Actual part may differ from image above.
This Kit Includes 18 Ferrea Intake Titanium Retainers.
Ferrea is pleased to offer our Pro-Series Titanium Retainers including sizes that fit both traditional Domestic springs and Sport Compact springs. Precision CNC-machined from aerospace quality titanium, these Pro Retainers are fully heat-treated and finished to exact tolerances, adding strength while offering a 40% weight reduction over conventional steel retainers. Examine the overall quality of Ferrea’s Pro-Series Retainers and see why professional engine builders demand Ferrea Racing Components.
- Valve Stem Size: 6 mm
- Diameter (A): 21 mm
- In Step Diameter (C): 15.15 mm
References: Intake (12 pieces) Single Spring-7 Degree Pro CNC Ferrea Racing Spring # S10055 & SL1025 Intake Spring Seat Locator
Replaces OEM Part # 058-109-641 / 058 109 641 / 058109641
⚠️CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov