BC Brian Crower Valve Springs and Retainer Kit for 1JZ/2JZ Toyota Supra Please Select::Single Spring - Titanium Retainer 4 900 703520-6011 24" 10

4 900 703520-6011 24" 10

STM-2GDSM-FPRK-53501-3

This means greater distribution of cold airflow across the filter resulting in lower pressure drop and a longer filter life between cleanings

All clamps

higher boost pressure

BC Brian Crower Valve Springs and Retainer Kit for 1JZ/2JZ Toyota Supra Please Select::Single Spring - Titanium Retainer 4 900 703520-6011 24" 10BC heavy duty springs are designed for up to 9000 rpm and 800whp, while the single springs are rated for above 800whp and an increase in spring pressure for extended rpm's. 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. Please Note: Pictures are for reference. Vehicle Fitment: 1987 1998 Toyota Supra (MK3 and MK4 with 2JZ