ARP625+ Polaris RZR Head Stud Kit

Upgrade your engine’s clamping strength with the ARP625+ Polaris RZR head stud kit, engineered for high-performance and high-boost turbo builds. Made from ARP625+ Custom Age material and rated at an impressive 280,000 psi, these studs deliver significantly greater clamp load than standard head bolts.

Unlike factory head bolts that can twist during torqueing, ARP625+ head studs provide more accurate and consistent torque loading. This ensures improved head gasket sealing, better cylinder head alignment, and increased durability under extreme boost and high-output applications.

For serious builders pushing horsepower limits, this Polaris RZR ARP625+ head stud kit is the recommended upgrade for reliability and long-term engine integrity.

Features

• Manufactured from ARP625+ Custom Age material
• Rated to 280,000 psi tensile strength
• Superior clamp load over factory head bolts
• More accurate and consistent torque loading
• Reduces bolt twist during installation
• Improves head and gasket alignment
• Designed for high-boost turbo applications
• Ideal for performance engine builds

Fitment

Fits Polaris RZR models:

• XP1000
• XP Turbo
• XP Turbo S
• Pro XP
• Turbo R
• Pro S
• RS1

Best For

• High-boost turbo builds
• Big horsepower Polaris RZR engines
• Performance engine rebuilds
• Head gasket reliability upgrades
• Race and competition applications

FAQs

Why choose ARP625+ over standard studs?
ARP625+ material offers higher tensile strength (280,000 psi) and improved clamping force for high-output builds.

Are these necessary for stock boost levels?
They are recommended primarily for high-boost or high-horsepower applications, but can be used in stock rebuilds for added reliability.

Do studs perform better than bolts?
Yes. Head studs provide more consistent torque loading and better alignment compared to bolts, which can twist during installation.

What models does this fit?
This kit fits XP1000, XP Turbo, XP Turbo S, Pro XP, Turbo R, Pro S, and RS1 models.