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B16A / B18C C30A / C32B SR20DET 2JZ NON VVT-i 2JZ VVT-i EJ205 G6DA V6 4G63 CHEVY LS
B18A / B18B K20A / K20Z KA24DE 1JZ B58B30 EJ207 G4KF 4G63 EVO VIII DODGE SRT4
H22 / H22A K20A3 / K24A VQ35 / VQ37 7MGTE 2AZFE EJ257 / EJ255 VW / AUDI 4G63 EVO IX FORD COYOTE
F20C / F22C D16Y8 TB48 3SGTE 4AGE EJ257B DUAL 1.8T 4B11 EVO X DIESEL TRUCK
MISC RB26 / RB30 1GRFE 4UGSE FA20 MAZDA 6G72
VR38DETT 3URFE 1FZFE BMW MZR 420A
MISC MISC M50
POLARIS HONDA YAMAHA CAN-AM KAWASAKI
XP 1000 TALON YXZ X3 KRX
XP TURBO

B18A / B18B Valve Spring & Retainer Kits
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 # Description Buy Kit Status
BC0020 BC1020 BC2020 Dual spring, titanium retainer In-Stock
BC0020S BC1020 BC2020S Dual spring, steel ret. - high mileage In-Stock
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".
B18A / B18B Stainless Steel Valves
BC valves are one piece design with a friction welded Stellite tip for the best possible performance. Every valve is made from premium grade, heat resistant stainless steel material to insure reliability with high boost and/or high rpm applications. The undercut stem above the head area not only reduces overall weight for extended rpm potential, but also significantly improves air/fuel flow in and out of the combustion chamber. Every valve is fully machined and features a swirl polished finish under the head.
Part # Description Buy Now Status
BC3020 31.0mm Intake (standard head diameter) In-Stock
BC3021 28.0mm Exhaust (standard head diameter) In-Stock
Note: These valves do not fit the PR8 cylinder head.
B18A / B18B VALVE GUIDES
BC premium valves guides are made from Manganese Silicon Aluminum Bronze alloy and CNC machined to exacting tolerances. BC guides are resistant to cracking and corrosion, while reducing friction and insures high lubrication even at elevated engine temperatures and rpm's. The perfect replacement to worn or damaged guides and 100% compatible with BC's lineup of stainless steel valves.
Part # Description Buy Now Status
BC3902 6.6mm INTAKE (Honda B18A/B, B20B, H23) In-Stock
BC3903 6.6mm EXHAUST (Honda B18A/B, B20B, H23) In-Stock
619.749.9018 ph
619.749.9128 fx
Some products listed are not legal for sale or use on emission controlled motor vehicles, RPM ranges vary on application.Warranty Information Copyright © Brian Crower Inc. All rights reserved..
WARNING: This product can expose you to chemicals, including Chromium (hexavalent compounds), lead and lead compounds, which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, visit www.p65warnings.ca.gov