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Manley Engine Valve Spring Kit - 2638LT4KS

Manley Chevy LT4 Valve Spring Kit-Springs/Steel Ret/Locators/Mach. Locks/ Seals
Manufacturer: Manley
Manufacturer part number: 2638LT4KS
Old price: $703.63
$527.72
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Manley Performance LS & LT NexTek? valve spring kits take the guess work out of making your valvetrain race-ready. Engineered for maximum durability, stability, and precision in high-performance and racing applications, these chrome-silicon alloy springs provide exceptional fatigue resistance and high-tensile strength, ensuring consistent valve control at extreme RPMs. Save time and money with these all-inclusive kits, featuring premium springs, retainers, I.D. locators, locks, and Viton? seals.

Note: Manley LT4 Valve Spring Kit, KIT-SPRING/RETAINER/LOCATOR/LOCK/SEAL

Products specifications

Attribute name Attribute value
Valve Lift - Maximum .650
Valve Spring Rate 353
Open Pressure and Height 380 @ 1.150
Valve Lock Angle 7
Weight 73
Prop 65 (C, R or CR) CR
Valve Spring Series NexTek?
Prop 65 - Short Label prop65warninglabel.jpg
Valve Spring Type Single Conical Ovate Wire
Finish Super Finished
Product Type Valve Spring Kit
Prop 65 Yes/No Yes
Valve Spring Inner Diameter - Top .650
Valve Spring Inner Diameter - Bottom .885
Valve Spring Outer Diameter - Top 1.076
Valve Spring Coil Bind Height 1.100
Valve Spring Outer Diameter - Bottom 1.311
Installed Pressure and Height 150 @ 1.800
Valve Spring Quantity 16
Country of Origin US
Condition New
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