🔩 Rev Up Your Ride with Precision Performance! Weighing only 1.65 pounds, easy to handle and install. Intake Valve: 35.1mm head, 6mm stem, 102.2mm length; Air-out Valve: 30.1mm head, 6mm stem, 100.9mm length. Fits a range of models including Chevy Cavalier, Cobalt, HHR, and more. Includes 8 Intake Valves and 8 Air-out Valves for a full engine refresh. Crafted to meet strict quality control standards, ensuring reliability. Complete Set Quality Control Precision Specs This 16-piece Intake and Air-out Engine Valve Replacement set is designed for various Chevy and Pontiac models, ensuring top-notch performance and reliability. Manufactured by WFLNHB, these valves meet strict quality control standards and come with precise dimensions for optimal fit. Lightweight and easy to install, this complete set is perfect for any DIY enthusiast or professional mechanic looking to enhance engine efficiency.