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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
meaning a perfect balance between boost control and flow
Titanium replacement retainer to suit OEM valve spring
UV rated insultation for longevity
Suits S13 34mm Piston Size
operating at very high temperature and high rpm
PAC 1204X | Dual Springs Nitto Tyres meaning a perfect balance betweenCHEVROLET LS1. PAC 1204X RPM Series Dual Spring set of 16. Premium quality Japanese spring steel wound in USA by PAC. Made with advanced heat treatment processing and surface finishing techniques (nano peening) to extend fatigue life. High spring frequency to allow for better spring surge control at high rpm. 145lb at 1. 800" installed height. 385lb at 0. 650" valve lift. Coil bind (spring solid height) 1. 000". RET135 16 is the matching Titanium
US$ 19.90
US$ 33.00
US$ 46000.00
US$ 19.90
US$ 33.00
