PK1054 Std Piston Gasket Set for Yamaha Bruin 250 2005-2006

Wiseco Std Piston/Gasket Set for Yamaha Bruin 250

This Wiseco standard bore piston and gasket set is made for the Yamaha Bruin 250, offering a stock-size replacement piston with matching gaskets and OEM cross-reference PK1054 so you can rebuild the top end with confidence.

Overview

This Wiseco standard bore piston and gasket set is made for the Yamaha Bruin 250 and delivers the stock-size piston, rings, pin, clips, and gaskets needed for a top-end rebuild. Designed for riders and mechanics working on a worn or tired engine, this piston and gasket set restores compression and reliable performance. The standard bore size means no cylinder overboring is required when the cylinder is within spec.

Built For Performance

• Wiseco forged piston construction for strength under high heat and load
• Standard bore size for direct replacement on a serviceable cylinder
• Includes rings, wrist pin, and circlips for a complete top-end rebuild
• Gasket set included to seal the top end during reassembly
• Cross-references PK1054 for easy parts matching
• Balanced design to help maintain smooth engine operation

Fits These Machines

• for Yamaha Bruin 250, 2005
• for Yamaha Bruin 250, 2006

On-The-Job Use

• Top-end rebuilds after piston wear or ring fatigue
• Trail and utility riding on the Yamaha Bruin 250
• Routine engine maintenance and refresh projects
• Restoring compression on a tired or high-hour engine

Specs At A Glance

Good To Know

Q: Does this piston require cylinder machining? A: This is a standard bore piston, so machining is not required when the cylinder is within factory spec. Measure bore clearance and check for scoring before installation.

Q: Are gaskets included with this piston? A: Yes, this set includes the piston along with a matching gasket set for the top-end rebuild. Always verify the part number PK1054 against your machine before purchase.

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