Top End Gasket Set for Yamaha GP 1800 2017-2018

Top End Gasket Set for Yamaha GP 1800

This top end gasket set for Yamaha GP 1800 provides the seals and gaskets needed to reseal the upper engine during a rebuild or refresh.

Overview

This top end gasket set is built for the Yamaha GP 1800 and supplies the gaskets required to seal the cylinder head, base, and related upper engine surfaces. Riders and mechanics use this top end gasket set when reassembling a 2017-2018 GP 1800 after top end service. It is intended for those carrying out a head gasket replacement or full upper engine reseal on the Yamaha GP 1800.

Built For Performance

• Seals the cylinder head and cylinder base to help maintain proper compression
• Cut to match the GP 1800 upper engine mating surfaces
• Withstands the heat and pressure of marine engine operation
• Supports a clean reseal during top end rebuilds
• Packaged as a complete set for the upper engine assembly

Fits These Machines

• for Yamaha GP 1800 (2017)
• for Yamaha GP 1800 (2018)

On-The-Job Use

• Top end rebuilds and refreshes on personal watercraft
• Head gasket replacement after overheating or compression loss
• Cylinder and head reassembly during engine service

Specs At A Glance

Good To Know

Q: What does a top end gasket set include? A: It typically covers the gaskets needed to reseal the cylinder head and base of the upper engine. Confirm the exact contents against your parts diagram before ordering.

Q: Do I need to replace all gaskets at once? A: Replacing the full set during a top end job helps prevent leaks and repeat teardowns. Inspect surfaces and torque to specification on reassembly.

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