The Wiseco Subaru WRX 4v R/Dome 8.4:1 CR 92mm Piston Kit is a high-performance forged racing piston set designed for serious racing applications. Part of Wiseco's Professional Series, these pistons are engineered with no-expense-spared features to maximize durability and performance in demanding race environments. Constructed from premium materials, they include custom-level performance enhancements and come with high-quality rings, making them ideal for heavy to severe duty race builds. These pistons are built to remove limits and deliver consistent power and reliability under extreme conditions.
Designed specifically for Subaru WRX models with a 4-valve engine, these 92mm pistons are suitable for use in engines with an 8.4:1 compression ratio. They serve as direct replacements or upgrades for race and performance builds, providing enhanced strength and durability. The kit is intended for use in high-performance racing or severe duty applications, ensuring optimal fitment and performance. Installation involves replacing existing pistons with these forged units, making them suitable for professional builders and serious enthusiasts seeking maximum engine performance.
