Dual Valve Spring: 1.550" O.D. Outer, .724" I.D. Inner

SKU
999-1
$24.54

Dual Valve Springs from COMP Cams® are manufactured from H11 material and subject to extensive quality control testing to deliver a valve spring assembly with superior strength, durability and valve train stability, no matter the application. The dual spring design creates a stronger valve spring that can easily handle the increased lift found in extreme stress applications. COMP Cams® Dual Valve Springs exceed the expectations of today’s engine builders and racers.

Max Lift: 0.75
Installed Height: 1.9
Coil Bind Height: 1.09
O.D. of Outer: 1.551
I.D. of Inner: 0.712
I.D. of Outer: 1.094
Spring Style: Dual
Spring Rate: 633
Seat Pressure: 215
Damper: Yes
Component Part Number
Titanium Retainers: 732-1
Titanium Retainers (Lightweight): 721-1
Tool Steel Retainers: 1732-1
Spring Seat (.570" Guide Dia.): 4781-1
Spring Seat (.630" Guide Dia.): 4782-1
Spring Cup (O.D. Locator): 4700-1  /   4757