For HiSUN UTV 400 Cylinder Repair kit Piston Top End Gaskets MASSIMO Engine

Cylinder Repair Kit for HiSUN UTV 400

This cylinder repair kit for HiSUN UTV 400 delivers a piston, top end gaskets, and cylinder components to rebuild your engine top end.

Overview

This cylinder repair kit for HiSUN UTV 400 provides the piston, top end gaskets, and related components needed to refresh a worn engine. Built for riders servicing their HiSUN UTV 400 or MASSIMO engine, this top end kit restores compression and reliable power. It is a practical solution for anyone rebuilding a tired 400cc single.

Built For Performance

• Complete top end kit with piston and gaskets for a full upper engine refresh
• Precision-machined piston for consistent fit and sealing
• Gasket set designed to seal the cylinder and head interface
• Direct replacement for worn or damaged top end components
• Suited to 400cc HiSUN and MASSIMO engine platforms

Fits These Machines

• for HiSUN UTV 400
• for MASSIMO 400

On-The-Job Use

• Rebuilding a smoking or low-compression 400cc UTV engine
• Routine top end service on a HiSUN UTV 400
• Restoring power after piston or ring wear
• Workshop repairs on MASSIMO 400 machines

Specs At A Glance

Good To Know

Q: What does this cylinder repair kit include? A: It includes a piston and top end gasket set to service the upper engine of a 400cc HiSUN or MASSIMO UTV. Confirm your exact model and engine before ordering.

Q: Do I need to check my engine size first? A: Yes, this kit is built around the 400cc platform, so verifying your displacement and serial number avoids a wrong fit. Measure before you buy.

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