I have a couple of questions about a 1994 sportsman 400 4. Very good shape, runs great, this is a powerful atv ready for the woods or ice. Aug 05, 2005 snowtech 2 stroke vs 4 stroke article posted by vmax540 on friday, august 5, 2005 10. Very durable and reliable engines that arent too fussy about what oil you run in them. View and find parts catalogs by selecting your vehicle type. Here is my list, some i have had, some i got online. In my neck of the woods, the 2stroke polaris 400 scrambler 4x4 is a very sought after used quad because of this. Free polaris atv manuals polaris atv forum quadcrazy.
The 2002 polaris sportsman 400 is an allterrain vehicle produced by yamaha. Remove the check valve and lap the plate on 400 wet dry paper. Polaris 400 2stroke engine motor rebuilt power sports. By gatorhunter, september 16, 2012 in polaris atv forum. The polaris scrambler 400 has a onecylinder, twostroke engine with a displacement of 378 cc. Polaris premium 4 all season synthetic, 0w40, pn 2871281 3. The polaris 400 engine is a 2stroke, liquidcooled powerplant with a 34mm mikuni carburetor, oil injection, and cd ignition. Polaris scrambler 400 specifications it still runs. See videos of the polaris 400 400l complete engine rebuild below. Complete atv carburetor rebuild kit for many 9496 polaris atvs with 400cc engine.
Aaen performance polaris atv two stroke top end pipes. A cylinder girdle kit is incorporated in the maxi cool head design. Each kit contains all necessary gaskets, orings, main bearings, counter shaft bearing, oil seals, and oil pump seal to rebuild your polaris atv engine 6. Free shipping 144 2007 polaris sportsman 500 engine motor. Atv utv clutch rebuild kits and components polaris. Unfollow polaris 4 stroke snowmobile to stop getting updates on your ebay feed. Download polaris scrambler repair manual 50 90 400 500 850. Polaris 400l 400 complete engine rebuild kit crankshaft bearing. Anyone had or heard of an oil pump failure on these. Feb 11, 2012 i rebuild a polaris 96 model 400 2 stroke. Just look at their 250cc 2 stroke, they put too small of a carb on it which limited it to 22 hp. Polaris sport 400 2 stroke archive atv riders forum.
Please contact us if there are any questions or concerns about your polaris rzr, sportsman, ranger or if you dont see your engine listed below, 812. Aug 29, 2007 how to rebuild a 2 stroke snowmobile motor. Unfollow polaris 400 2 stroke to stop getting updates on your ebay feed. Easily share your publications and get them in front of issuus. I recently got done working on our neighbors 1991 polaris 4 wheeler. Below is the full list of rebuilt engines currently available from nflow motorsports for your polaris atv. See videos of the polaris 400 400l complete engine rebuild. Take advantage of real dealer pricing and special offers from local certified dealers. Sep 29, 2016 polaris snowmobile division is locked in the snowmobile businesss number two market share position but has remarkably achieved this without a serious 4stroke powered offering. How to split 2 stroke cases bottom end polaris 250 300 350 400 polaris 400 2 stroke engine motor rebuilt power sports nation polaris 400 2 stroke engine motor rebuilt power sports nation polaris 400 2 stroke engine motor rebuilt 90s polaris 400l 2 stroke rebuild time lapse from crankshaft to.
Btw oil pump is working fine before i did the topend rebuild and the oil pump was not touched. Well anyway, he said when i got done working on it, i could play around on it for a little while. Polaris 350 400 2 stroke explorer bogging out or wants to quit running. Engine was rebuilt new piston and rings, starts first or second pull.
Polaris rebuilt and reman engines nflow motorsports. Blue fire such as engine, drivetrain, dimensions, brakes, tires, wheels, payload capacity and cargo system. I run a number of two cycle motorcycles and im familiar with the fuji engine in the polaris two stroke models. Quick video showing the complete rebuild of a polaris 400l 2 stroke. If you are serious about work or play polaris has you covered. Owners manuals select a vehicle type, model year and model of vehicle below to view and download the vehicle owners manual brand select a brand atv or youth pro xd polaris power indian gem personal watercraft ranger rzr sidebyside slingshot snowmobiles timbersled victory motorcycles. Now the only way it will start is with starting fluid. We offer the best remanufactured engines and transmissions for quads, fourwheelers, atvs, utvs, and more. This video shows how to split the case halves easily with minimum toolspullers. Scrambler 400cc 2 stroke or 500cc 4 stroke polaris atv forum. Polaris atvs have supposedly come a long way in reliability in the past 10 years or so. Download polaris sportsman repair manual 400 450 500 550.
