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Engine Choices for Every Rider

The Polaris family of engines delivers a wide range of options across each sled family so that you can feel confident control wherever and whenever you ride.

NEW Patriot Turbo Boost

Introducing the All-New Patriot Boost

The Turbocharged Heart of the Factory Mod. From the very first sketch, the Patriot 850 was designed for the Patriot Boost turbocharger system. Class-leading durability is a hallmark of the Patriot 850, with the Patriot Boost taking it to the next level.

Explore All Engine Options

850 Patriot Engine

Patriot Boost

The all-new revolutionary Patriot Boost produces more power from sea level to the mountain peak.

650 Patriot Engine

650 Patriot

The 650 Patriot engine delivers instant throttle response, exceptional efficiency, and ferocious acceleration.

850 Patriot Engine

850 Patriot

The 850 Patriot engine was designed from the ground up for class-leading durability, unrivaled acceleration, and the industry's best power-to-weight.

600 Cleanfire Engine

600 Cleanfire

The 600 Cleanfire engine is part of the Polaris family of Liberty engines built in the USA. This engine is a 600cc, liquid-cooled, SDI engine that provides proven reliable performance, instant acceleration, easy starting, and great response.

800 Cleanfire Engine

800 Cleanfire

The 800 Cleanfire is part of the Polaris family of Liberty engines built in the USA. This engine was developed in conjunction with the AXYS platform to deliver ultimate responsiveness, performance and quality with class-leading power-to-weight.

550 Fan Engine

550 Fan Cooled

Proven, durable, fan-cooled snowmobile engine provides reliable performance at a great value.