Wiseco 4163M09000 12:1 Piston for Honda XR500 and XL500 1979-1982

Forged from high-silicon aluminum alloy for maximum strength and dependability.

Innovative forging design and piston skirt provide maximum horsepower and torque.

Wiseco High-Performance piston kits are priced with piston, rings, pins and circlips (unless noted otherwise).

Oversize pistons require cylinder sleeving.

Upgrade the top-end performance of your classic Honda motorcycle with the Wiseco 4163M09000 piston. Designed for Honda XR500 and XL500 models from 1979 through 1982, this high-compression piston delivers a 12:1 compression ratio for improved combustion efficiency and responsive power. The piston is identified by Wiseco’s 3544XC piston series and is engineered as a direct-fit replacement for compatible applications.
Wiseco is recognized for producing performance-focused engine components built to support demanding riding conditions. The 4163M09000 piston is suitable for restoration projects, engine rebuilds, and performance upgrades where dependable fitment and increased compression are desired. Its application-specific design helps simplify installation while maintaining compatibility with the original Honda engine platform.
Verify your motorcycle model, model year, bore configuration, and required supporting components before ordering. Proper installation should include inspection of the cylinder, piston clearance, rings, wrist pin, clips, and related top-end components. Follow the manufacturer’s service procedures and break-in recommendations to help ensure reliable performance and long service life. This Wiseco piston is supplied as an individual unit and is intended for use with the appropriate compatible parts for the selected Honda XR500 or XL500 application.

Features:

• Brand: Wiseco

• Part Number: 4163M09000

• Piston Series: 3544XC

• Compression Ratio: 12:1

• Application: Honda XR500 and XL500

• Model Years: 1979-1982

• Product Type: Replacement performance piston

• Unit of Measure: Each