Top End Rebuild Kit 88MM for Polaris Sportsman 400 4x4/HO (2003–2014) - 54-307-10

Includes: - Top End Rebuild Kit 88MM

Fits Models: - Polaris Sportsman 400 4x4, Polaris Sportsman 400 HO

Model Years: - 2003–2014

Submodels: - Common trims include 4x4, HO; chassis codes may vary; body style is ATV

Engine Options: - Common engine size is 400cc; engine code is typically 4-stroke, single-cylinder

Description: This Top End Rebuild Kit is designed specifically for the Polaris Sportsman 400 4x4 and HO models from 2003 to 2014. It includes all necessary components to restore engine performance, ensuring reliability and longevity.

Features: - Complete kit for top-end engine rebuild - Designed for 400cc Polaris Sportsman models - Includes gaskets, piston, rings, and necessary hardware - Commercial-grade materials for durability - Bolt-on installation for DIY enthusiasts

Part Number: 54-307-10