2011-2013 for Polaris RZR S 800 4x4 PROX Engine Rebuild Kit 10.EK5805.C1
2011-2013 for Polaris RZR S 800 4x4 PROX Engine Rebuild Kit 10.EK5805.C1

2011-2013 for Polaris RZR S 800 4x4 PROX Engine Rebuild Kit 10.EK5805.C1

PROX

$1,143.72

Quantity

Manufacturer: Pro X
MPN: 10.EK5805.C1
Title: Engine Rebuild Kit


  • Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
  • All components were developed through extensive research and development on ProX’s in-house engine dyno
  • Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
  • Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
  • Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
  • Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
  • Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
  • More applications covered in fewer part numbers with versatile gasket kits and compression ratios
  • Available in A/B/C graded bore sizes

Fitment Chart

YearMakeModelPositionNotes
2013PolarisRZR 4 800 4x4--
2011-2014PolarisRZR S 800 4x4--