Ferrea Double Spring 7 Degree Pro CNC Titanium Retainer | 1989 – 1991 BMW 318is & 1990 – 1992 BMW 318i (E11025) Ferrea Racing

Double Spring 7 Degree Pro CNC Titanium Retainer by Ferrea

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. We have available applications for 6, 7, 8 (super 7) and 10 degrees. Examine the overall quality of Ferrea€™s Pro-Series Retainers and see why professional engine builders demand Ferrea Racing Components.

Please Note: Picture are for representation only. Actual product may vary.

Features

• (M50 – M51 – M52)
• Valve Stem Size: 6 mm
• Diameter (A): 28.20 mm
• Inn Step Diameter (C): 17.17 mm
• References: Double Spring-7 Degree Pro CNC Ferrea Racing Springs #S10049

Benefits

• 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

Applications

• 1989 – 1991 BMW 318is
• 1990 – 1992 BMW 318i

What’s In The Box?

• 1 – Double Spring 7 Degree Pro CNC Titanium Retainer

Warranty

• No Warranty