Description

Polaris Scrambler and Sportsman 850 Engine Sleeve Replacement Kit

This Polaris Scrambler/Sportsman 850 Engine Sleeve Replacement Complete Kit gives you the key replacement parts needed when your cylinders need sleeve work and your rebuild needs the right matching parts to go with it. With sleeves, pistons, bearings, seals, gaskets, and O-rings in one package, this kit helps simplify the job and keep your build on track.

These 87mm stock replacement steel cylinder sleeves bore back to OEM tolerances, so they are a solid fit for riders, mechanics, and shops rebuilding Polaris 850 engines. REV6 also backs this kit with a 1-year warranty and offers nationwide shipping.

What This Kit Includes

• Quantity 2 new cylinder sleeves (87mm)
• Quantity 2 upgraded moly stock bore pistons
• Complete gasket kit
• Main bearings & seal kit
• Complete O-ring kit

Technical Support & Build Guidance

If you are comparing rebuild options before you buy, check out our engine rebuild kit guide. It helps explain the difference between kit levels, so you can choose the right parts for your machine and your budget.

Because this kit includes pistons, our piston and ring installation guide is another helpful resource during assembly. If you need more Scrambler parts and rebuild options, browse our Scrambler 850 parts and kits.

Warranty & Support

REV6 backs this rebuild kit with a 1-year warranty on parts. For coverage details, read our warranty policy. If you need help with fitment, shipping, or choosing the right replacement parts, visit the Help Center or contact our team.

Fitment

Fits the following models:

• Sportsman 850 (All Models)
• Scrambler 850 (All Models)

Take Action

When your Polaris 850 needs sleeve replacement parts that match the rest of the rebuild, this kit is ready to go to work. Pick up this REV6 sleeve replacement kit today and use nationwide shipping to keep your project moving.