Fine tune your machine with our Hot Seat Secondary Springs... Fine tune your machine with our Hot Seat Primary Springs... For the best experience on our site, be sure to turn on Javascript in your browser. Reset filters Available online only Complete kits only ... ITEK Anodized Big Wheels kit Aluminium - Fits Polaris Starting from $369.99. Steering Tie Rods for Arctic Cat models with 36" front ends.  Also... Our aluminum charge tube kits dissipates heat better than stock rubber... This Billet manifold moves your fuel injectors from the cylinder to the... COMING SOON! Kustom Kraft's cylinder sleeving service was the first to include a 5 year Warranty. (719)395-6727 Carl's Cycle 900 Big Bore kit for Polaris 850. The 900 stealth big bore has been working unreal for years now!  It is a proven winner!  We bore out the cylinders, do a full porting job them, then re nikasil plate them.  We have two versions, a mountain version with a high altitude combustion chamber cnc machined into the stock head.  Or for flat land riding the lower compression ratio, both designed... Well we all know that Arctic Cat really stepped up their game on the 8000 DSI motor.  It runs incredibly smooth, efficient, and responsive with much more low end and mid range torque.  Now just take that new and improved motor and make it a 900!  Wow what a fun machine it becomes!  The 900 PROMAX2 takes the big bore world to a new level.Â. Arctic Cat 650 H1 to 700cc Speedwerx Big Bore Kit; Arctic Cat Wildcat Trail/Sport 700 to 800 Speedwerx Big Bore Kit; Arctic Cat 700 H1 to 750cc H1 Speedwerx Big Bore Kit; Arctic Cat 1000 H2 to 1100cc H2 Speedwerx Big Bore Kit 860cc (180+HP) Big Bore Kit for Ski-Doo 800R Power-Tek AND ETEC Mono-Block NOTE: This 860R kit was designed and built FIRST by RK Tek in 2007! Get one of our new Speedwerx Mesh Back Flexfit Hats with an embroidered Speedwerx Logo! F7 / M7. Screenprinted high quality 50/50 Port & Co. 7.8oz black hooded pullover sweatshirts. There are NO "Surprises", "Tinkering", Fiddling" or "Head Scratching" with this kit. Arctic Cat 650 H1 to 700cc Speedwerx Big Bore Kit; Arctic Cat Wildcat Trail/Sport 700 to 800 Speedwerx Big Bore Kit; Arctic Cat 700 H1 to 750cc H1 Speedwerx Big Bore Kit; Arctic Cat 1000 H2 to 1100cc H2 Speedwerx Big Bore Kit The Power Commander is a fuel injection adjustment unit that plugs inline with the machines stock ECU (electronic control unit). I burnt the crank at the end of last season and figure if I'm going to spend the money I might as well go big. All Sales are Final on these Clearance Items - No Returns or Exchanges! S&S Cycle 128 in. JavaScript seems to be disabled in your browser. Polaris Axys RMK 850 Patriot Turbo Kit 2019-2021 $ 3,750.00 Kit: Standard External Wastegate - Pay in Full Now External Wastegate with Intercooler - Pay in Full Now More air = More power it's that simple. We can repair even the most heavily damaged cylinders. 2 cylinder motors to 1140cc and 3 cylinder motors to 1500cc. Manufacture custom make and offer 2 and 3 cylinder trail pipes, 2 and 3 cylinder race pipes for Ski Doo sleds and Polaris sleds. Bronco Standard Bore Cylinder Kit - AT-09477-6K Part #: 1402808 Mfg Part #: AT-09477-6K $ 359.96 (1) Millennium M-Spec +1 mm Big Bore Kit - K291 Part #: 1401077 Mfg Part #: K291 $ 252.91. Snorkel Kits; Clutch Housing Blower Kits. We are the place to shop for Polaris, Arctic Cat, Ski-Doo, and Yamaha performance products. Get one of our new Trucker Hats with a Speedwerx Logo! the big bore kit from aaen is only 1000 dollars ready to put together. Sort By Position Position . Hey guys, is there a big bore kit available for my 98' 583 MXZ? If performed together with necessary increase in port area, you get more power from engagement to top end. 2 cylinder motors to 1140cc and 3 cylinder motors to 1500cc. Our experience with this kit has been nothing short of amazing! Clutching: Tuning Components, Springs, Weights, Belts, etc. Quickview. Polaris Patriot 850 - Complete Big Bore Kit (900cc) $3,949.95. Bikeman Performance is a top performance parts company. No additional discounts may be applied to sale priced items! Check out our eBay store for more deals too! Black Granite Power Package Big Bore Kit for Chain Drive w/Highlighted Fins and Pushrod Tube - 310-1107A Part #: 1402892 Mfg Part #: 310-1107A $ 2606.36 We manufacture the best and highest quality clutching, turbo, and accessories parts available to increase the performance of your snowmobile like none other in the market. With the high quality Nicasil plating services now available, Big Bore kits can be as reliable as stock cylinders. The following filters are the attributes for SNOWMOBILE Idler Wheels. D&D Racing Arctic Cat Snowmobile Performance Parts and Accessories. This Page D&D Powersports LLC 1132 Big Bore Kit Vermont based company with dealer in US and Canada 180+hp SHR880R Big Bore $2995 SHR head, RKT Forged 2 ring pistons, ported, carb bore, Ypipe, Can ProX/MCB cast/coated 2 ring piston,gasket kits $345. Hauck Powersports 2072 19th St / West Ave Rice Lake, WI 54868 p: (715)234-6195 Great way to bump up the power on your new blast or venom 400! Carl's clutch kit available for an additional $290 (comes with weights, primary spring, roller bearing and helix) C $1,711.61. Inventory Reduction Sale - Save $2000! Kustom Kraft Rebuilds Cylinders for Dirt Bikes, Street Bikes, ATVs, Snowmobiles, and Personal Watercraft. Option #1 - F8 Big Bore Kit w/single pipe - 155+ H.P. Snorkel Kits; Clutch Housing Blower Kits. The TO THE MAX KIT comes with everything you need to bring the motor to maximum horsepower.  