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Evolution Powersports LLC

EVP Head Stud Kits for Polaris RZR Pro R

EVP Head Stud Kits for Polaris RZR Pro R

Regular price $599.00 USD
Regular price Sale price $599.00 USD
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DESCRIPTION

If you want your RZR Pro R to make reliable big power, reinforcing the cylinder heads is a must. Avoid premature head gasket wear or failure with EVP ARP Head Stud Kits that offer significantly improved clamp loads, and proper alignment of the head and gasket for more consistent/accurate torque loading. Whether you opt for the ARP 2000 or Custom-Aged 625+ alloy, both are designed to mimic the OEM design but with more thread engagement for a seamless direct replacement that delivers far superior durability.

ARP 2000 FEATURES:

  • ARP 2000: Strength-tested to 220,000 psi.
  • Made in the U.S.A.
  • Constructed from forged and heat-treated ARP 2000 material
  • Additional thread engagement compared to other studs
  • Mimics OEM design with significantly improved overall 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+ super alloy has superior fatigue cycle life, tensile strength and toughness (comparison: typical 8470 chromoly stud is roughly 170,000 psi.)
  • thread-rolled after heat treating to provide optimum fatigue strength
  • Additional thread engagement compared to other studs
  • Mimics OEM design with significantly improved overall strength and durability

    FITMENT

    2022+ Polaris RZR Pro R

    INSTRUCTIONS

    EVP HEAD TUDS FOR PRO R

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