374M06600 Wiseco Std Piston Kit for Yamaha IT175 YZ175 1976-1981 66mm

Wiseco Std Piston Kit for Yamaha IT175 & YZ175

This standard bore piston kit by Wiseco for Yamaha IT175 and YZ175 models measures 66.00 mm, referencing part number 374M06600 for easy identification.

Overview

This Wiseco piston kit for Yamaha IT175 and YZ175 delivers a standard bore replacement for top end rebuilds. The 66.00 mm piston kit for Yamaha restores original compression in worn engines. It suits riders and mechanics working on 1976-1981 two-strokes who want a reliable standard piston kit for Yamaha machines.

Built For Performance

• Forged piston construction for durability under load
• Standard 66.00 mm bore for stock cylinder dimensions
• Kit includes piston, rings, wrist pin, and circlips
• Engineered for two-stroke performance
• Machined for consistent fit and sealing

Fits These Machines

• for Yamaha IT175 1976-1981
• for Yamaha YZ175 1976-1981

On-The-Job Use

• Top end rebuilds on vintage motocross bikes
• Restoring compression on worn two-stroke engines
• Routine maintenance for trail and enduro riders
• Stock bore replacement after cylinder inspection

Specs At A Glance

Good To Know

Q: Does this kit require cylinder boring? A: No, this is a standard bore piston, so it fits stock cylinder dimensions provided the bore is within specification.

Q: What is included with this piston kit? A: The kit includes the piston, rings, wrist pin, and circlips, and you should verify ring end gap and clearance before assembly.

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