Michigan Motorsports 2.165" Stock Replacement Intake Valves - Set of 8 | Fits L99 L76 L77 L92 LY6 L94 L9H L96 | Rectangle-Port LS Cylinder Heads 821 823 5364

The Michigan Motorsports 2.165″ stock replacement intake valves offer an ideal solution for anyone rebuilding or refreshing GM rectangle-port LS cylinder heads, including castings 821, 823, and 5364. Specifically designed for 2007+ LS engines such as L99, L76, L77, L92, LY6, L94, L9H, and L96, these valves match factory GM specifications for perfect drop-in fitment. Built for reliability and OEM-level performance, they are an excellent choice for stock rebuilds or mild performance upgrades where factory geometry and valve seat compatibility must be preserved. Whether you’re working on a Silverado, Camaro, or Corvette build, these valves provide affordable, high-quality performance you can trust.

• 2.165″ Diameter for Exact OEM Fitment – Precision-machined to match factory GM specifications for seamless drop-in installation on rectangle-port LS heads, maintaining proper seat contact and flow characteristics.
• Direct Compatibility with Popular LS Applications – Perfect fit for 2007+ GM LS engines using 821, 823, and 5364 casting heads including L99, L76, L77, L92, LY6, L94, L9H, and L96 platforms.
• Reliable Performance for Stock or Mild Builds – Ideal for rebuilds, replacements, or mild camshaft upgrades where factory intake valve sizing ensures proper airflow and durability.
• Manufactured for Consistency & Longevity – Produced to tight tolerances for consistent stem diameter, face finish, and overall length, delivering lasting performance under street and light performance conditions.
• Budget-Friendly OEM Alternative – Cost-effective replacement option for worn or damaged factory intake valves while retaining OEM-level quality and performance standards.