Stage 2 includes: If you are ordering cheater heads, we will need to have your OEM heads to make the modifications. On all models, we recommend pre-mixing your fuel at 100:1 in the tank when possible. Rev 6 requires a core or refundable core charge before your new engine or transmission ships. 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. SKU:VI5174223.. Ir al contenido. Performance parts and accessories for Polaris PRO RMK 800. For this reason, adding extra lubrication with the fuel will also help extend piston life. The key to this kit is the taller pistons we developed which allow less piston rock. This is simply a sales "gimmick". We also have found that the ,annoying, low RPM vibration (handle-bar "death shake") is gone with the install of these pistons. The piston we use is VERY CUSTOM! THIS is the #1 reason behind these cylinder failures associated with the Polaris Engine!! There IS a problem with the pistons . These gaskets are not part of the piston ONLY kit but are available in the options. Trued and in Genuine MCB Stage-2 rebuild kit for ALL 2011-12 Polaris 800's. With our multi step process and torque plates we use in the CNC hone we can produce a much smother finish, and a much straighter bore being precise down to the ( tenth ) ..0001. The truth is that the OEM piston's tolerances are in spec, they just don't stay there. Item #: 23430550 Price: $799.95 See Details MCB Engine Kit Stage-2 Crankshaft & CAST DUAL-Ring Piston Kit 800 RMK 2000-2005 Turned the oil pump up one full turn and running 91 octane on the non eth resistor. What an amazing difference. Here are the Polaris part numbers and parts fiche link you need to do the conversion for the larger T-Stat, Fiche # 1: https://www.ronniesmailorder.com/oemparts/a/pol/5a3a5cf987a8660eb45e7c92/engine-cylinder-all-options, Fiche #2: https://www.ronniesmailorder.com/oemparts/a/pol/5a3a5ced87a8660eb45e7c80/engine-cooling-system-all-options, ________________________________________________________________________________________________. This Fly Blitz Jacket with Speedwerx Logos is guaranteed to make anyone look good! best 800 top end kit? - Polaris - FreedomSledder.com The REV 2 Drop In Kit was dyno'd on 2 different engines (before and after) at Dyno Tech Research in 2014 and 2015 and showed a max power gain of 21HP with the STOCK Exhaust System and 91 octane PUMP GAS! First for my 800 and now My 1000. POLARIS 800 CFI-2, CFI-4 COMPLETE ENGINE DURABILITY REBUILD KIT 2016-2018 800 Axys, 800 Dragon, 800 Assult, 800 RMK Hassle Free, Helping you SAVE MONEY and TIME!! The Stage 3 package from SLP is a solid setup for any natural aspiration snowmobile enthusiast! 2016 polaris pro axys turbo - atvs, utvs, snowmobiles - by owner NEED HELP? Don't miss out on all the fun! engineered to work together. It has everything to do a top Polaris 2013-2016 PRO RMK 800 Complete Top End Rebuild Kit 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. If you have any questionscall us anytime we're here to help. If your vehicle is currently supported with online ordering, you will be redirected to the brand specific website. The MTNTK "FIX KIT" or "DURABILITY KIT" is the proven solution to the piston failure that is common in the 2008 to 2014 POLARIS 800 engine. How does it compare to the competitors? and we responded. 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). All Rights Reserved. The REAL issue is that the OEM piston does not REMAIN in spec after use. DOWNLOAD THE INSTRUCTIONS HERENo single action on your part is as important as proper engine break-inBREAK-IN RESPONSIBILITYDo not operate at full throttle or high speeds for extended periods during the first three hours of use. I know since 2008 the Polairs 800 Small block has cause a flurry of this question Mr. Dan. For 3 relays shipped fed-ex overnight for $29 Screw Polaris and there $30 a relay!! POLARIS 800 RMK PRO AXYS FIX IT KIT. The RK Tek Pistons address this issue 100%! Big Bore Cylinder Kit - 61006-K01 Cylinder Works $1155.56 Part #: 1402198 Mfg Part #: 61006-K01 Standard 93mm Bore Cylinder Kit - CW60007K01 Cylinder Works $751.16 Part #: 1402206 Mfg Part #: CW60007K01 Standard Bore 93mm High Compression Cylinder Kit - CW60007K01HC Cylinder Works $888.76 Part #: 1402207 Mfg Part #: CW60007K01HC Finally used MCB's kit and have over 500 on this kit!, WAY smoother running! This highly detailed manual is very useful and contains everything you need to repair . 