A Mr. Gasket electric water pump is a great way to free up horsepower and add consistent cooling to high performance engines. They eliminate common issues found in traditional mechanical water pumps - Parasitic horsepower loss, heavy cast iron housings and impeller drag. Mr. Gasket's line of Performance Aluminum Electric Water Pumps are available in Black and Polished finishes with offerings for popular engine platforms. Fits all 1965-2002 Chevrolet 366, 396, 402, 427, 454, 502 & 572 Big Block Mark IV, V and VI V8 engines. It also fits all 1997-2015 Chevrolet 4.8, 5.3, 5.7, 6.0, 6.2, & 7.0 LS based engines when used in conjunction with Earl's adapter LS0025ERL. Keep your cool with Mr. Gasket!