Adapts a BBC style electric or conventional water pump to LS series engines Eliminates the bulky LS water pump with a more compact, cost effective pump Since BBC water pumps have been around for years,many different drive and pulleys are available and now can be used on a GM LS Series engine Kit includes: 2 billet aluminum adapter blocks (right and left), 2 pump adapter plates, fasteners, Viton O-rings, and high flow -12 AN fittings Requires the use of a remote thermostat housing such as Moroso Part No. 63425 or 63426