View our entire inventory of new or used polaris atvs. Polaris scrambler 400 lower connecting rodcrank bearing seized 96. The liquidcooled, oilinjected power plant has a compression ratio of 6. Polaris 2 4 stroke repair service pdf manual, length. Starter kit polaris atv 250 300 350 400 2 stroke 4brush db.
Buy oem parts for polaris, atv, 1998, xplorer 400l w98cc38c. Buy polaris sportsman 400 partssportsman 400 4x4 atv parts. Xplorer 400ask anyone that owns an xplorer 400 why they chose it and theyll tell you clearly. Jun 12, 20 issuu is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online. The current sportsman is available in 400, 500, 800, and 850. Air filters, carb parts, manifolds, power kits, and fuel tap repair kits. Details about polaris 400 2stroke engine motor rebuilt ships within 34 weeks. Place a drain pan beneath oil tank and remove drain ambient temperature range. Do i need to grease the needle bearing on the wristpin when assembleing. A repair manual is a professional book of instructions that list maintenance, repair and overhaul of the 4wheelers main components. Download polaris sportsman repair manual 400 450 500 550 600 700 800 850 570 july 6, 2017 webmaster polaris atv repair manual 11 downloadable polaris sportsman allterrine vehicle repair manuals are digitally transferred repair books that can be transmitted from one computer to another.
Polaris sportsman atv, ranger utv, rzr side x side parts. Buy polaris sportsman 400 500 water pump rebuild kit. Epi epi performance erlandson performance the clutch guys. It has a bore and stroke of 83 mm by 70 mm and is transverse mounted. Buy polaris sportsman 400 500 water pump rebuild kit with billet impeller. Clean area around drain plug b at bottom of oil tank.
A guy tells me that he could beat a 400ex in a drag with is stock polaris 400. Its a 350 liquid cooled 2 stroke, 4x4, has reverse, hi, low, etc. How to install polaris 300 350 400l top end cylinder piston. Download polaris scrambler repair manual 50 90 400 500 850 december 12, 2017 webmaster yamaha atv repair manual 2 a downloadable polaris scrambler repair manual is a transferable electronic version of a printed book containing instructions on how to fix or mend the allterrine vehicle back to working order. Namura piston kit polaris 400 scrambler 400 2x4 4x4 xpolrer sportsman 83. So im doing a 400l and other 2 stroke mods to save your 2 stroke. It would mean the end of the iq chassis used in certain 2up and utility offerings and would provide the range of performance in either 900 or cc iterations that would allow polaris to compete with skidoos 600 and 900 ace offerings. Haynes repair manual polaris atvs 250500cc 2stroke4. It tries to run answered by a verified motorcycle mechanic.
I have a twin cylinder fuji two stroke engine in my snowmobile as well. In my neck of the woods, the 2 stroke polaris 400 scrambler 4x4 is a very sought after used quad because of this. There is at least one aftermarket company that has considerable expertise in building polaris atv 2strokes. Its power is delivered to the drive wheels consistently, as conditions. Combined with 42 mm tmx carbs, vforce reeds and top end pipe and you have 63 hp available, with a large improvement in torque through the powerband. The guy i bought it from had rebuilt the top end, new piston and rings, new starter, battery, and temp sensor on the engine.
Polaris 400 2 stroke engine motor rebuilt 90s polaris 400l 2 stroke rebuild time lapse from crankshaft to polaris xplorer 400cc engine you polaris 400 scrambler 1994 to 2003 engine motor rebuild service i. It engages alot softer not like the harder engagement that a yamaha clutch has. There is at least one aftermarket company that has considerable expertise in building polaris atv 2 strokes. Oct 14, 2005 polaris clutch i purchased one and ran it. Hi everyone, one of my atvs is a 97 sportsman 400l 2 stroke 4x4. If your vehicle is currently supported with online ordering, you will be redirected to the brand specific. Buy polaris trailblazer 400 cc 2 stroke atv quad carburetor carb stage jet kit. I have a new piston and rings and cylnder was boared and honed and ring gap set,and have the top end rebuild kit.
Find great deals on ebay for polaris 400 engine and polaris 400 2 stroke engine. Find great deals on ebay for polaris xplorer 400 manual. Snowtech 2 stroke vs 4 stroke article american snowmobiler. Large improvements in power are possible with the 400 scrambler engine. Polaris 350400 2 stroke explorer bogging out or wants to. Polaris 400 parts xplorer scrambler sportsman atv salvage. Below you will find both direct bolton stages, as well as porting and our 400 big bore kit. One of the biggest problems they have is the water pump seals wearing out and leaking antifreeze into the crank case, if not caught fast it will lead to scored counter balance shaft, worn bearings and like mine piston failed due to water oil. I did lose top end speed because of the smaller dia of the polaris clutch. If you do all of the work on your 4x im sure you could handle it. Find specifications for the 2014 polaris sportsman 400 h.
