Manley Valve Spring, SPRING-NISSAN PATROL TB48

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.

• Specially processed premium-grade chrome silicon that is virtually free of impurities or surface irregularities
• Available in polished versions to reduce friction, improve fatigue life, and minimize load loss
• Ideally suited for Sportsman Drag Racing applications
• Better valve train stability and component life