Fits standard GM LS blocks, suitable for street or drag strip use - 3000 hour life expectancy, show quality anodized finish, standard motor provides 55 gallons per minute free flow rating, all stainless steel hardware included, light weight unit weighs only 10 pounds, stainless steel large diameter main shaft with high performance ceramic seal, pump will clear cam belt drives and most blower drives, 1 1/2"outlet included, 1 3/4" outlet included, pump is ready to accommodate thermostat (thermostat not included), available in natural finish with black motor.