Polaris, 600 RMK All Snowmobiles >>> Snowmobiles by Polaris More details and ordering info. The Indy 600 RMK soars with a new variable exhaust engine that's nine pounds lighter and has seven more horsepower. The Indy 600 RMK has digital CDI, a Throttle Position Sensor, a fuel selector switch and 38mm flatslide carbs to give it a quicker throttle response and rock solid reliability. It has the new EDGE? chassis and EDGE? RMK deep snow rear suspension this year with a compression adjustable Indy Select rear track shock and almost 14' of rear travel. With its 136' track and all of our mountain machine features, including adjustable rear suspension tunnel mounting positions for changing riding conditions, the Indy 600 RMK puts you on top of the world. User input on 600 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