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Step 4

Installing a Diesel Priming System on Your Boat

Story and photography by Capt. Vincent Daniello

Photography by Capt. Vincent DanielloFollow the fuel line from secondary filter to the high-pressure injection pump and crack the fitting there until fuel flows without air. On almost all diesels, fuel returns to the tank without passing through the high-pressure pump or the high-pressure metal fuel lines that run to each injector.