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05-10 Scion tC
08-15 Scion xB (xB2)
BC0340
Designed for high rpm, BC valve springs 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.
Recommended use with BC Camshafts (sold separately)
Kit includes Valve Springs, Titanium Retainers & Seat Kit (COMPLETE)
Spring Pressure: BC1340 Seat: 1.300" @ 82 lbs / Open: 0.900" @ 188 lbs / Coil Bind: 0.810" (no machine work required)