Ferrea Pro Stock .309in .502 OD 3.500 Length .625 x .800 ID Exhaust/Intake Valve Guide - Set of 8

These Ferrea Pro Stock valve guides are made with a .309 inch stem diameter, a .502 inch outer diameter, and a length of 3.500 inches. The inner diameter is .625 by .800 inches, making them suitable for either exhaust or intake valves. This set includes eight guides, which is what you'll typically need for a standard V8 engine build.

Ferrea is known for making well-built engine components, and these valve guides are no exception. They are designed to provide a stable platform for your valves, ensuring proper sealing and airflow. Having a good valve guide is crucial for the longevity and performance of your engine, as it helps prevent valve stem wear and keeps the valve moving true in the cylinder head. If you're rebuilding an engine, especially one where you're looking for reliable performance, these guides are a solid choice.