2.0 & 2.3 EcoBoost Piper Single Valve Spring Kit Mishimoto plastic valves that use non-reinforced

plastic valves that use non-reinforced rubber diaphragms and are known to crack under increased boost

The end tanks are designed such that the standard boost hoses can be retained

As the damper unit opearates the oil contained within heats up

Tailpipe: Quad 90mm Daytona

2.0 & 2.3 EcoBoost Piper Single Valve Spring Kit Mishimoto plastic valves that use non-reinforcedPiper valve springs are Designed for Stg1 and Stg2 camshafts and are also suitable for use with stock camshafts. Rate: 42 N mm ~ 242. 00Lb Inch Seat Pressure: 22. 00KG ~ 48. 00 Lb f Installed height: 38. 00mm Valve Spring Features: Wound from high quality German steel Steel retainer set included