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. ", "I had my 2015 RZR 900 engine rebuilt by MCB's Engine dept. $49.88. -Sahen Skinner, WARNING:Cancer andReproductive Harm-www.P65Warnings.ca.gov, High Flow Intake Kit for 600/800/850 Axys Chassis. These gaskets are not part of the piston ONLY kit but are available in the options. If running 0-5000' you must run an SLP Reflash Tuner Part #70-800. The better piston design also greatly reduces the Handle-Bar Shake that you notice when idling and riding. You do NOT have to treat these pistons any different (in any way, shape or form) than your stock piston! GIVE US A CALL: (715)483-3003, We recommend turning up your oil pump 1 turn on non-HO (Axys) motors. Copyright 2023 MCB Performance. Great tech assistance throughout the process. Array $995.00 Snowmobile Make: Model: Rev: Year: Head Color: Altitude: Elevation Unit will be used These new pistons are made from stronger alloy to reduce skirt collapse over time. ", "Second RZR Engine kit I've purchased from MCB. happy customers. We find that the OEM Polaris Piston will NOT hold its form after a very short time of running. ", "Sent both mine and my wifes etecs to Scott and the guys at MCB, outstanding service, and they both run flawless", "Had MCB build 2 engines this last fall and with over 1500 trouble-free on each miles I couldnt be happier", "Sent my 2012 Etec 800 to MCB and glad I did. So, it extremely safe on bad gas! Since the injector sprays that side of the pistons, the fuel washes the oil off. There is NO DOUBT that this mod is the best mod for the money you can do. This piston WILL address the issues associated with the OEM Piston! Polaris 800 CFI 12HP or 20HP Drop In Kit - 2StrokeHeads Our kit features custom made Wiseco forged pistons. In 2016 we completely upgraded our Engine Build program and it has already paid off with countless Polaris Brake Disc Rotor Pro RMK Axys Khaos Matryx Patriot Boost OEM 2204712. . Shipping calculated at checkout. 2.6% negative feedback. Total price: Add all three to Cart. 2015-Current AXYS 800 Top End Kit | Indy Specialty Some people install longer rods but doing so decreases power and costs much more. DennyMoto. Reliability is NOT compromised in any way, shape, or form and the cost is VERY affordable. Smooth. Smooth. For the best experience on our site, be sure to turn on Javascript in your browser. components we use in our Engine program in a COMPLETE package so they can have a plug and play THIS KIT IS THE REAL DEAL!!!! Add to cart. Have a good one man. Thank you Eric ! We have found it common to see the piston to cylinder wall clearance DOUBLE in less than 1000 miles.. We ONLY stock the AXYS Billet Head that uses the larger T-Stat. 2 sold, 3 available. It would have required a HUGE final bore machining/boring error for this to happen again, this is a clever gimmick to try and sale you something! (on 2011-2012 800 CFI Engines (Rev 1 Kit only), Fuel controller required on the 2013-Newer and ALL REV-2 Drop In Kits ), These Kits work EXCELLENT on the CFI-4 engines . A Pro R 800 and an Axys 800, both Switchbacks. ______________________________________________________________________________________. 6000ft + $ 399.95 CAD: CA$544.25 EUR: 379.19 SEK: 4,202.35 Skr NOK: Nkr4,154.92 GBP: 334.93 The most tunable and precise kit on the market for your Polaris. I put 9K miles on my '12, replaced pistons (aftermarket replacement for OEM, not durability kit) once along the way. 