PROMAX 900 Cylinders, pistons, Billet Head and Domes, Gaskets and O-rings, Jaws Big Bore Pipe and Y pipe, our SSI Big Bore Stainless Muffler Boyesen Reed Valves, 55mm Pro Lite Throttle Bodies, Pro-Shift CLUTCH KIT, and ECU Reflash Speedwerx Performance Exhaust Headers & Components, 2018-2021 ZR / Riot / XF / M 8000 / 800 C-TEC2, 2014-2021 ZR / Riot / XF / M 6000 / 600 C-TEC2, 2012-2021 Sno Pro 600 / ZR 6000 R Race Sled, 2012-2017 ZR/F/XF/M 5000 / 1100 Non-Turbo, 1998-2003 Z/ZR/ZL/PS/MC 440-500-600-700 / ZRT 600-800 / Thundercat 1000, 2000-2021 120 XCR/XC SP/DRAGON/PRO X/PRO R/INDY, Replacement Exhaust Gaskets | Springs | Rubber Supports & MISC, Drive Belts- Arctic Cat/Speedwerx/Hot Seat, Clutch Weight Bushings, Set-Screws, and Pin Kits, Clutch Washers / Shims / TEAM Spring Adapter, Head Kits & Domes: Stock Appearing Head Modification, Boyesen Rage Cage Performance Reed Systems, 2017-2020 Arctic Cat 9000 / Yamaha Sidewinder 998 Turbo ECU Single & Multi-Map Re-Programming, 2012-2016 Arctic Cat 9000 / 1100 Turbo ECU Single & Multi-Map Re-Programming, 2009-2011 Arctic Cat Z1 1100 Turbo ECU Re-Mapping (Single & Multi-Map), Arctic Cat Sno Pro Race Sled CDI Re-Mapping, Turbo Charge Tube and Intercooler Upgrade Kits, Rexnord Silent and Borg Warner Hyvo Chain and Sprockets, Diamond Drive Lite Weight Gears and Gearcase Assemblies, Diamond Drive Lite Weight Trackshafts & Drivers, Diamond Drive Pro-Lite Series Brake Rotors & Pads, 2018-2020 Prowler Pro / Tracker 800SX / Caterpillar CUV / Cushman Hauler 4x4, 2017-2018 Stampede / Stampede X / Stampede 4 / Stampede 4X, 2015 XR 700 / 2016-2020 Alterra 700 (exc. CPC Racing specializes in designing snowmobile performance parts, turbos, big bore kits and accessories for Arctic Cat and Polaris snowmobiles. Get one of our new Flexfit Hats with a Speedwerx Logo! DOME, 1000 - 13:1 Compression, Premium Pump Gas 0-4,999 Ft. DOME, 1000 - 14.5:1 Compression, Premium Pump Gas 5,000-9,999 Ft. 12 24 36 All Quickview. RK Tek also builds one of a kind custom CNC machined parts for … Manufacture custom make and offer 2 and 3 cylinder trail pipes, 2 and 3 cylinder race pipes for Ski Doo sleds and Polaris sleds. Get one of our new Trucker Hats with an embroidered Speedwerx Logo! BIG BORE KITS RKT Forged 2 ring piston kits $395. Upgrade Kit If you have a 2012-2017 Arctic Cat ProClimb and you want to upgrade it to the 2018 Ascender hood and panels, then this is the best way to upgrade your machine! View as Grid List. Big Bore Kits "There is no substitute for cubic inches" is an old Hot Rod saying. It is the "Original" It OVER 9 FULL seasons of testing associated with it. I've about gave up finding a 670 to put in it. Calibration details are provided for both options. Buy an RKTEK big bore kit from us here: https://powermodz.com/465-pistons Big low end grunt allows you both power and finesse. Precision Forgings, state of the art CNC finishing, ArmorGlide® skirt coating, complex dome profiles, and optimized shirt shapes are only a few features that make Wiseco forged pistons the best available. Copyright © 2019-Speedwerx, Inc. All rights reserved. For the best experience on our site, be sure to turn on Javascript in your browser. Love this sled! Set Descending Direction. We offer snowmobile parts and overbore kits for Arctic Cat, Polaris, Ski-Doo, Yamaha and select vintage snowmobiles. Big Bore Kits / Replacement Parts. You asked for it, and here it is.   If you want to look stock, sound stock, but have a pile more power, our 900 Cheater Big Bore is what you need!  We have modified the stock head to work with our billet big bore domes for a stock appearance.  We bore out the stock cylinders, port them and have them replated.  When the motor is assembled it still looks... 8000 CTEC-2 MODELS 2018+ AND YAMAHA MOUNTAIN MAX 2021, KING CAT, THUNDERCAT AND 9000 TURBO MODELS, REPLACEMENT A-ARMS, SPINDLES, AND COMPONENTS, HURRICANE PERFORMANCE TUNES AND COMPONENTS, TEAM ROLLER DRIVE CLUTCH 2018+ ARCTIC CAT / YAMAMA 33mm, ALUMINUM CHARGE TUBES FOR 900 ACE TURBO SKI DOO WITH BOV KIT, ALUMINUM CHARGE TUBES FOR 900 ACE TURBO SKI DOO FOR BOV, CTEC-2 INJECTOR RELOCATION INTAKE MANIFOLD 2020-2021, CTEC-2 INJECTOR RELOCATION INTAKE MANIFOLD 2018-2019.