Sierra International 18-3396-1 Water Pump Kit with Housing Water pump kit with housing Includes water pump housing, impeller, impeller key, insert cup, gasket, bolt and O-rings All Sierra parts qualify for and are covered under Sierra's Industry Leading Customer Satisfaction Warranty Before Ordering, Please Verify this is the Correct Part for your Application. For Assistance, Please Call Sierra's Tech Support at 1-877-663-8396