CAMSHAFTS VALVETRAIN STROKER KITS RODS PISTONS
MITSUBISHI 4B11 VALVE SPRING / RETAINER KITS
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.
Kit # Spring # Retainer # Description Status
BC0130 BC1130 BC2130 Single spring, titanium retainer In-Stock

Spring Pressure: BC1130 Seat: 1.375" @ 75 lbs / Open: 0.950" @ 175 lbs / Coil Bind: 0.850"
 
MITSUBISHI 4B11 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.
Part # Description Status
BC3130 35.0mm Intake (standard head diameter) In-Stock
BC3131 29.0mm Exhaust (standard head diameter) In-Stock
BC3134 36.0mm Intake (+1mm head diameter) In-Stock
BC3135 30.0mm Exhaust (+1mm head diameter) In-Stock

Specify one set intake, one set exhaust when ordering. Valve guides vary and may require honing to size.
619.825.8719 ph
619.825.9675
info@briancrower.com		 Some products listed are not legal for sale or use on emission controlled motor vehicles, RPM ranges vary on application. Warranty Information
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