JEGS Small Block Chevy billet alternator mounting brackets are precision CNC machined and polished to perfection. Each bracket features stainless steel turnbuckle type (right and left hand thread) hex tube adjustment and mounting hardware. Includes carbon steel rod ends. Available in a passenger side top-mount bracket for use with a long water pump or a driver's side low-mount bracket for use with a short water pump. Both styles are designed for use with full size GM style alternators.