Rebuilt to Restore the Factory Engine Performance

This Polaris Ranger 800 rebuilt engine for 2008–2010 models is built using restored with high quality components and precision machining. Each unit is assembled by experienced technicians and then double-checked to ensure long-term dependability. If you want an engine that holds up to hard work and everyday use, this is the upgrade your Ranger needs.

Engine Core Requirements

Send your original engine core or pay a refundable $800 core charge. If your core qualifies during inspection, we refund the charge in full. Need your replacement engine before sending your core? Learn about our Core Exchange Process.

This Engine Includes

• Standard No-Fault 1-year warranty with an optional 2-year No-Fault Warranty upgrade.
• All components are cleaned, dismantled, inspected and repaired as needed.
• We restore and reuse as many OEM parts as possible. We inspect and refurbish all OEM parts to guarantee high quality internals that keep your machine running reliably.
• Cylinder head inspected, cleaned, sandblasted, decked, rebuilt to manufacturer spec and undergoes a quality inspection.
• Valve guides inspected and replaced as needed.
• Valves and valve seats are recut/refaced to ensure tight seal, verified with vacuum test.
• Camshafts lobes and journals cleaned and polished, replaced as needed.
• Crankshaft is inspected and verified within OEM specs and, if needed, rebuilt with new rods.
• Crankshaft main journal bearings and balance shaft bearings are replaced with new high-babbitt coated bearings.
• Worn cylinders are replaced with refurbished and hone finished nikasil coated cylinders.
• Pistons replaced with new moly coated pistons and rings.
• Fully inspected engine cases, tested for journal wear, cracks, holes, or excessive wear.
• All gaskets and seals replaced.
• Engine assembled and torqued to manufacturer specifications.

Warranty & Support

Your rebuilt engine is backed by our 1-year warranty, with a 2-year no-fault upgrade available. For install details, fitment questions, or tech support, visit our Help Center or check the FAQ. Need direct assistance? Contact our team through the Contact Us page.

For extra tips and engine insights, explore the REV6 Blog or watch breakdowns and installation videos on our YouTube channel. Planning more upgrades? Check out our Engine Rebuild Kit Guide.

Thank you for choosing REV6 — your trusted source for high-performance powersports engines and parts. Proudly supporting U.S. veterans and servicemembers with special discounts.