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. When I replaced the stock ones, they were due - skirt clearance was at limit, some ring flaking. Complement the outstanding performance of your sled's 800 Cleanfire engine with the convenience of electric start. Some of the add-ons on this site are powered by, Snowmobiles: Brands, Performance & Modifications. Piston ring end gap - a MUST DO! RKTek Polaris 800 Axys Kit. For optimum performance it also includes a SLP Power Shift Clutch Kit. leaving the cylinder rough like the standard finish will lead to premature failure and ring and piston skirt breakdown. 800 reliability???? | Hardcore Sledder In other words.. your piston can LOOK perfect but MEASURE out of spec. IT IS NOT due to a rod ratio error! RK Tek sets itself apart from other performance shops by testing its products in the best lab in the world - the great outdoors. He just called me and says he's done. If it has 1500 miles or more, you're in need of this kit! Put my drop in kit in today, nice stuff. We have streamlined these kits now so that there are 4 options that are very user friendly: Genuine MCB Stage-2 rebuild kit for Polaris 850 Patriot motor. Stage 2 includes: All Rights Reserved. Seller 99.7% positive. PRB385 fits: Polaris Rear Bumper 2017-2021 AXYS 800 / 850 RMK 174 . Internal engine components. These reports are posted for all Dyno Tech Subscribers to view. Anything else you think i should know bud shoot me a pm when you get a chance, i know your flat out. We, usually, end up altering MANY of the OEM piston's design aspects and "correct" the short-comings we feel are present. SPI Piston Rings For POLARIS 800 AXYS PRO RMK/LE 2017-2019 85.00MM Standard Bore. 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 ZU VERKAUFEN! Learn More Add to Cart Speedwerx Hypershift Helixes// 2020-2022 Polaris RZR PRO XP / Turbo R $129.95 Buy in monthly payments with Affirm on orders over $50. ALl CFI-4 engines will require a fuel controller. Serious HP (12HP (Rev-1 Kit) (20HP Rev-2 Kit) is realized and the reliability IMPROVED for a very small cost! Micro Relays Polaris #4011998 | Snow and Mud Home JT2JZ 1.56K subscribers Subscribe 72 Share Save. 2016-20 Polaris AXYS 800 RMK Clutch Kit with Adjustable Weights. 6000ft $1,595.58 This package features a SLP Single Pipe Set and SLP Power Dome Billet Heads and an SLP Reflash Box (for elevations below 5000' only). 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. The RK Tek Drop in Kits provide both of those. C $542.55 + C $67.83 shipping. POLARIS P85 CUBIERTA DE EMBRAGUE PRIMARIO CICLN BMP Axis 600 800 850 Pre-Owned. 2881055 Polaris New OEM Axys Deep Snow Mid Windshield Skirt collapse happens usually WITHOUT any scoring or visual appearances on the piston. If you are ordering cheater heads, we will need to have your OEM heads to make the modifications. Type. Group 1 - cast OEM Polaris factory Pistons Group 2 - cast SPI factory import copy Group 3 - cast SPX factory import copy Group 4 - cast Kimpex factory import copy Group 5 - cast OEM Arctic 800 converted for Polaris Group 6 - cast prox factory copy BOTH ADDING PERFORMANCE AND RELIABILITY TO YOUR ENGINE! Monday-Friday $49.99. Most machines will lose 20-30 lbs of compression after just 1500 miles of riding which causes a loss in performance. 2016-20 Polaris AXYS 800 RMK Clutch Kit with Adjustable Weights. 0 The OEM Polaris piston is 100% in spec and the proper size when new in the box! Your head cools so efficiently that i never could get the temp over 133F it would just sit there. Membership levels include a. JavaScript is disabled. Heat is one of the primary causes of skirt collapse and skirt collapse is ONE of the primary issues with the OEM design.. 