234M07000 Wiseco Std Piston Kit 70.00mm for Yamaha DT250 1974-1979

Wiseco Std Piston Kit for Yamaha DT250

This Wiseco Std Piston Kit, cross-referenced under 234M07000, is a 70.00 mm standard bore piston assembly that restores compression and top-end performance in Yamaha DT250 engines.

Overview

This Wiseco Std Piston Kit brings a 70.00 mm standard bore piston to Yamaha DT250 rebuilds and refreshes. The kit delivers the matched piston and ring components needed to restore the top end of a tired motor. It suits riders and mechanics rebuilding 1974-1979 Yamaha DT250 engines.

Built For Performance

• Forged piston construction for strength under load
• Standard 70.00 mm bore size for factory-spec cylinders
• Matched ring set for proper sealing and compression
• OEM cross-reference 234M07000 for easy part lookup
• Built to handle sustained high-rpm off-road running

Fits These Machines

• for Yamaha DT250 1974
• for Yamaha DT250 1975
• for Yamaha DT250 1976
• for Yamaha DT250 1977
• for Yamaha DT250 1978
• for Yamaha DT250 1979

On-The-Job Use

• Top-end rebuilds on trail and enduro machines
• Restoring compression on high-mileage engines
• Routine piston replacement during cylinder service
• Fresh builds for vintage restoration projects

Specs At A Glance

Good To Know

Q: Does this kit include the piston rings? A: Yes, this Wiseco Std Piston Kit is supplied as a piston and ring assembly for a standard bore rebuild. Confirm ring end gap before final assembly.

Q: Will a 70.00 mm piston fit my cylinder? A: The 70.00 mm size is a standard bore piston and requires a cylinder measured at stock spec. Have your bore checked for wear before ordering.

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