Revitalize Your Polaris Sportsman 500 with a Complete Top End Rebuild Kit
Restore performance and power to your Polaris Sportsman 500 with this high-quality, stock bore size top end cylinder rebuild kit from 50 Caliber Racing. Engineered to meet OEM specifications, this kit includes everything you need to bring your engine back to life, ensuring a reliable and smooth ride for years to come.
Bolt-On InstallationEasy to install, no complex modifications needed.
OEM SpecificationsManufactured to exact factory standards for a perfect fit.
Complete KitIncludes all necessary gaskets and components for a full rebuild.
Increased LongevityBreathe new life into your engine for extended performance.
What’s in the Box
✓ Timing Chain TensionerKeeps your timing chain properly tensioned.
✓ CylinderHigh-quality replacement cylinder.
✓ PistonPrecision-engineered piston.
✓ Piston Ring KitComplete set for optimal sealing.
✓ Wrist PinConnects piston to connecting rod.
✓ CirclipsSecurely holds piston pin.
✓ Gasket KitComprehensive gasket set for a leak-free seal.
Why Riders Upgrade
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Precision Fitment
Engineered to exact OEM specifications for a trouble-free installation.
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Reliable Performance
Restore lost horsepower and torque for a responsive ride.
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Cost-Effective Solution
A more affordable way to rebuild your engine compared to buying a whole new ATV.
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Easy Installation
Designed for straightforward DIY installation, saving you time and money on labor.
In Stock & Ready To Ship
Processing: Packed with care before shipment
Tracking: Sent when shipped
Confirmation: Sent after checkout
Although rare, some delays may occur. We’ll keep you updated every step of the way.
Top End Rebuild Kit vs. Stock or Generic Options
STOCK TOP END COMPONENTS
✗ Often single component replacement, requiring additional purchases.
✗ May not meet OEM specifications, leading to fitment issues.
✗ Quality can be inconsistent, affecting engine longevity.
✗ Rebuild may be incomplete, requiring more parts.
✗ Less focused on comprehensive engine restoration.
⚡ 50 CALIBER RACING TOP END KIT
✓ Complete Kit
✓ OEM Specifications
✓ High-Quality Components
✓ Ensures Full Engine Rebuild
✓ Restores Optimal Performance
Common Questions
What is a top end rebuild kit?
A top end rebuild kit typically includes the cylinder, piston, piston rings, wrist pin, and circlips, along with all necessary gaskets to replace the components at the top of your engine.
Does this kit fit my Polaris Sportsman 500?
This kit is designed to fit Polaris Sportsman 500 models from 1996 to 2013. Please verify your specific model year.
Do I need special tools to install this kit?
While basic mechanical skills are required, the kit is designed for straightforward installation. Standard ATV repair tools should suffice.
How difficult is installation?
This kit is designed to be bolt-on and can be installed by anyone with basic mechanical skills who is comfortable working on their ATV.
What Riders Are Saying
This kit was exactly what I needed to get my old Sportsman running like new again. Installation was straightforward, and the quality seems excellent. Highly recommend!
— John D., Ohio
Great value for the price. All the parts were there, and it fit perfectly. My Polaris is back in action and running strong thanks to this rebuild kit.
— Sarah P., Montana
Restore Your Polaris's Power Today!
Get your Polaris Sportsman 500 back to its peak performance with this complete top end rebuild kit.
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