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engine swap

  1. 2015 polaris sportsman etx engine swap

    ATV Performance Modifications
    I would be interested in taking the engine out is my 2015 Polaris sportsman etx and put the engine of a 2015 Polaris sportsman 570 in its place. So my questions are: 1- is it possible? 2- would I need to replace more that just the engine? 3- if possible and done correctly would it cause any...
  2. Converting 1999 Scrambler 4x4 to 4 Stroke

    ATV Performance Modifications
    The problem I am facing is that I have a 1999 Scrambler 400 that the motor is shot top and bottom. I have a 2000 Trail Boss 325 4 stroke that is in good condition. Is it possible to put the Trail Boss motor on the scrambler. I have all the components of the trailboss if I need any electrical...
  3. Absolute toughest belt?

    Polaris Trail Boss
    A while ago I acquired a free 2000 trailboss 325 with a blown engine. Rather than repair that slug, I decided to swap in a bigger engine. It now has a 1978 Arctic Cat Spirit 500cc snowmobile twin! Its about finished, currently running well and pulls hard with the stock 325 clutches and belt...
  4. 400 Gurus a Question...

    Polaris Sportsman
    I'v got a 97 Polaris Sportsman 400 4x4 2 stroke. The engine is bad, got another engine, it's bad, got another engine it's ..... well bad. Can I put a 400 4-Stroke on this frame instead of a 2 stroke and if so what if anything do I have to change? Thanks, Mike P.S. Never have ridden the...
  5. How 'bout them tb 250's???

    ATV New Members
    Howdy, I'm new to the site, but like it already. I've got a 2000 trail blazer 250 without reverse and a 1996 trail blazer 250 without a gearbox, drive clutch (rear sheave has chunk missing from an over-zealous son) and missing rear brake rotor. Anybody ever do a motor swap from a '96-8 to a...
  6. 03 sportsman 700 carb engine for sale

    ATV Parts for Sale
    Complete Polaris sportsman 700 engine for sale Good compression. Has 273 hrs. Comes with carburetor, flywheel, stator, starter, exhaust Y, Temp sensor, thermostat, brand new oil filter and Polaris pure oil change kit. Asking $750. Call or text 9one8-eight2two-2three5five.
  7. Bent water pump shaft.

    ATV Repair and Maintenance
    Hope some one can help. I screwed up - I have a 99 Polaris Sportsman 500 that needed a new mechanical seal. Taking the old one out seemed pretty straight forward. I got the old one out and was pretty satisfied until I noticed I bent the water pump shaft. The first thing that went through my head...