The best valve spring kit on the market.

Polaris® RZR™ XP900 2013-2014
Polaris® Ranger™ 900 XP 2013-2015
Polaris® RZR™ 900 2015-2016
Polaris® RZR™ XP1000 2014
Polaris® RZR™ XP1000 2015-2020
Polaris® XP Turbo 2016-2020

• Lightweight heat treated Steel Retainer and Beehive Spring reduce reciprocating mass while providing the spring forces required for high performance boosted racing applications
• This kit is compatible with the OEM tappet lash adjustment system and the KPMI® shim conversion tappets
• This kit is designed for compatibility with the OEM basewasher & seal (OE# 3610212) or KPMI# 71048-8 (included in this kit)
• The KPMI® OEM style basewasher & seal included in this kit provide a premium and complete solution