Description

Give your Outlander’s motor a tuned-up core with the REV6 Engine Refresh Kit for 2016–2025 models. You get essential internal parts to bring your engine’s internals back to spec — improving reliability and smoothness.

All components are made to factory tolerances and undergo quality checks prior to shipping. As a result, your engine will run smoother and hold up longer. The kit includes a full gasket set, bearings, piston ring kits, seals, and cam chains. Each kit ships nationwide with a 1-year warranty, and you can opt for a 2-year no-fault upgrade. With REV6’s experience in Powersports engines and parts, these are parts built to last.

Want torque specs, clearances, or install help? Explore the REV6 Blog for detailed guides or check our FAQ section. If you’re stuck, you can always reach out via the Contact page. Therefore, whether this is a mid-life refresh or full internal tuning, this kit gives you the components you need.

This Kit Includes:

• (1) Complete Gasket Kit — Replaces OEM#: 420684167
• (2) PTO Bearings — Replaces OEM#: 420233995
• (2) Main Case Bearings — Replaces OEM#: 4202233960
• (2) Case Bearings — Replaces OEM#: 420233965
• (1) Oil Seal Set — OEM-matched
• (2) Cam Chains — Replaces OEM#: 420297063
• (1) Water Pump Seal — OEM-matched
• (2) Piston Ring Kits — Replaces OEM#: 420686314

Take Action

Order your Engine Refresh Kit today and restore your Outlander 850’s internals. For warranty terms, check our warranty policy or our core return program.

If you want flexible payments or need help, explore our financing options or check our Help Center. Because your rebuild matters, we support you from order to install.

Thank you for choosing REV6 — trusted by riders who expect precision, durability, and performance from their Powersports engines and parts. We proudly support veterans and servicemembers with exclusive discounts as our way of saying thanks.