Polaris RZR 900XP Engine Rebuild Part 1: Seat Removal & Fluid Drain

Welcome to the first and easiest part of our Polaris RZR 900XP engine rebuild series.

The first step in rebuilding a Polaris RZR side-by-side engine is to get the seats off and drain out the UTV’s fluids. Watch our Polaris RZR 900 Engine Rebuild Part 1 video above and follow the steps detailed below to remove the RZR’s seats and drain its fluids. Use our Polaris RZR 900 exploded parts diagrams for additional reference. 

Tools Needed – Polaris RZR 900 Seat Removal and Fluids Drain

  • Ratchet
  • 10mm socket
  • Pliers
  • Drain pan

Polaris RZR 900XP seat removal

Preparing the Polaris RZR 900XP for Engine Removal

Step 1. Remove the seats by releasing the lever behind them and lifting them out.

Polaris RZR 900 seat removal

Step 2. Disconnect the battery. 

NOTE: You can remove the battery or leave it in the chassis.

Polaris RZR seat removal

Step 3. Drain the engine oil by removing the drain bolt from the bottom of the engine.

Polaris RZR oil drain plug

Step 4. Drain the radiator by removing the lower hose from the bottom of the radiator. Reattach the hose once the radiator has drained and you’re done.

Polaris RZR 900 XP fluids drain

PRO TIP: Hold the drain pan right beneath the radiator to prevent the coolant from spilling onto the floor.

The next stage in our Polaris RZR 900 engine rebuild project is to remove the roll cage and the cargo bed from the machine.


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