DESCRIPTION
Reinforces RZR Pro R cylinder heads for high-power use. Improves clamp load and head/gasket alignment. Direct OEM-style replacement with increased thread engagement for better durability.
ARP 2000 FEATURES:
- Strength-tested to 220,000 psi.
- Made in the U.S.A.
- Forged and heat-treated ARP 2000 material.
- Additional thread engagement versus stock studs.
- OEM-style design with improved strength and durability.
CUSTOM-AGED 625+ FEATURES:
- Strength-tested to a minimum of 260,000 psi.
- Made in the U.S.A.
- Custom-Aged 625+ alloy offers superior fatigue life, tensile strength, and toughness (typical 8470 chromoly stud ≈ 170,000 psi).
- Thread-rolled after heat treating for optimum fatigue strength.
- Additional thread engagement versus stock studs.
- OEM-style design with improved strength and durability.
FITMENT
2022+ Polaris RZR Pro R
INSTRUCTIONS
Manufactured by Evolution Powersports. Official specs and resources: EvoPowersports.com.
Product Disclaimers | Installation Instructions | Terms and Conditions











