Coil Spring Rubber Insert 1995-pontiac-firebird-esi9303444 The 250 lb springs are

The 250 lb springs are 11" tall and intended exclusively for drag racing applications with significant vehicle weight reduction

This is critical as it properly locates the sway bar and prevents lateral movement during hard cornering maneuvers The SB764 attaches to your S550 Mustang with polyurethane bushings

or any other application that you need a rapid connection

or high-power builds

The mounts also lower the engine height by a 1/4- or -inch

Coil Spring Rubber Insert 1995-pontiac-firebird-esi9303444 The 250 lb springs areUsed to add progressive rate to your linear race spring, Four different durometers (60D 90D) available, Fits springs with 2. 5" to 3. 0" inside diameter.