ProX Top End Rebuild Kit

Item: 421238

$205.97 – $288.42

Select Your Vehicle - Fitment Guaranteed

ProX Top End Rebuild Kit


  • Includes piston kit, and a complete engine gasket kit
  • All components are made to exceed OEM specifications
Specification Details
Bore Stock
Compression Ratio Stock
Country of Origin Japan
Displacement Varies (make selection above)

Vehicle Fitment


Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.

Arctic Cat
  • CF8 2010
  • F 800 2013
  • M 6000 2017-2019
  • M 6000 Sno Pro 2017
  • M 8000 2014-2015, 2018
  • M 8000 Mountain Cat 2018
  • M 8000 Sno Pro 2018
  • M8 2010-2011
  • Norseman 6000 2018
  • Pantera 6000 2018
  • Riot 6000 2021-2022
  • Riot 8000 2020
  • Riot X 8000 2020
  • XF 6000 Cross Country 2017-2019
  • XF 6000 Crosstour 2018
  • XF 6000 Crosstrek 2017-2018
  • XF 6000 High Country 2017-2019
  • XF 8000 Cross Country 2018-2019
  • XF 8000 Crosstrek 2018
  • XF 8000 High Country 2018-2019
  • ZR 600 2024
  • ZR 600 R-XC 2024-2025
  • ZR 6000 2017-2022
  • ZR 6000 LXR 2017
  • ZR 6000 R SX 2018-2019
  • ZR 6000 R XC 2017-2021, 2023
  • ZR 6000 RR 2017-2019
  • ZR 6000 Sno Pro 2017-2019
  • ZR 8000 2018-2019
  • ZR 8000 El Tigre 2018
  • ZR 8000 LXR 2014-2017
  • ZR 8000 RR 2018-2019
  • ZR 8000 Sno Pro 2014-2016, 2018-2019
  • ZR 8000 Sno Pro RR 2014-2016
Lynx
  • Boondocker 800R 2013
  • Boondocker DS 850 2022
  • Rave RE 850 2022
Polaris
  • 600 Dragon Switchback 2009-2010
  • 600 IQ HO 2007
  • 600 IQ LX 2007-2008
  • 600 IQ LXT 2011-2015
  • 600 IQ Shift 2010-2012
  • 600 IQ Touring 2007-2010
  • 600 Indy 2013-2015
  • 600 Indy Voyager 2014-2016
  • 600 RMK 2008, 2010, 2012-2015
  • 600 RMK Shift 2009
  • 600 Switchback 2007-2014
  • 600 Switchback Adventure 2016-2019
  • 800 Indy SP 2014-2016
  • 800 Indy XC 2019-2020
  • 800 Indy XCR 2020
  • 800 Pro-RMK 2013-2015, 2017-2020
  • 800 RMK 2011-2012
  • 800 RMK Assault 2011-2019
  • 800 RMK Khaos 2020
  • 800 RMK SKS 2017
  • 800 Rush 2011-2013
  • 800 Rush Pro-R 2011-2014
  • 800 Rush Pro-S 2015-2020
  • 800 Rush Pro-X 2016-2018
  • 800 Rush XCR 2017-2018
  • 800 Switchback 2012-2014
  • 800 Switchback Adventure 2014, 2017-2019
  • 800 Switchback Assault 2011-2016, 2019
  • 800 Switchback Pro-R 2012-2014
  • 800 Switchback Pro-S 2015-2020
  • 800 Switchback Pro-X 2017-2018
  • 800 Switchback XCR 2018, 2020
  • 800 Titan Adventure 2018-2023
  • 800 Titan SP 2018-2021
  • 800 Titan XC 2018-2022
  • 850 Indy Adventure 2020-2023
  • 850 Indy VR1 2021-2025
  • 850 Indy XC 2020-2024
  • 850 Indy XCR 2020, 2022-2025
  • 850 Pro-RMK 2019-2020
  • 850 Pro-RMK Matryx 2022
  • 850 Pro-RMK Matryx Slash 2022-2023
  • 850 RMK Khaos 2020
  • 850 RMK Khaos Matryx Slash 2022-2023
  • 850 Rush Pro-S 2019-2020
  • 850 Rush XCR 2019
  • 850 SKS 2019-2020
  • 850 Switchback Assault 2019-2025
  • 850 Switchback Pro-S 2019-2020
  • 850 Switchback XC 2022-2024
  • 850 Switchback XCR 2019-2020
  • Patriot Boost Indy VR1 Dynamix 2025
  • Patriot Boost Pro-RMK Slash 2023
  • Patriot Boost RMK Khaos Matryx Slash 2022
Ski-Doo
  • Backcountry 850 2019-2023
  • Backcountry X-RS 850 Turbo R 2025
  • Expedition 600 2011-2017
  • Expedition 850 2023-2025
  • Expedition TUV 600 2005-2009
  • Expedition Xtreme 850 2020-2025
  • Freeride 850 2018-2025
  • GSX 600 2004-2015
  • GSX 800 2004-2007
  • Grand Touring 600 2010-2018
  • Legend 600 2004
  • Legend 800 2004
  • Legend GT 800 2004
  • MXZ 600 2007-2010
  • MXZ 800 2003, 2007
  • MXZ 800R 2008-2009, 2011
  • MXZ 850 2017-2021
  • MXZ Adrenaline 600 2007
  • MXZ Adrenaline 800 2007
  • MXZ Adrenaline 850 2025
  • MXZ Blizzard 600 2007
  • MXZ Blizzard 800 2007
  • MXZ Renegade 600 SDI 2007-2008
  • MXZ Sport 600 2003
  • MXZ TNT 600 2010
  • MXZ Trail 600 2003-2005
  • MXZ X-RS 600 2007, 2010-2013
  • MXZ X-RS 800 2007
  • Renegade 850 2017-2021
  • Renegade Adrenaline 600 2010-2018
  • Renegade Adrenaline 800R E-TEC 2013-2016
  • Renegade Adrenaline 850 2017-2023
  • Renegade Backcountry 600 2010-2018
  • Renegade Backcountry 800R E-TEC 2013-2017
  • Renegade Enduro 850 2024-2025
  • Renegade X-RS 800R 2015-2017
  • Skandic SUV 600 2008
  • Summit 800 2001-2002
  • Summit 800R 2007-2010, 2013-2017
  • Summit 850 2017-2025
  • Summit SP 800R 2013-2017
  • Summit SP 850 2017-2023
  • Tundra Xtreme 600 2012-2020

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Questions & Answers


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