Manley 12358-1 Pro Flo Intake Valve 1.930" Chevy L83 5.3L

The Manley 12358-1 Pro Flo intake valve is engineered specifically for Chevrolet L83 5.3L engines, delivering enhanced airflow and durability for performance and severe-duty applications. This precision-manufactured valve features a 1.930-inch head diameter designed to maximize intake efficiency while maintaining proper valve train geometry.

Key Features:

• 1.930-inch head diameter optimized for L83 5.3L cylinder heads
• Pro Flo/Severe Duty construction for high-performance and demanding applications
• High-quality stainless steel construction resists heat and corrosion
• Precision-ground stem ensures consistent seal and minimal friction
• Undercut stem locks and radiused valve tips reduce weight and stress
• Direct replacement for OEM intake valves

Manley Performance valves are manufactured to exacting tolerances and undergo rigorous quality control testing. This intake valve is ideal for engine rebuilds, performance upgrades, or racing applications where reliability and flow characteristics are critical. Sold individually.