Namura Standard Bore Size A Top End Kit for Polaris 2011-2014 Sportsman 800 80mm

Namura Standard Bore Size A Top End Kit for Polaris

This top end kit from Namura is a direct replacement for Polaris Sportsman 800 engines from 2011 to 2014, featuring a standard bore size of 80mm.

Overview

The Namura Standard Bore Size A Top End Kit provides all necessary components to rebuild the top end of a Polaris Sportsman 800 ATV engine. It includes a piston, rings, wrist pin, and cylinder gaskets, ensuring a complete overhaul for 2011-2014 models. Designed to restore compression and performance in Polaris Sportsman 800 engines.

Built For Performance

• Precision-cast aluminum piston for lightweight strength
• Moly-coated rings reduce friction and improve sealing
• Complete gasket set included for a proper seal
• Matched to OEM tolerances for direct fitment
• High-strength wrist pin for reliable operation

Fits These Machines

• for Polaris Sportsman 800 (2011-2014)

On-The-Job Use

• Rebuilding the top end of Polaris Sportsman 800 ATVs
• Restoring engine power after high mileage
• Performing a top-end overhaul during maintenance
• Replacing worn pistons and rings in utility ATVs
• Ensuring reliable operation for trail riding or work

Specs At A Glance

Good To Know

Q: What components are included in the top end kit? A: It includes a piston, rings, wrist pin, and cylinder gaskets. Some kits may also include a cylinder head gasket.

Q: Will this kit fit a Polaris Sportsman 800 with electronic fuel injection? A: It is designed for standard bore 800cc engines from 2011-2014, which includes both carbureted and EFI models, but verify the specific engine code.

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