Brian Crower BC1010 Dual Valve Springs for 1992-2001 Honda Civic Si (B16A)

Vehicle Fitment

• 1992-2001 Honda Civic Si (B16A)
• 1994-2001 Acura Integra (B18C/B17A)
• 1991-1997 Nissan 240SX (KA24DE)

Features

• Dual valve spring design for high RPM stability
• Manufactured by PAC Racing using chrome silicone alloy
• Designed to prevent valve float at elevated engine speeds
• Compatible with stock or aftermarket camshafts up to 0.500" lift
• Precision wound for consistent pressure and performance
• Ideal for street performance and mild to moderate track use
• Retainer compatibility with BC2010, BC2011, BC2210
• Spring seat compatibility with BC2904 or OEM components

Specifications

• Type: Dual Valve Springs
• Free Length: 1.607"
• Outer Diameter (Outer/Inner): 1.180" / 0.865"
• Inner Diameter (Outer/Inner): 0.865" / 0.670"
• Seat Pressure: 1.350" @ 80 lbs
• Open Pressure: 0.900" @ 220 lbs
• Coil Bind Height: 0.765"
• Net Cam Lift: 0.500" / 12.7mm

Included Components

• 1x BC1010 Dual Valve Spring

Product Description

The Brian Crower BC1010 dual valve springs are engineered to provide superior performance for high-revving engines. Constructed from high-quality chrome silicone alloy by PAC Racing, these springs are designed to maintain consistent pressure and prevent valve float at elevated RPMs. They are compatible with stock or aftermarket camshafts up to 0.500" lift, making them suitable for street performance and mild to moderate track applications.

These valve springs are compatible with various Honda and Nissan engines, including the B16A, B18C, B17A, and KA24DE. When paired with the appropriate retainers and spring seats, they offer enhanced durability and reliability under high-performance conditions. Installation requires standard tools and mechanical expertise; however, it's recommended to verify valve guide to retainer clearance before operation to ensure optimal performance.