Buy Scooter Big Bore & … 6:1 Piston Kit, and Cometic Top-End Gasket Set. We frequently load videos on our YouTube Channel (HERE) Please check this channel for the latest Videos showcasing this great kit! 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. RK TEK POLARIS 800CFI Drop In Piston Kit only $845 12HP gain . RK Tek 2013 Polaris Pro 858 Big Bore Kit Shredding Some Powder on 12-29-12 riding at 9,000ft elevation and MINUS 5 F temps... Engine is VERY happy and making great power! Get your Polaris 800 online! RK Tek is located in Preston, Idaho and is owned and operated by Kelsey and Rex (hence RK). Buy Scooter Big Bore & … on a quiet night you can hear a 910 big bore sneaking away to hide !! Id say it's doable Click to expand... Nope. Der neueste, leistungsfähigste und vielseitigste RZR, der je gebaut wurde (64" breit) Accessibility Help. this is a complete turn key set-up. By joining our free community you will have access to post topics, communicate privately with other members (PM), respond to polls, upload content and access … 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. 08 summit x 800 163” Rk tek 860 big bore Dyno port pipe an can with cooker can Aftermarket running boards Storage bag under windshield Boss seat Full Klim wrap Engine rebuild last season one season on engine maybe 600km on rebuild Proof of rebuild 5200 obo 8ci and has an unreal 5. wanted to see if anyone has any input or luck with theirs? Log In. Polaris Patriot 850 Dual Ring Direct Replacement Pistons. etc. If you have any questionscall us anytime we're here to help. So i was woundering if you guys have any Tips&Tricks you wanna share whit me! Polaris Patriot 850 Dual Ring Direct Replacement Pistons. $125 obo SLP Twin pipes (black) - fits 2002-2005 Polaris 700 RMK models. POLARIS 800CFI Drop In Domes only $113 each POLARIS 800CFI BIG BORE KIT only $2150 POLARIS 800CFI Replacement Pistons only $395 per set . RK TEk 858 big bore problems, need help. RK Tek is located in Preston, Idaho and is owned and operated by Kelsey and Rex (hence RK). NOTE: These are ONLY reference fuel settings.. - YouTube or. Shop Polaris 800 . Share with: Link: Copy link. $3,500.00 2006 Ski Doo Summit Rev 144 827 Rk Tek big bore for sale in Nephi, UT on KSL Classifieds. Polaris IQR 860!! Let's recap: First mods we recommend for your sled are a Durability + Bolt-On Performer Kit which would get you roughly 168-170 HP. Polaris. APC F7/ F8 EFI BIG BORE Bill Mead of Fredonia NY felt this big bore setup was not delivering the 159 HP he was hoping for when he opted to increase bore size on his 132 HP ’03 F7. So, if you did nothing but FIX the piston.. you would be increasing performance. GS750 to 850 Big bore kit. $3,500.00 2006 Ski Doo Summit Rev 144 827 Rk Tek big bore for sale in Nephi, UT on KSL Classifieds. It ,REALLY, is that simple... No aftermarket pipes, cans, reeds, etc. Post Dec 16, 2012 #11 2012-12-16T23:29. Subscribe to our newsletter. If you are looking for HUGE TORQUE and HP Gains.. then look no further. I'll leave it at that. Not Now. Basically, install the 858 kit, control box of your choice, and MINOR clutching changes and you are ready to DOMINATE the mountain! He can be abrasive but he knows his stuff. this package is a dream come true for hot rod trail riders, and lake racers that like to drop the hammer Share. 2008-2009 Polaris … It was developed in December of 2006 (remember the 800R was introduced in the 2007 Summit model only). 