The Manley Performance Valve Spring and Retainer Kit (Part Number: man26165) is designed to optimize the valvetrain performance of Nissan SR20DE and SR20DET engines. Engineered with high-quality chrome-silicon alloy springs, this kit provides excellent fatigue resistance and high-tensile strength, ensuring precise valve control even at high RPMs. The kit includes matched valve springs, CNC-machined aerospace-grade titanium retainers, and premium heat-treated steel locks, making it ideal for high-performance and racing applications. This comprehensive setup simplifies installation and delivers reliable durability for aggressive aftermarket camshafts, supporting engines up to 10,000 RPM.Designed specifically for Nissan 240SX models from 1989 to 1994 and compatible with the 2002 Infiniti G20, this kit ensures a seamless fit and optimal performance. The springs feature a maximum lift of 0.540 inches, making them suitable for high-lift cam profiles. The inclusion of spring locators in some applications further enhances installation precision. Whether you're building a race engine or upgrading your stock setup, this kit offers a cost-effective, reliable solution to improve valve control and engine longevity. With a focus on durability and precision, Manley's kit helps you push your engine to its limits without compromising reliability.Constructed from aerospace-grade materials and manufactured to strict tolerances, this valve spring and retainer kit is a perfect choice for enthusiasts seeking to enhance their engine's performance while maintaining dependability. Designed to handle the stresses of high-performance camshafts and elevated RPM ranges, it ensures consistent operation and reduces the risk of valve float or failure. Trust Manley Performance for quality components that deliver maximum value and performance for your Nissan SR20 engine rebuilds or upgrades.
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