Sierra 18-8115 25" (+/- 1/4") Fuel Line Hose for Fuel Pump to Carburetor Connection on Mercruiser Used for Fuel Pump to Carburetor Connection PTFE Composite Hose Replaces Copper or Steel Tubing Fuel Line Hose Size: 3/8" or 9.5mm Hose Length: 25" or 635mm 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