Hypercoils Coil-Over Spring - 2.5" ID x 12" Tall - 85 lb. Valve Cover Fastener Designed To Maximize Air Flow

Designed To Maximize Air Flow For On-Road Performance

This small-block Chevy manifold has a runner design that's "tuned" for peak torque at 3500 rpm on a 350-inch engine and its ideal for power from off-idle to 5500 rpm

Dry boiling point of 600 +

Chevy Suburban/GMC Yukon XL 2500: 2000-2013

50-Inch Polished Stainless Steel Tips Add A Classic Performance Look

Hypercoils Coil-Over Spring - 2.5" ID x 12" Tall - 85 lb. Valve Cover Fastener Designed To Maximize Air FlowHypercoil Coil Over Springs are high performance, aftermarket suspension springs primarily used in Motorsports and Motor Racing. Hypercos coil over springs, also known as Hypercoils, offer a wide range of free lengths and rates which provide the suspension designer latitude in creating a motion ratio for the suspension system that will permit an optimized damper or spring assembly to control a wide range of wheel travel. Optimum Body Diameter is the