M311 LS3 Cylinder Head Rect-Port Bare

The M311 LS3 Cylinder Head Rect-Port Bare is a high-performance component designed for GM LS-series engines, suitable for a variety of demanding operational environments. This bare cylinder head is ideal for mechanics and technicians who need to maintain or enhance engine performance in various applications, including fleet maintenance.

Constructed from aluminum, the M311 LS3 Cylinder Head Rect-Port Bare is engineered for durability and thermal management, crucial for preventing overheating during high-stress conditions. It features a rectangular port design tailored for LS3 architectures, optimizing airflow for high-output applications. This unit is machined to accept 2.165-inch intake and 1.600-inch exhaust valves, allowing for precise customization of the internal components.

Professional technicians and fleet mechanics will find the M311 LS3 Cylinder Head Rect-Port Bare to be a versatile solution for rebuilding or enhancing GM LS-based powerplants. Its compatibility with standard LS3 blocks makes it an excellent choice for maintaining vehicle uptime across various applications, not limited to tactical response vehicles.