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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 MZR 420A
MISC MISC
POLARIS HONDA YAMAHA CAN-AM KAWASAKI
XP 1000 TALON YXZ X3 KRX
XP TURBO

MAZDA MZR 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 # Seat # Description Buy Kit Status
BC0400 BC1400 BC2400 No Seat Single spring, titanium retainer In-Stock
BC0400S BC1400 BC2400S No Seat Single spring, steel retainer In-Stock
Spring Pressure: BC1400 Seat: 1.400" @ 86 lbs / Open: 1.000" @ 190 lbs / Coil Bind: 0.835" (no machine work required)
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