end including Pistons, Rings, Pins, Clips, and a Complete gasket set. 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, REALLY, do address the OEM piston design issues with this kit. 3. We have found it common to see the piston to cylinder wall clearance DOUBLE in less than 1000 miles.. 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. PRIMARY DRIVE CLUTCH REBUILD KIT WITH BUSHINGS POLARIS AXYS RMK 600-850 11-20. This kit reduces weight by 13 lbs. Free shipping. AXYS 800 H.O. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright . Pull and go. The stock 800 CFI motor runs a piston that is a total height of 2.885". Add to cart. Your head cools so efficiently that i never could get the temp over 133F it would just sit there. Description Polaris 2013-2016 PRO RMK 800 Complete Top End Rebuild Kit Upgraded replacement pistons with molly coated skirts for better break-in Standard Bore Replacement Pistons Includes the Following Parts: - STD Bore Upgraded Piston Kit - Complete Top End Gasket Kit - Wrist Pin Bearings of material 6-wheel independent suspension maximizes traction Integrated front storage box has 6. . 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. $721.04. There is NO problem with the sizing of the cylinders. A Pro R 800 and an Axys 800, both Switchbacks. Bikeman Performance. The truth is that the OEM piston's tolerances are in spec, they just don't stay there. The Durability Kit includes a cylinder spacer that raises the cylinder the same amount as the piston is taller so port timing isn't changed. Serious HP (12HP (Rev-1 Kit) (20HP Rev-2 Kit) is realized and the reliability IMPROVED for a very small cost! 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. Rev6 offers quality parts that are proven to last. For all Polaris 800 CFI & CFI HO motors. No "gimmicks" that claim to address the issues but really do nothing. NOTE: This is VERY importantThese pistons have a VERY unique design criteria. Also find that annoying vibration is gone with these pistons.. You know how the PRO likes to "shake" at low idle? Skip to content . 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!! This core charge is in place to be sure that we receive good useable core returns.Upon arrival of your core cylinder it will be cleaned and inspected things that could considered a core deduction would be busted cylinder tabs that will need to be repaired normally a low core deduction, If the cylinder received damage in shipping that may be external(damage will be assessed as cist if repairs), a cylinder that is cracked into the water jacket and cannot be repaired would be a total loss of core. 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! Always insightful, and sharing your info and findings through tons of research, testing, trial and error You're a huge asset to our sport!!! Menu. Brand New. Have no worries.. HELP is finally here for the 800 Polaris CFI Engine! Free shipping for many products! The Pistons are lighter and more balanced. I don't and didn't mean to slam anyone products. learn more, 801-489-8697 Learn more. For more information on the details of the cylinder core charge please see the "core return information section to the right for more details. I am having flash backs of the 90's with your long post and good info Hahahaha. Just need a muffler and clutching and your good to go. This helps provide extra lubrication on the intake side of the piston. These are available with MCB sized cylinders (or monoblock). If you place your order there is a $750-dollar core charge if you would like to have us send your new kit before we receive your core cylinder. NEED HELP? ____________________________________________________________________________________________________. and after breaking it in we went on a 200 mile 2-day poker run. Polaris 2877883 OEM VES Full Synthetic Oil, 1 Gallon. Even when brought up to 4500-5500 rpm the temp would slowly climb to 140F. 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 3 - This kit includes everything in our Stage 2 kit, PLUS completely remanufactured and properly Stage 2 includes: The Polaris CFI 800 engine really benefits from a better piston and an engine port timing adjustment. The old setup when idling the coolant temp would gradually climb of course and continue to climb without hesitation. So, doing a compression check will not yield any relevant information regarding the health of your PISTON SKIRTS. Array $995.00 Snowmobile Make: Model: Rev: Year: Head Color: Altitude: Elevation Unit will be used DE. 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. NOTE: The REV 2 kit was designed to give near 100% full lower skirt support for the piston. This Larger T-Stat allows for much cooler running and better performance. 8:00 am 5:00 pm MDT, Warranty Policy - Sales Agreement - Terms and Conditions - Privacy Policy, Polaris 2013-2016 PRO RMK 800 Complete Top End Rebuild Kit, Upgraded replacement pistons with molly coated skirts for better break-in, Copyright 2020 REV 6 ENGINES. Home Products Polaris Polaris 2013-2016 PRO RMK 800 Complete Top End Rebuild Kit. _______________________________________________________________________________________. 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. Sled rips, turbo kit has been flawless. These pistons are the BEST piston available on the market today! 