VALVE SPRING/RETAINER KIT
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. |
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| Kit # |
Spring # |
Retainer # |
Description |
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BC0020 |
BC1020 |
BC2020 |
Dual spring, titanium retainer |
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Spring Pressure:
BC1020 Seat: 1.400" @ 70 lbs / Open: 0.905" @ 210 lbs / Coil Bind: 0.815" (no machine work required)
Factory installed height = Intake 1.320" / Exhaust: 1.425", BC spring inst at 1.400" on intake and exhaust. |
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STAINLESS STEEL VALVES
BC valves are made from premium stainless steel, fully machined and swirl polished for ultimate air flow. Dished head for added weight savings and increased valve control at high rpm. Standard and oversize head. |
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| Part # |
Description # |
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BC3020 |
31.0mm Intake (standard head diameter) |
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BC3021 |
28.0mm Exhaust (standard head diameter) |
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BC3022 |
31.5mm Intake (+.5mm head diameter) |
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BC3023 |
28.5mm Exhaust (+.5mm head diameter) |
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