21 Polaris Axys Switchback 850 Belt Cover 42Q | eBay NOTE:RKTTop end gasket kitis comprised of the Base Gasket, Y -Pipe Gasket, Exhaust Valve Gaskets (Non-HO ONLY), and Inner Compression O-rings. If you have any questionscall us anytime we're here to help. 2016-2022 Polaris RXR Pro R / RZR Turbo R Performance - Speedwerx 10lbs boost 100LL. Opens in a new window or tab. Your head cools so efficiently that i never could get the temp over 133F it would just sit there. Browse parts by selecting your vehicle type. The stock pistons were 3 grams different in weight. MCB Stage Kits - Customers asked and we responded with Quality and Value. You are the salt of the earthYou are the light of the world Polaris 800 Axys Cfi Engine Durability Rebuild Kit W/ Crankshaft 2016-18, Polaris 800 Axys Cfi Engine Durability Rebuild Kit W/ Crankshaft 2016-18 2, Polaris 800 Axys Cfi Engine Durability Rebuild Kit W/ Crankshaft 2016-18 3. Sponsored. While we can not address ALL the issues we see with this engine we can address a very big one in the piston design.. and that is what we have done with this offering. AXYS 800 H.O. - '15-17 - Polaris - Sled - Bikeman Performance There is NO problem with the sizing of the cylinders. or 2800 us approx. I agree with Dan on this. ", "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. We recommend turning up your oil pump 1 turn on non-HO (Axys) motors. 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. The Pro R is a pain. 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! Please see below to learn more about our solution! 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. It is a widely held belief that the OEM pistons are too small from the factory and this is where the issues lie. 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. Polaris PRO-R Drop In Kit 2011-2015 CFI 800. NOTE: ALL pistons come with Rings, Wrist Pin, and Circlips! $64.94 ($0.51/Fl Oz) Extreme Max 5001.5028 Heavy-Duty Snowmobile/ATV Tow Strap. I just lost a top end with aftermarket pistons and I am considering axys pistons. FUEL (NOT COOLANT) is the #1 cooling agent for ANY Engine (important to remember) and this engine has none! POLARIS 800 SHORT BLOCK ENGINE KITS W/ 1 YR WARNTY Manufacturer: CVTECH Fill out your contact information to request information on this product, or contact us at the number below. The spacer plate is made from precision ground aluminum which we nickel plate. For all Polaris 800 CFI & CFI HO motors. Find Parts - Parts Catalogs | Polaris Canada 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 2016-20 Polaris AXYS 800 RMK Clutch Kit with Adjustable Weights. Condition: New, Manufacturer Part Number: 2207373, Brand: Polaris, Wiseco, Winderosa, Warranty: No Warranty Nov 30, 2019 #4 Ol' Skool Active VIP Member Joined Sep 9, 2010 Messages 168 Reaction score 28 Location Edmonton I was lucky enough to own 2 Axys 800's (SKS 155 and a Assault 155). THIS is the #1 reason behind these cylinder failures associated with the Polaris Engine!! $644.95. There is NO problem with the sizing of the cylinders. Can I ask you a couple of questions about pistons and bores? Other companies use Wossner but they are not the same design as ours. MCB Engine Rebuild Kits STAGE - 2 POLARIS - MCB Performance BAR NONE! JavaScript seems to be disabled in your browser. Pro Rmk 800 - Mtntk Performance Llc Enjoy and Safe Riding! We have continued to grow and expand our product lines and further fine tune our Pistons and No fueling changes required above 5000. TOP END OVERHAUL. NOTE: The REV 2 kit was designed to give near 100% full lower skirt support for the piston. The 2016-2020 800 is an amazing motor. This helps provide extra lubrication on the intake side of the piston. 1. NO GIMMICKS HERE! Free shipping. It would have required a HUGE final bore machining/boring error for this to happen again, this is a clever gimmick to try and sale you something! PRIMARY . OE seals. 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. 