Eibach Pro-Kit Lowering Springs Engine Oil Filler Caps The HEAD BOLT KIT provides

The HEAD BOLT KIT provides superior cylinder head clamping compared to factory TTY (torque-to-yield) fasteners

Spring rates are selected for the F-150's front-end weight bias

and sealed motor structures that resist moisture

0 inches depending on the part number

Your Corvette stops hard

Eibach Pro-Kit Lowering Springs Engine Oil Filler Caps The HEAD BOLT KIT providesEibach Pro Kit lowering springs are engineered for the enthusiast who demands reduced ride height and improved handling without the harshness of fixed rate lowering springs. The progressive winding provides a comfortable initial rate for daily driving that firms up as cornering loads increase. Cold wound from high tensile chrome silicon steel with Eibach's proprietary heat treating process. Each spring is preset to prevent sag over time. Durable red