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3.14
ENGINE
9923142 - 2011 RANGER RZR / RZR S / RZR 4 Service Manual
© Copyright 2010 Polaris Sales Inc.
10. Add Polaris Premium Antifreeze to the radiator filler neck
if the level goes down. If no bubbles are seen at the filler
neck, the system should be purged of air.
11. Stop the engine and let cool, top off the radiator filler neck
with coolant. If you hear or see a “glug” at the filler neck,
or there is a dropping of the coolant level, indicating that
coolant has been pulled into the system; Fill the recovery
bottle only after you have completely filled the cooling
system at the radiator filler neck.
12. Repeat this procedure, if overheating still occurs.
GENERAL ENGINE SERVICE
Engine Lubrication Specifications
Accessible Engine Components
The following components can be serviced or removed with the
engine installed:
• Starter Motor / Drive
• Cylinder Head
• Cylinder
• Piston / Rings
• Rocker Arms
• Water Pump
The following components require engine removal for service:
• Flywheel
• Alternator (Stator)
• Counterbalance Shaft or Bearings
• Gear Train Components
• Camshaft
• Oil Pump / Oil Pump Drive Gear
• Connecting Rod
• Crankshaft
• Crankshaft Main Bearings
•Crankcase
Oil Pressure Test
1. Remove blind plug/sender from left side of crankcase.
2. Insert a 1/8 NPT oil pressure gauge adaptor into the
crankcase and attach the gauge.
3. Start engine and allow it to reach operating temperature,
monitoring gauge indicator.
WARNING
Be sure to install the pressure cap before
shutting off the engine.
Coolant may spit out of the radiator.
=
Capacity: Approximately 2 U.S. Quarts (1.9 L)
Oil Type: Polaris PS-4 PLUS Synthetic
Filter Wrench: PU-50105 - 2.5” (64 mm)
- Oil Pressure Specification -
27-35 psi @ 6000 RPM, Polaris PS-4 PLUS
Synthetic, Engine at operating temperature.
Oil Pressure at Idle: 6 psi
Oil Pressure at 6000 RPM (Engine Hot):
Minimum: 27 psi
Standard: 31 psi
Maximum: 35 psi