Brian Crower BC1650 Single Valve Springs for Subaru BRZ Scion FRS FA20 Engine

The Brian Crower BC1650 Single Valve Springs are precision-engineered performance valve springs designed specifically for the FA20 engine found in the Subaru BRZ and Scion FRS. These high-performance valve springs are manufactured from super clean chrome silicone alloy wire and feature proprietary processing procedures for consistent spring pressures and optimal valve control at high RPM.

Key Features:

• Designed specifically for Subaru BRZ and Scion FRS FA20 engines
• Manufactured from premium chrome silicone alloy spring wire for maximum durability
• Engineered to prevent valve float at high RPM operation
• Compatible with upgraded camshafts and higher lift applications
• Precision-wound to tight tolerances for consistent performance
• Enhanced spring rates for improved valve control and engine response
• Suitable for both street and track applications

Brian Crower valve springs are manufactured by PAC Racing using state-of-the-art processes and undergo rigorous quality control testing on precision measuring instruments. Each spring is designed to provide the proper tension needed to keep valves seated and prevent valve float during aggressive driving or racing conditions. These springs are an essential upgrade when installing performance camshafts or building a high-revving FA20 engine.