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SPI .010 Over Bore Piston Kit for Polaris Widetrak LX 500 fits 1998-2011 72.25mm

SPI .010 Over Bore Piston Kit for Polaris Widetrak LX 500 fits 1998-2011 72.25mm

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SPI .010 Over Bore Piston Kit for Polaris Widetrak LX 500

This SPI .010 over bore piston kit replaces the original piston in Polaris Widetrak LX 500 models from 1998-2011, using a 72.25mm bore size. It is designed to restore engine performance and compression. This SPI .010 over bore piston kit is a direct fit for the specified Polaris engines.

Overview

The SPI .010 over bore piston kit is a high-quality aftermarket replacement for Polaris Widetrak LX 500 snowmobiles built between 1998 and 2011. It features a 72.25mm bore and is engineered to deliver reliable power and longevity. Whether rebuilding a worn engine or performing a top-end overhaul, this SPI .010 over bore piston kit provides the precision fit needed for optimal operation.

Built For Performance

  • Manufactured to SPI’s exacting tolerances for consistent performance
  • 0.010 over bore size (72.25mm) allows for cylinder resurfacing
  • High-strength aluminum alloy construction resists heat and wear
  • Includes piston, rings, and wrist pin for a complete rebuild
  • Precision-machined skirt reduces friction and noise

Fits These Machines

  • for Polaris Widetrak LX 500 (1998-2011)

On-The-Job Use

  • Used for engine rebuilds on Polaris Widetrak LX 500 snowmobiles
  • Ideal for restoring compression after high-mileage use
  • Commonly installed during top-end overhauls
  • Also suitable for performance rebuilds requiring a .010 over bore

Specs At A Glance

Bore Size 72.25mm (0.010 over)
Compatible Models Polaris Widetrak LX 500 1998-2011
Material Aluminum alloy

Good To Know

Q: Will this piston kit fit my Polaris Widetrak LX 500 if the cylinder has been bored more than .010? A: This kit is specifically for a .010 over bore. If your cylinder has been bored beyond that, you will need a different piston size.

Q: Does this kit include the piston rings and wrist pin? A: Yes, the kit comes complete with piston, rings, and wrist pin for a full replacement.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.

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Product Product subtotal Quantity Price Product subtotal
Solid Spare SPI .010 Over Bore Piston Kit for Polaris Widetrak LX 500 fits 1998-2011 72.25mm
SPI .010 Over Bore Piston Kit for Polaris Widetrak LX 500 fits 1998-2011 72.25mm
SPI .010 Over Bore Piston Kit for Polaris Widetrak LX 500 fits 1998-2011 72.25mm
$164.89/ea
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