Polaris, 500 RMK All Snowmobiles >>> Snowmobiles by Polaris More details and ordering info. The Indy 500 RMK is equally at home in the mountains or in snow covered fields. Its liquid cooled case reed 500cc engine is paired with our Gen II chassis and our 136 x 1.5' deep lug track. It comes standard with a lot of features found on bigger machines like CRC, an Indy Select compression adjustable rear track shock, flatslide carburetors, running board and tunnel roll boot grips and a rolled chaincase for a lower center of gravity. User input on 500 RMK by Polaris: Be the first to submit input on this product Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines