The Brian Crower Dual Valve Springs meet the demands of high-performance applications for Honda/Acura B18A, B18B, B20B, and B20Z engines. The valve springs are engineered for high RPM operation, thanks to the highest grade, super clean, chrome silicone alloy being used. With proprietary processing procedures ensuring consistent pressures, these valve springs guarantee reliable performance under the most demanding conditions. Available in both steel and titanium retainer kits, they provide flexibility to suit various engine configurations and preferences. For enhanced durability and streetability, steel retainers are offered as an option, providing peace of mind for enthusiasts seeking both performance and longevity. 

Seat - 35.56mm @ 70 lbs
Open - 22.99mm @ 210 lbs
Coil Bind - 20.70mm
Max Lift - 11.94mm


Seat - 35.56mm @ 70 lbs
Open - 22.99mm @ 210 lbs
Coil Bind - 20.70mm
Max Lift - 11.94mm  

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