SKU: BC0400S
Brian Crower Mazda MZR Valve Spring & Retainer – Steel Retainers
Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures.
Specifications
- Type: BC1400 Single
- Free Length: 1.788″
- Seat: 1.400″ @ 86 lbs
- Open: 1.000″ @ 190 lbs
- Coil Bind: 0.835″
- Retainer: BC2400S
- Spring Seat: OEM
- Net Cam Lift: 0.480″ / 12.19mm
Features & Benefits
- Precision engineered for high performance applications.
- Supports increased RPM and power levels.
- Manufactured from premium materials for durability.
- Direct-fit upgrade for compatible engines.
About Brian Crower
Brian Crower is a leading manufacturer of high performance engine internals, including camshafts, crankshafts, connecting rods, and valvetrain components. Each part is engineered for reliable horsepower gains and durability in demanding street, track, and forced induction applications.





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