Be sure and have your cylinder bored to fit the oversize piston. The pro star series of sxs 4stroke twins include at least two and possibly three variants we suspect will fit into the current axys chassis. On an engine like this the very most id run would be 361 with good 2 stroke oil. Polaris 350 or 400 2 stroke motor rebuild 1991 to 2003. The maxi cool billet head has a rear center outlet and extra cooling fins to help your polaris engine run cooler under hard loads. Pistons, rings, top end gasket kit head, base, intake, and exhaust gaskets, wrist pins, circlips and needle bearings.
Brand new polaris 400 400l engine rebuild kit with complete gasket set. Polaris makes some of the most capable offroad atvs and utvs on the market today. Most parts are now available for purchase online, but as always you can also purchase them at your local dealership. Powder coated frame, all new bearings and bushings, new plastics and graphics, polished aluminum rims with maxis razor tires, new top and bottom end rebuilt with genuine polaris parts, new polaris transmission, high stall clutch, high performance belt, oil injection block off kitmix your own fuel for more. Nov 19, 2014 ideally, we think the indy is the most logical chassis to offer a prostar 4 stroke. Featuring electronic fuel injection efi to deliver the fuel charge needed for instant, predictable throttle response and keep you moving in any weather. Mods for old polaris 400l 2 strokes and others 2 strokes. Powder coated frame, all new bearings and bushings, new plastics and graphics, polished aluminum rims with maxis razor tires, new top and bottom end rebuilt with genuine polaris parts, new polaris transmission, high stall clutch, high performance belt, oil injection block off kitmix your own fuel for more reliable. Every time you ride the thing you need to change you clothes and take a shower. Ideally, we think the indy is the most logical chassis to offer a prostar 4stroke. Need a polaris manual for a 1994 2 stroke 2 4x4 quad free. Polaris 400l 400 complete engine rebuild kit crankshaft. If you uncorked the polaris 2 stroke you could easily double those power ratings.
The polaris ace 500s purposebuilt prostar engine was designed to give you quickness, power, and optimal performance on a variety of terrains. I used to race a yz490 2 stroke for those who have never riden a 400 to 500 cc 2 stroke let me fill you in. It is a fourwheel drive vehicle capable of driving on rough terrain, up steep hills and through sand and mud. I have a 1997 polaris 400 2 stroke atv that smokes an awful. The 2stroke polaris 400 can be built to make big power. Parts reloaded top end rebuild kit polaris atv 400 small window. Starting with the polaris sportsman available in multiple engine sizes and accessory options its easy to find the right atv.
Download polaris xplorer 400 repair manual atv instant download polaris xplorer 400 atv allterrainvehicle repair manual. How to rebuild a polaris 350 400 2 stroke engine and split case sides. Polaris trailblazer 400 cc 2 stroke atv quad carburetor. Sportsman atvs provide the freedom and confidence to put you in command of the outdoors. The stock 400 scrambler engine has a wide powerband with a peak of 38 hp at 5750 rpm. It would mean the end of the iq chassis used in certain 2 up and utility offerings and would provide the range of performance in either 900 or cc iterations that would allow polaris to compete with skidoos 600 and 900 ace offerings. The most refined ride for single and twin cylinder atvs. I can rebuild the 250, 300, 350l, 400,500 and 700,800 twin cylinders as well but specialize in the 350 and 400 2 stroke motors. The engine is oil injected and uses a 34mm cv mikuni carburetor.
Atv riders forum sport atv model information other atv information polaris sport 400 2 stroke. The sportsman 400 comes with many of the same features as the sportsman 500, although the 400 is an allaround smaller vehicle. Polaris arctic cat polaris skidoo yamaha kawasaki, john deere, moto ski innovate gauges, etc. Rcr top end rebuild kits include wiseco piston, rings, wrist pin, circlips, and wrist pin bearing where applicable. Polaris xplorer 400 specs gone outdoors your adventure. Polaris top end engine rebuild kits atv parts mfg supply. The 4cycle, singlecylinder engine of the xplorer 400 displaces 378 cc. Each kit contains all necessary gaskets, orings, main bearings, counter shaft bearing, oil seals, and oil pump seal to rebuild your polaris atv engine 6 bearings, 5 oil seals, and 1 complete gasket kit total. Complete atv carburetor rebuild kit for many 9703 polaris atvs with 400cc engine including scrambler. Buy wsm top end rebuild kit standard bore 5430510p. Buy polaris sportsman 400 parts,polaris utility atv parts,polaris 4x4 parts,sportsman 400 battery,sportsman 400 brakes,sportsman 400 axle. The 2strokes do make more power for the same displacement but they smell. If your vehicle is currently supported with online ordering, you will be redirected to the brand specific website.