Valve Single Spring & Steel Retainer Kit (WRX MY01-14/STI MY01-21)-1
    Valve Single Spring & Steel Retainer Kit (WRX MY01-14/STI MY01-21)-1
Valve Single Spring & Steel Retainer Kit (WRX MY01-14/STI MY01-21)-1
Brian Crower

Valve Single Spring & Steel Retainer Kit (WRX MY01-14/STI MY01-21)

$354.95
$354.95
Out Of Stock

















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. BC titanium retainers are CNC machined from 6AL4V round bar titanium to exacting tolerances.
































































Kit # Spring # Retainer # Seat # Description    
BC0600 BC1600 BC2300S-16 No Seat Single spring, titanium retainer    
BC0600S BC1600 BC2300S-16 No Seat Single spring, steel retainer    
BC0610 BC1020 BC2305-16 BC2936 Dual spring, steel retainer, steel seat    








Spring Pressure: BC1600 Seat: 1.420" @ 80 lbs / Open: 1.000" @ 178 lbs / Coil Bind: 0.850" (no machine work required)

Spring Pressure: BC1020 Seat: 1.325" @ 82 lbs / Open: 0.925" @ 180 lbs / Coil Bind: 0.730" (no machine work required)





 


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