6,466. to buy.. JUST THE KIT!! Sports Team. Starter ein eigen tråd for oss Polaris guttar/jenter som er innteressert og nysgjerrig på big bore kitet til Polaris 800cfi2 som Kelsey på RK Tek slipper i løpe av sommaren. Yes, that's right, RK Tek draws results from "real world" testing 300 miles. The FUN FACTOR is increased like crazy when you have a platform this good that finally has some power behind it. This site displays a broad assortment of items for sale at reasonable asking prices. Polaris 850 Patriot MTNTK Blow Hole. RK TEK POLARIS 800CFI Dragon/RMK PRO BILLET HEAD only $465 . Next step would be to go big bore and depending on the sled, you can see up to 185 horsepower! Yes, that's right, RK Tek draws results from "real world" testing RK Tek is located in Preston, Idaho and is owned and operated by Kelsey and Rex (hence RK). Rattle in motor. If you are ordering cheater heads, we will need to have your OEM heads to make the modifications. high turbulence, textured squish bands. Sections of this page. He had this done by Smith Marine last year, and put 1000 trouble free trail/ lake miles on it in the Old Forge area last season. 61003-k01 Works Kit2015 Bore Big Xp Cylinder Eps 1000 Rzr Cylinder Polaris 4 Big Bore. The ETEC has a VERY smart computer and MANY sensors to give this computer inputs to what is needs and what it does not need. 14 posts Previous; 1; 2; AKSNOWRIDER. 12,019 Posts #21 • Apr 29, 2016. jfaub63 said: 860 making 190 converts to 177 out of an 800. Polaris 800cc 2010 Dragon 3022201 With Rk Tek Fix Kit Pistons 100 Core Refund. Polaris: Pro-Ride; RK Tek big bore or boost it turbo; Welcome to the SNOW and MUD.com website. RK Tek sets itself apart from other performance shops by testing its products in the best lab in the world - the great outdoors. RK Tek is in Preston, ID, not near sea level, so he tests mtn setups. Introducing the new Sportsman® XP 1000 and Sportsman® 850 SP lineup featuring key improvements including the industry’s largest battery, class-leading ground clearance, bigger suspension travel, and two new premium models. I got it at the end of the season but OHHHHH MAAANNN I wish I had had it all season!!! And i am pretty new to this big bore stuff, But you wont learn anything whitout trying ! Anyone else considered this? (PLEASE CALL FOR PRICING) POLARIS > RK Tek Drop in kit is the real deal! Anyone else considered this? Runs great and has lots of power. Who all has expierience with this kit? Create New Account. RK Tek sets itself apart from other performance shops by testing its products in the best lab in the world - the great outdoors. the jaws pipe is the way to go to get the real big power, but with the dome's on my kit has to much comp to get real big power without race gas. Next step would be to go big bore and depending on the sled, you can see up to 185 horsepower! hi Kelsey. You are currently viewing our boards as a guest which gives you limited access to view most discussions and access our other features. AKSNOWRIDER . My main concern about an overbore kit, not anyones in particular, is that if there is already the ocasional motor failure due to the bottom of the cylinder breaking off, Does it make sense to thin that cylinder out even more? Page 2 of 4 - RK Tek 860 big bore - posted in REV-XP / XS Chassis - Performance Trail 120-129 Inch Models: We'll shoot for March after I slow down..I will enter the shoot out.. This setup really works well. Our YouTube Channel ( here ) PLEASE check out our YouTube Channel ( here ) check. Bore kits not all are created equal the conversion actually LIGHTER than the OEM 85mm Piston simple no. 800 Ves 85mm Std cylinders Snow X Pistons Big Block Rmk Xcsp your OEM Heads to make the.... Here is PA resident Jeff Stranges ’ rk Tek ’ s patented ( or patent pending? CALL for )... Stuff Works, no question assortment of items for Sale at reasonable asking.... Doubt that this mod is the real deal SHELF and ready to go Big.... Kit in the world - the great outdoors do n't want to miss out on it of one alaska... The durability kit for more reliable performance.... and huge power the Snow for MANY seasons has! 00 Arctic Cat Zl600 Zl 600 Zr Efi Cylinder Head Heads Temp Liquid... Will need to have your OEM Heads to make the turn around time VERY quick all! 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