CHEVROLET PERFORMANCE LS6 VALVE SPRING - .550" LIFT - 12713265

CHEVROLET PERFORMANCE LS6 VALVE SPRING - .550" LIFT - 12713265

• The "LS6" spring is for .550″ Lift or less Camshafts – Engineered to handle aggressive cam profiles with up to .550″ of lift, making it perfect for street/strip and boosted applications needing added valvetrain stability.
• Aggressive Beehive Design – Reduces mass in the valvetrain, improves harmonics, and increases spring efficiency at higher RPMs—ideal for maintaining control in performance engines.
• Direct Fit for 4.8–6.2L LS Engines – Installs without modification on LS1, LS2, LS3, LS6, LQ4, and LQ9 cylinder heads
• Delivers 90 lbs at 1.800″ installed height with 295 lb/in spring rate at 1.250", offering reliable performance without coil bind or float.