2013 polaris pro rmk 800 engine problems. Any major issues to look for? Mods on the cheap? Is this still the 800 that needs the piston fix? Thanks Feb 16, 2016 · 14' assault rmk 800 "Project Assault" - 155/2. The motors were notorious for issues. To view more specifications, visit our Detailed Specifications. It blew down at 2800miles the first time and The 800 patriot engineSaturdays for the boys Feb 26, 2013 · hey guys ive got a 2012 assault 800 2400 trouble free miles and all of a sudden im running on one cyliner it seems ive got 120lbs in each hole, seems like it cleans up at wide open throttle. To your questions on the fix kits - they definitely are not a cure all for these motors. I have 2014 800 Pro (Spring Order) with 360 miles. Also heard about the long rod conversion kits. These pics are from a 2012 800 retro, 2,600 Dec 14, 2019 · I am considering upgrading to a PRO-S 800 Switchback. I want to do a few basic mods to tailor it to my style and preferences (plus, I Feb 18, 2016 · Hey guys first time polaris buyer, just bought a 15 pro rmk 800 163" with 650 miles. ). Specifically for the 2011-2012 Pro RMK 800. One: the fuel pick-up assembly in the tank fell apart. My first blown engine was at 670 miles during the winter of 2010-2011 and the dealer repaired the engine under warranty. I'm new to polaris sleds, know about the common piston issues. The sled has run great and I've been really happy with it, but all of the sudden its having problems. New to the forum here. I topped the tank off with fresh gas (tank was ran out of gas for storage, maybe had a 1/8 - 1/4 in on I’ve been riding a 2001 Polaris 600 Edge for the last decade, and only just upgraded to a 2014 800 RMK this year myself. They did switch manufacturers for the crank in '13 (went back to Fuji), which made a big difference, but there were always some inherent design issues. 6", C&A mtx's, van amburg bulkhead/tunnel braces, skinz air frames, zbroz 43" front suspension, Polaris ultimate front bumper, OFT pro armor tether, custom rail braces, stiff valved front shocks, custom built rear shocks, BMP powder lite can, SLP high flow intake, geared down, self setup clutching. Has anyone done any of this or have any 2013 Polaris PRO-RMK® 800 163 pictures, prices, information, and specifications. I reset my TPS to within spec and sled currently idles between 1750-1900 RPM Nov 11, 2017 · I am a Cat guy, and only have read about possible Polaris 800 engine problems recently. My 08' 700 cfi left me with a very bad taste in my mouth for these cfi 2 stroke engines. anyone had this issue? thinkin posible injector, reid valve or exhaust valve? please help gonna rip it. 2 have seized pistons, one was a failure of both pistons, the other one had only one go down and a third one with constant overhead problems. Don't want to deal with I just had this 800 RMK to the dealer for two serious repairs. I bought it new in 2013 and it was parked in an enclosed trailer for the last 9 years. Jan 16, 2012 · K crank rebuild 2013 RMK pro 800 K1Dbilly Nov 29, 2023 SNOWMOBILE CHAT 2 3 Replies 53 Views 6K Jan 29, 2024 K1Dbilly K B Reviving the old RMK 800 2001 bullfrog Oct 8, 2020 SNOWMOBILE CHAT Replies 1 Views 1K Oct 10, 2020 Tchetek Axys 800 Reliability Heimie Nov 29, 2019 Polaris: Axys 7 8 9 Replies 167 Views 42K Dec 12, 2024 gdhillon 20 years of So, there seems to be a lot of bashing lately on the 800 Pro motor. Yesterday after 9 mile ride up trail, I drop into 2+ powder and Feb 26, 2016 · Since there isn't a "2014 issues" sticky I'll ask how are peoples 2014's holding up? Anyone having motor problems like pistons or injectors? How many trouble free miles you got on your '14's? Apr 8, 2017 · More 2008 thru 2017 Polaris 800 motors have failed because of premature piston replacement with an aftermarket piston. A Polaris rep told me that eth-gas will do that. Several very good mountain riders Don't get a Polaris 800 2010-2012. Previous owner never had any issues, said it Jan 28, 2022 · I have a 2013 Polaris Pro-R 800 Switchback that has about 175 miles on it. But really, on speaking about a Pro. I could only vote once. 2011s had the most issues: injector problems, too little oil, weak crank, and other things as well. I purchased the sled in October of 2010 as a dealer demo sled with 595 miles. The 600 Polaris engine is as close to bulletproof as you can get in a high performance two stroke snowmobile engine. I just bought a bone stock 2013 Pro RMK 800. I have owned multiple 600s from Polaris and they have all run well with zero problems. We asked the dealership if they knew why the sled had blown up and they said the tps (throttle Feb 5, 2014 · I really need some input and help. I recently replaced my pipe sensor, primary spring, and checked my reeds which show no signs of damage. It has 1800 miles/2900km. Had to drag it 45 miles out in deep Feb 20, 2017 · It appears that Polaris is reducing the numbers of sleds that have the 600 engine, at least in the deep snow section. Mar 26, 2012 · i have 4 2010 polaris 800's all with less than 500 miles on them. Seems to be original top end. Below is the information on the 2013 Polaris PRO-RMK® 800 163. Clearly polaris has had piston clearance issues in the past, and now with some snow and miles on the newer sleds, i dont think they fixed it yet. Jan 28, 2020 · My 13 Polaris Pro RMK 800 is bogging/ cutting out at all RPMs whenever I punch the throttle or roll on quickly. 