2016 Pro Rmk 800 | Kijiji - Buy, Sell & Save with Canada's #1 Local They will NOT fail unless they are subjected to a low fuel or high heat condition! You can have a BROKEN off lower skirt and the compression reading will not change! Speedwerx Aluminum Panel Vent Kit Polaris AXYS PRO RMK 850 800 600 2016-2022 $162.95 $12.45 shipping Only 1 left! 2. Due to the added case volume, you will see a 2-3 HP gain! of material 6-wheel independent suspension maximizes traction Integrated front storage box has 6. . Remember this, VERY IMPORTANT, a compression check will tell you little to nothing about the health of your skirts. end including Pistons, Rings, Pins, Clips, and a Complete gasket set. You must log in or register to reply here. NOTE: ALL pistons come with Rings, Wrist Pin, and Circlips! I found some cheaper spares they're made by Panasonic got them thru digikey.ca. Register on our forums to post and have added features! They require ZERO added "treatment"! We also use titanium nitride coted rings for faster break-in and longer life. -Cylinder with a fresh replate and HG7 hone: (Cylinder number is cast on the mag (recoil) side of the cylinder), -OEM Replacementpiston kitwith ring end gap already set, -Full top end gasket kit: exhaust, inner o-rings, base gaskets set to the cylinder length of your new cylinder, Note: As of 11-16-22 All Top End Kits will have a High Silicon Content OE Replacement Piston, Prices are subject to change without notice, due to part cost changesand avaialability. We stand behind our new and remanufactured parts with a 1-yr warranty. Trued and inde Best engine rebuild kit Polaris 800 Rush, RMK, Pro-R, RMK Pro, Switchback assault. 1/2 litre of semi synth oil in full tank fresh fuel. 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. Piston side loading is reduced due to our unique piston's weight. Free shipping for many products! MCB Engine Rebuild Kits STAGE - 2 POLARIS, Browse MCB Engine Rebuild Kits STAGE - 2 POLARIS, MCB Stage-2 POLARIS 850 PATRIOT / AXYS 2019-2022, MCB Engine Kit - STAGE 2 - POLARIS 800 Dragon RMK 2008-2010, MCB Engine Kit - STAGE 2 - POLARIS 800 Pro-R Switchback, Assault, Rush, RMK 2011-2012, MCB Engine Kit - STAGE 2 - POLARIS 800 Pro-R Switchback, Assault, Rush, RMK, XCR, Ayxs, Pro-S, 2013-2020, MCB Engine Kit Stage-2 Crankshaft & CAST DUAL-Ring Piston Kit 800 RMK 2000-2005, MCB Engine Kit Stage-2 Crankshaft & DUAL-Ring FORGED Piston Kit 800 RMK 2000-2005, MCB Engine Kit Stage-2 Crankshaft & CAST DUAL-Ring Piston Kit POLARIS 700 IQ/RMK/SWBK 2007-2010, MCB Engine Kit Stage-2 Crankshaft & DUAL-Ring FORGED Piston Kit POLARIS 700 Dragon/RMK/IQ 2007-2010, MCB Engine Kit Stage-2 Crankshaft & CAST DUAL-Ring Piston Kit 600 2007-2014, MCB Engine Kit Stage-2 Crankshaft & DUAL-Ring FORGED Piston Kit 600 2007-2014, MCB Engine Rebuild Kits: STAGE - 2 SKIDOO, MCB Engine Rebuild Kits: STAGE -2 ARCTIC CAT, MCB Engine Rebuild Kits STAGE - 3 POLARIS, MCB Engine Rebuild kits: STAGE - 3 SKIDOO, MCB Engine Rebuild kits: STAGE - 3 ARCTIC CAT, MCB Engine Rebuild kits: PLATINUM SERIES - SKIDOO, Polaris UTV / ATV Engine Performance / Race, Kawasaki Watercraft Stage 1 Top End piston kits, Watercraft Stage 1 Top End Piston kits Kawasaki, Polaris, Sea Doo, Yamaha and Tigershark. The spacer plate is made from precision ground aluminum which we nickel plate. If cylinder needs replating then Price is $4495 or $3400 us approx. Last year we heard loud and clear from our customers wanting the exact same quality Our engine durability kit was designed to last. Our engine durability kit was designed to last. The Polaris factory piston is great quality vs others that say there better? Sled rips, turbo kit has been flawless. I highly recommend their dual ring cast pistons as an OEM replacement in any snowmobile engine!". So i have an 11 assualt rmk. Turned the oil pump up one full turn and running 91 octane on the non eth resistor. Our custom piston HOLDS its tolerances.. Can't say that for many of the other kits.. Snowmobile Product S. Ski Guards. Polaris Snowmobile Key Operated Electric-Start Kit 2015-Current AXYS 800 Top End Kit | Indy Specialty This is a full top end kit for 2015-Current AXYS Polaris 800 snowmobile. With this 800 CFI engine (Pro or AXYS), the lower half of the engine is dry.. meaning there is little to no fuel entering there. Just need a muffler and clutching and your good to go. Awesome Dan! Be a Subscriber. Polaris Axys RMK 800 turbo kit. We've been in business for almost 30 years developing world-class CVT Clutch Kits. Comprend tout ce dont vous avez besoin pour remplacer les roulements et les joints sur votre Arbre de transmission ou arbre intermdiaire . Limited quantities available - Please call MTNTK Performance to order 1-208-652-0122. 