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. SKU:GS4606190.. We design the piston that should have been installed from the factory. Appreciate the insight on the polaris 800, considering options on my 14 pro engine before my big BC trip in February. Website By, Polaris 2017-2022 Complete Bottom End Engine Rebuild Kit, 15-18 Ranger 500, 15-20 Ranger 500 Prostar, Compete Rebuild Kits, Complete Rebuild Kits, Crankshafts & Connecting Rods, Crankshafts & Connecting Rods, Polaris, Ranger Models, 1996-2014 Polaris 500 Master Engine Motor Refresh Kit, 01-13 Sportsman 500, 96-13 Ranger 500, Complete Rebuild Kits, Complete Rebuild Kits, Complete Rebuild Kits, Complete Rebuild Kits, Complete Rebuild Kits, Crankshafts & Connecting Rods, Crankshafts & Connecting Rods, Crankshafts & Connecting Rods, Crankshafts & Connecting Rods, Crankshafts & Connecting Rods, Cylinders & Piston Components, Cylinders & Piston Components, Cylinders & Piston Components, Cylinders & Piston Components, Cylinders & Piston Components, Polaris, Ranger 500 Fuji, Ranger Models, Scrambler Models, Sportsman 500 Fuji, Sportsman Models, 14-17 Sportsman, RZR, Ranger 700-800 Core Tear Down, 07-15 Ski-Doo 800R E-tec/P-Tek Core Tear Down. Stage 1 - These are our famous Top-end kits that started MCB on its path. Polaris Clutch Kit 2016-2017 MODELS quantity. 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. 4300km on mine before it needed a rebuild. They also have much better ring seal which produces power and keeps your engine cooler (better heat transfer). NOTE: This will address the issues associated with the OEM pistons! 2016 2017 2018 2019 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! $8,100.00 2016 POLARIS PRO RMK AXYS 800 163" 2.6" Strathcona County 07/02/2023 They will NOT fail unless they are subjected to a low fuel or high heat condition! Speedwerx Aluminum Panel Vent Kit Polaris AXYS PRO RMK 850 800 600 2016-2022 $162.95 $12.45 shipping Only 1 left! 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 is the #1 reason behind these cylinder failures associated with the Polaris Engine!! BEST PART: NO AFTERMARKET PIPE, Fuel controller, OR anything else is needed! Snowmobile Product L-R. Running Boards-Airframe. THIS KIT IS THE REAL DEAL!!!! RK Tek sets itself apart from other performance shops by testing its products in the best lab in the world - the great outdoors. The 2016-2020 800 is an amazing motor. Less Stress = More longevity and more power! New. 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. Hoods-Helium. We believe in these kits and recommend them along with using in our own machines . This kit WILL outperform ANY other "Bolt On" product you can buy for this engine! 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 . ", "Second RZR Engine kit I've purchased from MCB. It is SOLELY related to excessive piston to cylinder wall clearance! LOOKING fine and MEASURING fine are 2 VERY different things.. You MUST MEASURE the piston in order to determine if the piston is "GOOD". 2.6% negative feedback. Polaris Brake Disc Rotor Pro RMK Axys Khaos Matryx Patriot Boost OEM 2204712. . For a better experience, please enable JavaScript in your browser before proceeding. In 2016 we completely upgraded our Engine Build program and it has already paid off with countless These kits are available for just about every conceivable engine out there with more FOR SALE! $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 - Completely remanufactured crankshaft with all new components, bearings, new drive gear and seals. Buy in monthly payments with Affirm on orders over $50. engine kit for the do-it-yourselfers. For this reason, adding extra lubrication with the fuel will also help extend piston life. EPI also offers high quality replacement driveline parts such as Axles, U-Joints, CV Joints, Front End and Suspension parts, Brakes and more. Stage 4 - This is MCB's most complete kit and comes with all of Stage 3 plus the following, OE How many miles do you have on your sled? If your vehicle is currently supported with online ordering, you will be redirected to the brand specific website. $3695 cdn. Creating an account has many benefits: check out faster, keep more than one address, track orders and more. This kit reduces weight by 13 lbs. then you have come to the right place! ", "I had my 2015 RZR 900 engine rebuilt by MCB's Engine dept. We ONLY stock the AXYS Billet Head that uses the larger T-Stat. Hoods-Side Panels. There are yet no reviews for this product. NO GIMMICKS HERE! The kit simply addresses the issues associated with the stock (OEM) Piston. . This makes a TRUE major engine overhaul and ensures all parts are These gaskets are not part of the piston ONLY kit but are available in the options. Monday-Friday Excellent communication, 2 week turn around and it runs better than when I bought it new! BAR NONE! The piston is custom designed with different ring location and oil feed holes and pin location. SKU:VI5174223.. Ir al contenido. Trued. learn more, 801-489-8697 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. Copyright 2023 MCB Performance. For 3 relays shipped fed-ex overnight for $29 Screw Polaris and there $30 a relay!! When that time comes, or if you want to ensure your engines durability today, install our new Engine Durability Kit! Can't wait for good snow now. We have measured 100's of these cylinders and NONE of them have been out of spec! Smooth. Their service is great and prices affordable. 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. 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