The COMP Cams .660 in. Lift Conical Valve Spring Kits for Dodge Gen IV HEMIs features: Max Lift: .660 in., Increased High RPM Stability, Excellent spring upgrade for high performance and race applications, Includes valve springs, locks, seals, seats, and Titanium retainers

More From This Category

MANLEY Valve Spring Retainer, Titanium, 10 Degree, +.100 in, 1.625 in. OD, Triple, Each

MANLEY Valve Spring Retainer, Titanium, 10 Degree, +.100 in, 1.625 in. OD, Triple, Each

$35.37

COMP Cams Engine Valve Spring Seat, ID Spring Locator, 1.300 in. OD, .570 in. ID, .060 in. Thick, Each

COMP Cams Engine Valve Spring Seat, ID Spring Locator, 1.300 in. OD, .570 in. ID, .060 in. Thick, Each

$9.64

MANLEY Valve Spring, NexTek, Drag Race, 1.126 in. OD, 330 lbs./in. Rate, 0.880 in. Coil Bind Height, Single, Each

MANLEY Valve Spring, NexTek, Drag Race, 1.126 in. OD, 330 lbs./in. Rate, 0.880 in. Coil Bind Height, Single, Each

$39.82

MANLEY Valve Spring, NexTek, Drag Race, 1.400 in. OD, 575 lbs./in. Rate, 1.150 in. Coil Bind Height, Dual, Set of 16

MANLEY Valve Spring, NexTek, Drag Race, 1.400 in. OD, 575 lbs./in. Rate, 1.150 in. Coil Bind Height, Dual, Set of 16

$1,652.09

MANLEY Valve Spring, 0.990 in. OD, 253 lbs./in. Rate, 0.92 in. Coil Bind Height, For Nissan VQ35DET, Each

MANLEY Valve Spring, 0.990 in. OD, 253 lbs./in. Rate, 0.92 in. Coil Bind Height, For Nissan VQ35DET, Each

$22.30