Eibach Spring Rubber - Coilover - 90 Durometer - Blue H760C31XS Nylon inner tube for superior

Nylon inner tube for superior refrigerant performance

2A/1 rating (tag located on wrist)

31" without EGR plates installed

Each lifter features a precision-ground crown radius and surface finish to extend high-rpm durability and promote compatibility with performance camshafts

GM HEI 4 Pin

Eibach Spring Rubber - Coilover - 90 Durometer - Blue H760C31XS Nylon inner tube for superiorEibach Spring Rubbers are used to add progressive rate to your linear race spring. Coil Spring Rubber Insert Four different Spring Rubber durometers (50D 90D) available for desired rate tuning. Fits springs with 2. 5" to 3. 0" inside diameters. Adds approximately 1. 5" of solid height to your spring. Made in the U. S. A. and sold individually. Eibach has been committed to creating the finest race springs in the world for over two decades. Eibach