Description
Engine Rebuild Kit for 2013–2024 Polaris Ranger / ACE 900
If your engine is worn out or showing signs of bottom end failure, this Polaris Ranger / ACE 900 Engine Rebuild Kit (2013–2024) gives you the core components to rebuild it right. This setup covers critical internal parts to restore strength, compression, and long-term reliability.
Custom Bearings Included
We do the bearing calculations for you!
This kit includes Custom Bearings specifically for your machine. After purchase, please call or text us at (801) 489-8697 and provide us with your case, rod and crank numbers so we can get you the bearings you need. Missing information may delay your order.
What This Kit Includes
- Oil seal set
- Timing chain
- Oil pump chain
- HD twin crankshaft
- Balance shaft bearings
- Forged connecting rods
- Complete gasket kit
- Complete bearing kit
- (2) Moly Upgraded pistons
Technical Support & Build Guidance
This kit is designed for a full internal rebuild, so proper bearing clearance and assembly are critical. Matching bearings to your block ensures correct oil clearance and long-term durability. From crankshaft installation to piston setup, every step matters.
For more rebuild tips, visit the REV6 blog. You can also browse parts in our Polaris parts catalog and explore more options in our Powersports Shop.
Warranty & Support
This kit is backed by a 1-year warranty, so you can rebuild with confidence. If you need help with fitment, installation, or selecting the right setup, reach out through our contact page or review full details on our warranty policy.
Fitment
Polaris Ranger / ACE 900 (2013–2024)
Take Action
Don’t wait for a full engine failure. Rebuild it now with trusted REV6 parts and get your machine back to work. Order today with fast, nationwide shipping.













