Patriot Performance's Gold spring kit is probably the most popular LS dual spring kit that we sell. The quality and reliability of this spring kit is unmatched anywhere in the LS market. These complete spring consists of 16 Patriot Gold dual springs, 16 titanium retainers, 32 Super 7 Machined locks, 16 .505" ID machined spring bases, and 16 viton rubber seals. This kit will work with both stock and aftermarket rocker arms. No cutting or machining of the stock spring pocket is needed.

*1 kit required per pair of heads.

Technical Specs:

Install Height: 1.800"
Max. Valve Spring Lift: 0.650"
Spring Pressure Closed: 135 lbs. @ 1.800"
Spring Pressure Open: 375 lbs. @ 1.150"
Coil Bind: 1.090"
Retainer Material: Titanium