Compression Piston 10.5:1 for Yamaha YFM400 (2000-2008)

Includes: - 10.5:1 Compression Piston

Fits Models: - Yamaha YFM400

Model Years: - 2000–2008

Submodels: - Common trims include the YFM400F and YFM400R; body style is ATV.

Engine Options: - 400cc engine, typically designated as the YFM400 engine.

Description: This high-performance 10.5:1 compression piston is designed specifically for the Yamaha YFM400 ATV models from 2000 to 2008. It enhances engine efficiency and power output, making it an ideal upgrade for enthusiasts looking to improve their vehicle's performance.

Features: - Increased compression ratio for improved power - Precision-engineered for a perfect fit - Durable construction for long-lasting performance - Designed for easy installation - Compatible with standard engine options