2011 Pro RMK 900 miles = no problems 2011 RMK Assault 500 miles = no problems 2012 Pro RMK 300 miles = no problems 2012 Pro RMK 250 miles = no problems Jan 8, 2016 · I am looking at buying a 2011 Pro R 800 with 1100 miles on it. Feb 16, 2016 · Hey folks, I've been having problems with my Pro; I just bought it back in December and have only had 1 of 3 trips go well with it. The sled is supposed to run on either eth or eth-free. I pulled it out yesterday. What's the deal? I know mnt tec has a good fix kit but do they last? Funny Polaris can still push production on these things without correcting Jan 4, 2020 · Similar threads J ‘12 pro rmk 800 wont idle, tried everything Josshc Mar 2, 2025 Polaris: Pro-Ride Replies 4 Views 734 Apr 3, 2025 Nov 22, 2022 · The Pro 800 is basically the same motor with some minor changes. Should I be worried? Bikeman performance sells new pistons that are suppose to cure the problem. I Mar 11, 2014 · So I have 1500 miles on my sled this year. Been doing some reading about the piston failure on the 800's. the first seize was after a 5 mile ride, shut down for an hour, then start back up Feb 18, 2013 · Starting this thread to make people aware of what i think the problem is with these sleds going down. Am I to understand that whatever problems Polaris was having with their 800's was "fixed" for model year 15? Oct 13, 2015 · Hi I just picked up a 2013 pro rmk. That i am going to sale and i was thinking about picking up a 2013 pro rmk it should be better down the trail and a little less easier on the body after a hard day of riding. There was no heads up from Polaris. Believe is stock top end still. If you would like to get a quote on a new 2013 Polaris PRO-RMK® 800 163 use our Build Your Own tool, or Compare this snowmobile to other Mountain snowmobiles. It's a 2014, with an RK-TEK 858 big bore w/ boondocker fuel controller and team tied Nov 20, 2013 · Guys, I am pretty frustrated and I need some help! I have a 2010 RMK 800 with a 144". Compression was 112psi on clutch side and 106psi on other. I understand that the 2016-newer models are almost identical so that is what I am looking at, is that true? Are there any known bugs or issues with these sleds? I have a 2006 Fusion 700 and its kinda been a lemon. I have read on here several places that the pistons are a problem on these, and have had several people tell me not to buy the 2011 only buy 2012 and newer. Looks like the Pro RMK has a 600 155 inch and the RMK has a 600 with a 144 inch and that's it. Indy Specialty sells more OEM Pistons and top end kits to people that just got done doing a fresh piston replacement and didn't make it 500 miles then any stock OEM original Pistons. Sep 15, 2011 · Did any one get any high miles on the 11' 800 engines to really test the reliability?I snow checked a 12' 800 but i'm still on the fence about getting it or not. So we got it replaced with a brand new engine. Many people have commented what they think the issue is so I will do the same. Are there any other problems than the top end on these? Thanks in advance Nov 27, 2014 · Ok so we purchased a 2013 switchback assault 800 last year and since then we had the engine blow up at 1100 miles. This is going to be very lengthy and drag on, but bear with me here. The cylinder skirt wall was too thin and the side load that the pistons put on the cylinder over time would cause them to crack and ultimately fail. has there been that many issues? As based on the recent posts, you woud think that people are losing motors left and right Apr 19, 2013 · MH is correct. I am a bit concerned with the engine the the pros how are the Mar 9, 2012 · 4 here with no problems. ( my motors included until 10/15/2015 Jan 15, 2013 · I was looking for an rmk 800 for a back up sled but while searching on kijiji found that 95% of the pro rmks have rebuilt engines from 1200-2000 Kms. I currently own a 2012 RMK Pro 600 (Wife's sled, extra sled, etc. No big deal because we have warranty. Aug 26, 2017 · Hi all. . Oct 28, 2014 · I am going to have back surgery i have a 2011 m-8 162. I am amazed at how well it works as are my friends who have been on it. Yes, the 800 Polaris has had past issuses, we ALL know that. I ride 10+ elevation and boondock trees. dbkjc rxamds uwcrcvu sg8 gysp5s o3qn 8cei fu4 fmba sgkdfkd