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. This is simply a sales "gimmick". "Wanted to thank Scott for the extra technical direction. Please see below to learn more about our solution! The RK Tek Pistons address this issue 100%! (14.5 lbs on RMK, RMK Assault and SKS models) and provides an additional 12.4 horsepower increase over stock. This is our most popular kit and it's a great deal as a package. This is a complete Durability Kit / Power Up kit for the Polaris 800 cfi models from 2008-2019, Including the AXYS which also needs it. Brand New. Use tab to navigate through the menu items. After some teardowns and inspection of MANY of the stock pistons. Premium quality rotating kit Polaris 800 Axys, Rush, RMK, Pro-R, RMK Pro, Switchback assault. New. Tried and true. Learn more. POLARIS 800 AXYS Cfi Engine Durability Rebuild Kit W/ Crankshaft 2016-18 - $2,217.50. Two kits are offered. Polaris Clutch Kit 2016-2017 MODELS quantity. 2018 Assault 800 . Hoods-Side Panels. 2016-2022 RZR 1000 Stage 3 Performance Clutch Assembly. The RK Tek Line of Customs Pistons are VERY Unique ALL pistons are designed from a blank sheet of paper and uses only the highest quality of components. We design the piston that should have been installed from the factory. learn more, 801-489-8697 Compression reduced and so is horsepower. Carburetor Repair Kit's; Used Snowmobile Parts; Used Dirt Bike Parts; Used ATV Parts; Tools; Other; Seller feedback (215) a***c (810) - Feedback left by buyer a***c . polaris 800 rmk primary clutch for sale | eBay LOOKING fine and MEASURING fine are 2 VERY different things.. You MUST MEASURE the piston in order to determine if the piston is "GOOD". The relatively short rods and pistons have been the cause of the short life of the stock pistons and rings. No core, no problem. _______________________________________________________________________________________. Because we are all about reliability, we make sure all 2015 cylinders get the threaded water passage just like the 2016 and up! TOP END OVERHAUL. 14-16 RZR 1000 Complete Bottom End Rebuild Kit DE. Creating an account has many benefits: check out faster, keep more than one address, track orders and more. Direct Replacement Piston Kit POLARIS 800 (2008-Present) CFI and AXYS "Direct Replacement Piston Kit NO HEAD REQUIRED! We also extended piston life by slightly changing the ring location, adding lubrication holes on all four corners of the piston, and Teflon coated the skirts. Our inspections show that the stock piston has several "short-comings" that can lead to failure. The kit simply addresses the issues associated with the stock (OEM) Piston. We, purposely, designed these kits to perform using the stock exhaust components! The Fix Kit - MTNTK PERFORMANCE LLC Classic series pistons or MCB Forged series pistons. ADD 1 QUART OF OIL TO THE FIRST GAS TANK AS WELL FOR BREAK IN. This is a full top end kit that is essentially an install and go kind of kit. There is no RPM change with this kit. thermostat, OE oiling check valves, Enough tubing to replace all the oil lines with premium grade non- Please be aware of "CLAIMS" that the OEM cylinders are over-sized from the factory!! I've currently got a very close friend that has a 2016 ZR 8000 that has given him fits since he bought it with 750 Miles on it at the end of 2019. This Larger T-Stat allows for much cooler running and better performance. Snowmobile - Clutch Rebuild Kits - Snowmobile - Polaris - Clutch These gaskets are not part of the piston ONLY kit but are available in the options. Yes, this piston is lighter than the OEM piston and having a lighter piston will reduce piston side load pressures AND reduce the stress on the crank!