LS3 Enforcer Cyl. Head 238cc-Assembled-72cc

The LS3 Enforcer Cylinder Head 238cc-Assembled-72cc from Air Flow Research is designed for serious LS engine builders and performance enthusiasts aiming to enhance airflow and combustion efficiency. This assembled cylinder head is ideal for high-horsepower builds, street applications, and competitive engine programs where optimal intake and exhaust flow is crucial for power delivery.

Featuring a 238cc intake port volume and a 72cc combustion chamber, this head optimizes charge motion and flame propagation across the power band. The fully assembled configuration includes pre-installed valve seats, guides, and springs, making it ready for integration into your engine package. Air Flow Research's precision porting and CNC-matched designs ensure smooth port-to-runner transitions, essential for pairing with high-duration cams and elevated RPM operations.

These cylinder heads are engineered to withstand sustained boost pressure, making them suitable for both naturally aspirated and forced-induction LS3 applications. Whether you're building a crate engine or upgrading an existing LS3, the LS3 Enforcer Cylinder Head provides the volumetric efficiency needed for aggressive timing events and high lift cam profiles, ensuring reliable performance in demanding conditions.