Ferrea Subaru EJ20 36mm 5.97mm 19 Deg S-Flo Radius Groove Stock 6000 Series Intake Valve - Set of 8

The Ferrea 6000 Series Competition Intake Valve is designed for high-performance applications. Manufactured using aerospace quality alloys like EV8-Z18 for high tensile strength, these valves undergo a two-step slow forging process to ensure proper grain flow and minimize material damage. They are heat-treated and stress-relieved over 48 hours for molecular integrity, featuring avionics-quality hard chrome and a hard tip.

This intake valve has a 36 mm head diameter, 5.97 mm stem diameter, 104.6 mm overall length, and a 3.5 mm tip length. It features a 19-degree S-Flo radius groove and is a stock size replacement.