FERREA KT4055 Valve Spring Kit S10114 for NISSAN Patrol / Patrol Safari (Y61)

Description FERREA KT4055 Valve Spring Kit S10114 for NISSAN Patrol / Patrol Safari (Y61)

The FERREA KT4055 Valve Spring Kit S10114 is specifically designed for high-performance applications involving the Nissan Patrol and Patrol Safari (Y61) equipped with the TB48DE engine. Developed to withstand elevated RPM conditions typical in motorsport and aggressive tuning scenarios, this kit delivers enhanced valvetrain stability, minimizing valve float and maintaining precise valve control under high load. The system is tailored to support increased camshaft lift and advanced engine configurations.

Manufactured with premium-grade materials and engineered to exact tolerances, the KT4055 kit is a reliable upgrade for forced induction or naturally aspirated builds seeking consistent performance and durability under extreme thermal and mechanical stress.

• Optimized for high-RPM operation in performance-built TB48DE engines
• Prevents valve float and ensures consistent valve timing under load
• Suitable for naturally aspirated and turbocharged setups

Specifications:

• Engine Compatibility: Nissan TB48DE
• Vehicle Fitment: Patrol / Patrol Safari (Y61)
• Kit Part Number: KT4055