The Skunk2 Alpha Series Honda/Acura Stock Size D Series Valve Set is a high-performance replacement component designed to enhance airflow and engine efficiency. Crafted from HNV3 martensitic steel (intake) and EV8 austenitic steel (exhaust) one-piece forgings, these valves undergo proprietary heat treatment for exceptional strength and durability. Featuring hard chrome plating and fully machined valve heads, the Alpha Series valves incorporate specially designed profiles to optimize airflow. Developed, tested, and refined in-house by Skunk2, these valves ensure superior quality, reliability, and maximum performance gains for performance applications.
This valve set is compatible with Honda and Acura D Series engines, specifically suited for stock size (standard compression) configurations. It is intended as a direct replacement for OEM valves, providing an upgrade for street, track, or daily driving use. Installation involves bolt-on replacement of existing valves, making it suitable for enthusiasts seeking improved airflow and engine response. The kit includes the necessary valves for a complete upgrade, ensuring compatibility with stock engine setups and supporting enhanced performance across various driving conditions.
