Polaris RZR XP 900 / 1000 / Turbo KPMI High-Tensile Steel Cylinder Stud Kit

🛠️ Description
Upgrade your Polaris engine with the Kibblewhite Precision Machining (KPMI) High-Tensile Steel Cylinder Stud Kit, engineered for extreme performance and reliability under high-boost and high-RPM conditions. These precision-machined studs deliver far superior clamping strength compared to OEM hardware, ensuring consistent head gasket sealing even in turbocharged or big-bore builds.

✅ What’s Included

• Complete KPMI H.T. Steel Cylinder Stud Kit

• Premium 8740 heat-treated studs

• Matching hardened washers and 12-point nuts

• Packaged ready for installation

📦 Fitment
Compatible with:

• 2011 – 2021 Polaris RZR XP 900 / XP 1000 / XP Turbo / XP 4 1000 / XP Turbo EPS / LE EPS / Jagged X

• 2013 – 2015 Polaris Ranger XP 900 / XP 900 EPS

• Works with all factory cylinder heads and most aftermarket big-bore kits

🛡️ Warranty Info

• Genuine Kibblewhite Precision Machining Inc. (KPMI) product

• Designed and manufactured in the USA

• Backed by manufacturer’s limited warranty against defects

🔑 Key Features

• Made from 8740 premium-grade alloy steel, 180,000 psi yield strength

• Threads rolled after heat-treating to maximize fatigue life

• Slight interference-fit case threads maintain torque at high temperatures

• Centerless-ground for perfect concentricity and even clamping

• Black oxide finish for corrosion resistance and a clean factory look

• Ideal for high-compression, turbo, and racing engines

💲 Price & SKU
Retail Price: $152.95
SKU: 191-88002 / 82-83550
Estimated Shipping Weight: 3.75 lb
Handling Time: Ships next business day