Stewart Components Water Pump, Stage 4, Mechanical, 0.750" Pilot, Aluminum, Natural, Short Design, Small Block Chevy (1971-82 Corvette)

EMP Stewart water pumps are the premier choice of professional engine builders, race teams, and performance enthusiasts. They're great for street rodding and OEM replacement applications, and even the most extreme forms of motorsports in the world, including NASCAR Cup Series and NHRA Pro Stock. These EMP Stewart Stage 4 water pumps are the cutting edge in performance water pump technology. These Stage 4 pumps utilize the Stewart Components DRV-8 impeller. This exclusive 8-vane impeller is fully CNC-machined from 6061-T6 billet aluminum. Its special design flows up to 160 gpm, while consuming less than 3 hp at 4,500 pump rpm. EMP Stewart Stage 4 pumps are the ultimate water pumps for any application!