616M05400 Wiseco Std Piston Kit 54.00 mm for Kawasaki KX125 1992

Wiseco Std Piston Kit for Kawasaki KX125

This Wiseco standard piston kit for Kawasaki KX125 restores top-end compression with a 54.00 mm bore size, cross-referenced under part number 616M05400.

Overview

This Wiseco std piston kit for Kawasaki KX125 is a 54.00 mm top-end replacement built to bring compression and power back to a worn two-stroke engine. The kit carries Wiseco part number 616M05400 and is intended for riders and mechanics rebuilding a 1992 KX125. Installing a fresh Wiseco std piston kit for Kawasaki KX125 helps restore throttle response and reliable combustion.

Built For Performance

• 54.00 mm standard bore size that matches the stock cylinder diameter
• Forged piston construction for strength under high-rpm two-stroke loads
• Wiseco reference number 616M05400 for easy cross-checking against the original
• Includes piston, rings, wrist pin, and circlips for a complete top-end refresh
• Designed for the 1992 Kawasaki KX125 engine platform

Fits These Machines

• for Kawasaki KX125 1992

On-The-Job Use

• Top-end rebuilds on a 1992 KX125 after piston wear or scoring
• Routine motocross maintenance when compression drops
• Restoring a tired two-stroke engine before race season
• Shop or home garage rebuilds where stock bore size is retained

Specs At A Glance

Good To Know

Q: Does this kit include rings and a wrist pin? A: Yes, this Wiseco top-end kit ships with the piston, rings, wrist pin, and circlips needed for installation. Q: Do I need to recheck cylinder clearance before installing? A: Always measure cylinder bore and clearance against Wiseco specs before assembly, since a worn or oversized cylinder may need machining or a different piston size.

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