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Brian Crower Dual Spring/Steel Retainer/Seat Kit for Honda K20A/K20Z, F20C/F22C

This kit is designed to enhance engine performance by providing high lift and durability for high rotational speeds. It includes dual valve springs, steel retainers, and a seat, ensuring optimal valve operation under demanding conditions.

  • Free Length: 2.030 inches
  • Seat Pressure: 80 lbs at 1.590 inches
  • Open Pressure: 215 lbs at 1.020 inches
  • Coil Bind: 0.870 inches
  • Net Cam Lift: 0.620 inches / 15.74 mm
Make Model Year Type
Honda Civic 2002 Si
Honda Civic 2003 Si
Honda Civic 2004 Si
Honda Civic 2005 Si
Honda S2000 2000 Base
Honda S2000 2001 Base
Honda S2000 2002 Base
Honda S2000 2003 Base
Honda S2000 2004 Base
Honda S2000 2005 Base
Honda S2000 2006 Base
Honda S2000 2007 Base
Honda S2000 2008 Base
Honda S2000 2008 CR
Honda S2000 2009 Base
Honda S2000 2009 CR
Brian Crower, Inc. was created to fill the need for high quality, high performance, late model internal engine components, in stock, at very affordable prices. Stroker kits for all popular Sport Compact applications and camshafts and valve train to match. Complete packages designed to work together to deliver more horsepower and torque as well as greater reliability. Brian Crower, Inc. employs state-of-the-art CNC grinding machines to insure exacting tolerances. Small diameter camshaft grinding wheels on certain BC cam part numbers like Honda B and K Series, Nissan SR20 and Mitsubishi 4G63 deliver added valve action for greater cylinder fill rates. All BC crankshafts and connecting rods are made from the highest quality 4340 steel alloy, CNC machined and finished to the tightest industry specifications. Premium grade 6AL4V titanium retainers, 100% RC checked for hardness, and super clean chrome silicone spring wire for the highest rpm range possible. Every product line is tested on precision measuring instruments for accuracy, imperfections and metallurgy. Dyno tested and tuned for optimum results.
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