East Coast has designed a bracket and pulley system for sportsman racers with Chevy Small Blocks. The power plant is our 6 lb. Ultra Mini Alternator bracket and pulley system is design is simple and easy to install on a short or long neck water pump with a 5/8 or 3/4 shaft. There is no need to change your current pulleys since with this kit the drive pulley mounts in front of the water pump pulley. With this Mini Kit for circle cars you will receive the One Wire Alternator, Mounting Brackets with all the hardware needed, the water pump drive pulley, and a long life belt.