Description

The Polaris Switchback 600 is a versatile snowmobile, but when top-end wear takes over, you’ll feel it fast. Throttle pull softens, cold starts take longer, and engine temps begin to climb. That’s why this Complete Engine Rebuild Kit gives you the essential parts required to bring your 600 CFI back to smooth, confident trail performance.

This rebuild package includes new Nikasil-plated cylinders, matched piston kits with rings and circlips, needle cage bearings, a full gasket kit with oil seals, and the correct water-pump mechanical seal. As a result, this parts kit helps restore compression and sharpen throttle response while reducing the odds of future top-end failures. If you’re deciding between kit options, many riders also check out our Switchback 600 Engine Rebuild Kit for comparison.

Every component is built for snow-play and long trail miles. Experienced Switchback riders know these sleds run best when the internal parts are fresh. For fitment or install help, our FAQ page gives quick answers.

All parts kits include our 1-year, no-questions-asked warranty. You can view the full policy in our warranty policy section. If you’re placing your first order, the Help Center walks you through shipping, rebuild prep and what to expect. For technical questions, our team is ready via the contact page. And riders who want additional snowmobile performance content can browse our blog for insights.

THIS KIT INCLUDES

• (2) New Nikasil Plated Cylinders — Replaces OEM #: 3021718
• (2) Piston Kits (rings, circlips, wrist pins) — Replaces OEM #: 2204122, 2203899
• (2) Needle Cage Bearings — Replaces OEM #: 3514365
• (1) Complete Gasket Kit (includes oil seals)
• (1) Water Pump Mechanical Seal — Replaces OEM #: 3610067

FITMENT

• 2007 Polaris Cleanfire Switchback 600
• 2008–2011 Polaris Switchback 600

Order your rebuild kit now and get your Polaris Switchback 600 ready for serious performance. Riders who serve or have served can also ask about the discounts we proudly offer.