1.5:1 Roller Rocker Arm

It features a precise 1.5:1 ratio, contributing to improved valve lift and overall engine efficiency. Constructed from durable aluminum, this rocker arm is designed for a 3/8" stud mount, ensuring a secure and reliable fit. Its full roller design minimizes friction, allowing for smoother operation and potentially increased power output. While this listing is for a single rocker arm, a full set can be obtained using part number 19210728. This component is part of Chevrolet Performance's range of valvetrain upgrade options, suitable for bolt-on performance enhancements. For those seeking to optimize their engine's breathing and performance, this 1.5:1 ratio rocker arm offers a direct path to increased valve lift and improved airflow. It's a critical component for performance builds focused on maximizing the potential of a Small Block Chevy engine.