Description
Master Engine Rebuild Kit for 2015–2016 RZR 900
This Master Engine Rebuild Kit for the 2015–2016 Polaris RZR 900 includes the major internal components required to rebuild both the top end and bottom end. When compression drops, bearings wear, or rotating assemblies show fatigue, this kit allows you to perform a full internal refresh.
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
- New Cylinder
- HD Twin Crankshaft
- Forged Connecting Rods
- (2) Moly Upgraded Pistons
- (4) Intake Valves
- (4) Exhaust Valves
- Complete Bearing Kit
- Balance Shaft Bearings
- Oil Seal Set
- Timing Chain
- Oil Pump Chain
- Complete Gasket Kit
First, the heavy-duty crankshaft and forged rods restore rotating assembly strength. Next, new pistons and valves reestablish compression and airflow. In addition, fresh bearings, chains, and seals help maintain proper oil clearance and timing accuracy.
Warranty & Support
This kit includes a 1-year parts warranty. If you are only servicing the upper assembly, see our RZR 900 Master Top End Rebuild Kit. For coverage details, review our warranty policy. If you need help confirming fitment, visit our contact page.
Fitment
Polaris RZR 900
2015–2016 Models
Take Action
Rebuild your RZR 900 engine completely with matched top and bottom end components. Order today with nationwide shipping.
Veterans and active servicemembers qualify for available discounts. Thank you for your service.













