Manley Subaru WRX/STI (EJ20/EJ25) Valve Springs (1.126/.640) *ONE SPRING*16.35 - 22185-1

Engineered for today’s high-revving sport compact engines, Manley valve springs deliver exceptional durability, precise control, and consistent performance. Manufactured from premium alloys and designed for demanding turbocharged and naturally aspirated applications, they ensure reliable valvetrain stability at elevated RPM and boost levels.

Features

• Wound from super clean alloy
• Designed to handle aftermarket camshafts
• Revs up to 10,000 RPM with Manley titanium retainers

Specs

• Manley Valve Spring, SPRING-SUBARU WRX
• Single Conical Ovate Wire
• Product Market: Sport Compact
• Product Type: Engine Valve Spring
• Outer Diameter of Outer Valve Spring: 1.016
• Inner Diameter of Outer Valve Spring: 0.640
• Outer Diameter of Inner Valve Spring: 1.126
• Inner Diameter of Inner Valve Spring: 0.750
• Valve Spring Quantity: 1
• Valve Spring Series: Sport Compact
• Valve Spring Type: Single Conical Ovate Wire
• Valve Spring Coil Bind Height: 0.860
• Valve Spring Rate: 330
• Valve Lift - Stock: 0.370
• Valve Lift - Maximum: 0.510
• Installed Pressure and Height: 95 @ 1.420
• Open Pressure and Height: 264 @ 0.910
• Industry: Automotive
• Title: Manley Valve Spring, SPRING-SUBARU WRX
• Prop 65 Yes/No: Yes
• Prop 65 (C, R or CR): CR
• Prop 65 - Short Label: Prop 65 Warning Label.JPG
• Engine Type: ICE
• Make: Subaru