LS3 260cc Alm Cyl Head Assembled 2.165/1.590

The LS3 260cc Aluminum Cylinder Head Assembly with 2.165/1.590 in valve sizes is designed for high-performance LS engine builds, catering to serious enthusiasts seeking maximum power and reliability. This factory Chevrolet Performance cylinder head assembly is tailored for LS3 engine platforms, providing builders with OEM quality and optimized flow characteristics.

Constructed from aluminum, this head assembly reduces overall engine weight while enhancing heat dissipation, which is crucial for high-output scenarios. The assembled design includes all internal components such as valve springs, rocker arms, pushrods, and fasteners, pre-installed and torqued to specification, which minimizes assembly errors and reduces build time.

Engine builders and mechanics will benefit from the compatibility of this head with both traditional hydraulic and modern roller lifter configurations, depending on the specific engine block and camshaft combination. While the head is designed to work with LS3 intake manifolds, it is advisable to verify compatibility with your specific intake setup for optimal performance.