LL. Some of the add-ons on this site are powered by, Snowmobiles: Brands, Performance & Modifications. "Real people with real experience and Professional! NO GIMMICKS HERE! $3695 cdn. TOP END OVERHAUL. Heat is one of the primary causes of skirt collapse and skirt collapse is ONE of the primary issues with the OEM design.. 2016-2022 RZR 1000 Stage 3 Performance Clutch Assembly. The REAL "HELP" will come in the form of 2 Custom Pistons and a Custom Head that will completely transform your engine into what it should have been from the Factory! The relatively short rods and pistons have been the cause of the short life of the stock pistons and rings. Classic series pistons or MCB Forged series pistons. 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. Quantity. ______________________________________________________________________________________. Finally used MCB's kit and have over 500 on this kit!, WAY smoother running! $ 1,443.99. POLARIS 800 AXYS CFI ENGINE DURABILITY REBUILD KIT W/ CRANKSHAFT 2016-18. If you plan to keep your Polaris, you better get your Durability Kit shipped out today! Show details. Once you have the kit installed.. YOU ARE DONE!! Comes complete with Straightline's premier weight tuning kit that uses either magnets, or complete nut and washers for a more precise tuning. The Panasonic CM1A-R-12V is the same as the Napa one. Good work!!!! It gave me all the confidence in my 900 rebuild!