Wiseco 643M04800 Dirt Bike Piston, 1.0 mm Oversize

WISECO ATV-DIRT BIKE PISTONS.

All Wiseco 4 cycle pistons come complete with rings, wrist pins and circlips.

Only Wiseco replacement ring sets can be used on Wiseco pistons.

All Wiseco 2 cycle pistons are supplied with rings and circlips.

Wiseco 2 cycle pistons are not supplied with a wrist pin unless noted in the description.

Upgrade your dirt bike engine with the Wiseco 643M04800 Dirt Bike Piston, designed for dependable performance in demanding off-road applications. This piston features a 1.0 mm oversize configuration, making it suitable for properly machined cylinder applications that require increased bore clearance. Wiseco is recognized for precision-engineered powersports components built to support performance, durability, and consistent engine operation.

The Wiseco 643M04800 piston is manufactured for riders, technicians, and engine builders seeking a reliable replacement or performance-oriented rebuild component. Its application-specific design helps support proper fitment when matched with the correct cylinder preparation, piston rings, wrist pin, and related hardware. Always verify engine compatibility and follow the manufacturer’s installation procedures before assembly.

Feature: 1.0 mm oversize piston design for compatible dirt bike engine rebuilds
Feature: Wiseco engineering for dependable powersports performance
Feature: Precision replacement component for properly prepared cylinders
Feature: Part number 643M04800 for easy identification and fitment verification
Feature: Sold as one piston

For best results, confirm the required bore size, compression configuration, ring package, and application specifications before purchase or installation. Professional inspection and measurement of the cylinder are recommended to ensure the correct piston-to-wall clearance. The Wiseco 643M04800 combines application-focused design with trusted aftermarket engine-component manufacturing for riders who demand reliable service from their dirt bike powerplant.

Features:

• 1.0 mm oversize piston design for compatible dirt bike engine rebuilds
• Wiseco engineering for dependable powersports performance
• Precision replacement component for properly prepared cylinders
• Part number 643M04800 for easy identification and fitment verification
• Sold as one piston